hit counter code
JVC GR-AX880US Service Manual
  1. Manuals
  2. Brands
  3. JVC Manuals
  4. Camcorder
  5. GR-AX880US
  6. Service manual
JVC GR-AX880US Service Manual

JVC GR-AX880US Service Manual

Compact vhs camcorder
Hide thumbs Also See for GR-AX880US:
Table of Contents

Advertisement

Quick Links

Download this manual
SERVICE MANUAL
COMPACT VHS CAMCORDER
2003
03
86739
For disassembling and assembling of MECHANISM ASSEMBLY, refer to the SERVICE MANUAL No.86700 (MECHANISM ASSEMBLY).
Regarding service information other than these sections, refer to the service manual No. 86721 (GR-SXM250US).
Also, be sure to note important safety precautions provided in the service manual.
SPECIFICATION
Camcorder
General
Format
: VHS NTSC standard
Power source
: DC 11 V
DC 6 V
Power consumption
Viewfinder on
: 4.1 W
Signal system
: NTSC-type
Video recording system
Luminance
: FM recording
Colour
: Converted sub-carrier direct recording
Conforms to VHS standard
Cassette
:
Tape speed
SP
: 33.35 mm/sec. (1-5/16 ips)
EP
: 11.12 mm/sec. (7/16 ips)
Recording time (max.)
SP
: 40 minutes
EP
: 120 minutes (with TC-40 cassette)
Operating
temperature
: 0ºC to 40ºC (32ºF to 104ºF)
Operating humidity
: 35% to 80%
Storage temperature
: -20ºC to 50ºC (-4ºF to 122ºF)
Weight
: Approx. 750 g (1.7 lbs)
Dimensions (W x H x D) : 108 mm x 117 mm x 199 mm
(4-5/16" x 4-5/8" x 7-7/8")
: 1/6" format CCD
Pickup
Lens
: F1.6, f = 2.7 mm to 43.2 mm,
16:1 power zoom lens with auto iris and
macro control, filter diameter 40.5 mm
Viewfinder
: Electronic viewfinder with 0.5" black/white CRT
GR-AX880U
(Using AC Adapter)
(Using battery pack)
cassette
COPYRIGHT © 2003 VICTOR COMPANY OF JAPAN, LTD.
S
White balance
: Auto/Manual adjustment
adjustment
Connectors
:
Video
1 V (p-p), 75
(via Video output connector)
:
Audio
300 mV (rms), 1 k
(via Audio output connector)
AC Adapter
Power requirement
:
U.S.A and Canada
AC 120 V ~, 60 Hz
:
Other countries
AC 110 V to 240 V ~, 50 Hz/60 Hz
:
Output
DC 11 V
Optional Accessories
• Battery Packs BN-V12U, BN-V20U, BN-V400U
•
A/V (Audio/Video) Cable
•
Compact VHS (
) Cassettes TC-40/30/20
•
Active Carrying Bag CB-V7U
Some accessories are not available in some areas.
Please consult your nearest JVC dealer for details on accessories and
their availability.
unbalanced, analog output
, analog output
, 1 A
M3A6B2
No.86739
2003/03

Advertisement

Table of Contents
loading

Related Manuals for JVC GR-AX880US

Summary of Contents for JVC GR-AX880US

  • Page 1 (4-5/16" x 4-5/8" x 7-7/8") Some accessories are not available in some areas. : 1/6" format CCD Pickup Please consult your nearest JVC dealer for details on accessories and Lens : F1.6, f = 2.7 mm to 43.2 mm, their availability.
  • Page 2 DIFFERENCE LIST DIFFERENT TABLE OF FEATURE The following table indicate main different points between models GR-SXM250US and GR-AX880US. ITEM GR-SXM250US GR-AX880US TAPE FORMAT S-VHS-C VHS-C S OUTPUT USED NOT USED DC LIGHT USED NOT USED LCD MONITOR USED (2.5 INCH)
  • Page 3 251C <02> 251D 251C 251C 251C 251A 251E 251C 251C 251B MECHANISM ASSEMBLY <M3>  REF NO. ITEM GR-SXM250US GR-AX880US MECHA(B)ASSY YMA0040A-E YMA0042A-E CASSETTE GUIDE ASSY YQ44339A-7 (RIGHT) 406A SW.LEVER(RIGHT) YQ32162-1-3 406B TORSION SPRING YQ44340-1-4 SCREW LY42819-001A ROTARY ENCODER QSW0888-002 QSW0888-001 MONITOR ASSEMBLY <M5>...
  • Page 4 JVC SERVICE & ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP. www.jvcservice.com(US Only) JVC CANADA INC. Head office : 21 Finchdene Square Scarborough, Ontario M1X 1A7 (416)293-1311 (No.86739) Printed in Japan 200303WPC...
  • Page 5 Parts identified by the  symbol are critical for safety. Replace only with specified part numbers. BEWARE OF BOGUS PARTS Parts that do not meet specifications may cause trouble in regard to safety and performance. We recommend that genuine JVC parts be used. 1. PARTS LIST MAIN BOARD ASSEMBLY <01>...
  • Page 6  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local D104 1SS355-X SI DIODE C2025 NCB21CK-105X C CAPACITOR 1uF 16V K D5201 1SS355-X SI DIODE C2026 NCB31HK-222X C CAPACITOR 2200pF 50V K D6301 RB160M-30-X SB DIODE...
  • Page 7  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C4503 NCB31CK-333X C CAPACITOR 0.033uF 16V K C6602 NCF21CZ-105X C CAPACITOR 1uF 16V Z C4504 NCB31CK-333X C CAPACITOR 0.033uF 16V K C6603 NCB11EK-105X C CAPACITOR 1uF 25V K...
  • Page 8  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R166 NRSA63J-105X MG RESISTOR 1MΩ 1/16W J R4002 NRSA63J-105X MG RESISTOR 1MΩ 1/16W J R167 NRSA63J-183X MG RESISTOR 18kΩ 1/16W J R4003 NRSA63J-563X MG RESISTOR 56kΩ...
  • Page 9 NRZ0038-102X NET RESISTOR 1kΩ RA9101 NRZ0038-474X NET RESISTOR 470kΩ L101 NQL365K-220X COIL 22uH K L1601 NQL144M-1R0X P COIL 1uH M L1602 NQL144K-100X P COIL 10uH K L2001 NQL144K-470X P COIL 47uH K L2003 NQL034K-470X P COIL 47uH K (WPC)-M3A6B2 GR-AX880US...
  • Page 10 40.5 mm Some accessories are not available in some areas. Viewfinder : Electronic viewfinder with 0.5" black/white CRT Please consult your nearest JVC dealer for details on accessories and White balance : Auto/Manual adjustment their availability.

  • Page 11: Table Of Contents

    TABLE OF CONTENTS PRECAUTIONS................. . . SAFTY PRECAUTIONS .

  • Page 12: Precautions

    SECTION 1 PRECAUTIONS 1.1 SAFTY PRECAUTIONS Prior to shipment from the factory, JVC products are strictly in- ray tubes and other parts with only the specified parts. Under spected to conform with the recognized product safety and elec- no circumstances attempt to modify these circuits.Unautho-...
  • Page 13 1.1.2 Safety Check after Servicing Examine the area surrounding the repaired location for damage (4) Leakage current test or deterioration. Observe that screws, parts and wires have been Confirm specified or lower leakage current between earth returned to original positions, Afterwards, perform the following ground/power cord plug prongs and externally exposed ac- tests and confirm the specified values in order to verify compli- cessible parts (RF terminals, antenna terminals, video and...

  • Page 14: Specific Service Instructions

    SECTION 2 SPECIFIC SERVICE INSTRUCTIONS 2.1 BEFORE ASSEMBLY AND DISASSEMBLY 2.1.1 Precautions 2.1.4 Disconnection of connectors (Wires) 1. Be sure to disconnect the power supply unit prior to mount- Pull both ends of the connector in the arrow direction, remove the ing and soldering of parts.

  • Page 15: Assembly And Disassembly Of Cabinet Parts

    2.2 ASSEMBLY AND DISASSEMBLY OF CABINET PARTS 2.2.1 Disassembly flow chart 2.2.2 Disassembly method This flowchart indicates the disassembly step for the cabinet STEP Fig. parts and board assembly in order to gain access to item(s) to be PART POINT NOTE serviced.
  • Page 16 CN1a CN1b CN1c (S1) 9 (S2) 10 (S2) 11 (S2) (S1) (S1) (S1) (S1) (S1) (S1) (S1) Fig.C1 <SHOOTING MODEL> (S4) <MONITOR MODEL> Fig.C2 (No.86721)1-7...
  • Page 17 (S5a) <NOTE 5> <SHOOTING MODEL> (S5a) (S5a) (S5a) (S5a) <MONITOR MODEL> <NOTE 5> (S5a) (S5b) (S5a) (S5a) (S5a) (S5a) (S5a) Fig.C3 <MONITOR MODEL> (S7b) <NOTE 7a> (S7b) (S7a) <NOTE 7c> (S6) DO NOT MAKE FPC (S6) SLACKEN IN THIS PART. <NOTE 7d>...
  • Page 18 0.118N m (1.2kgf (S11) (S8) <NOTE 11> <NOTE 8a> [11] OP BLOCK ASSEMBLY (S11) <NOTE 8b> PASS THE WIRE BETWEEN THESE BOSSES. LIGHT WIRE CN8a DO NOT OBSTRUCT THE RECEIVING PART OF SENSOR CN8b BY WIRE . PASS THE WIRE OUTSIDE OF SCREWING SEQUENCE MIC WIRE...

  • Page 19: Assembly And Disassembly Of [2]Op Block Assemblyccd Board Assembly (Camera Section And Board Assembly)

    2.3 ASSEMBLY AND DISASSEMBLY OF CAMERA SECTION AND BOARD ASSEMBLY 2.3.1 Disassembly flow chart This flowchart indicates the disassembly step for the cabinet parts and board assembly in order to gain access to item(s) to be serviced. When reassembling, perform the step(s) in reverse or- der.
  • Page 20 (S4d) (S4c) <NOTE 4> CN1h FRAME ASSEMBLY CN1g C2 J CN1f CN1a SHIELD CASE (MAIN) CN1b CN1j CN1d CN1c (S4c) (S1) CN1e (S1) SHIELD Fig.D1 (S4a) (S4b) Fig.D3 (S2) (S2) <NOTE 3> FRAME ASSEMBLY (S5) (S5) Fig.D2 Fig.D4 (No.86721)1-11...
  • Page 21 2.4 ASSEMBLY AND DISASSEMBLY OF [7]MONITOR ASSEMBLY (CABINET PARTS) 2.4.1 Disassembly of MONITOR ASSEMBLY <2.5 TYPE> NOTE : Be careful not to soil or scratch the monitor screen through the disassembly/assembly work. (1) While removing the three screws 1 to 3 in numerical order and disengaging the two hooks (L7a and L7b) in alphabet- (S7a) ical order, remove the MONITOR COVER ASSEMBLY.
  • Page 22 2.4.2 Disassembly of MONITOR ASSEMBLY <3.5 TYPE> NOTE : Be careful not to soil or scratch the monitor screen through the disassembly/assembly work. (1) While removing the three screws 1 to 3 in numerical order MONITOR COVER and disengaging the two hooks (L7a and L7b) in alphabet- ASSEMBLY ical order, remove the MONITOR COVER ASSEMBLY.
  • Page 23 2.5 ASSEMBLY AND DISASSEMBLY OF [2]OP BLOCK ASSEMBLY CCD BOARD ASSEMBLY (CAMERA SECTION AND BOARD ASSEMBLY) 2.5.1 Precautions 2.5.3 Assembly of CCD BASE ASSEMBLY and CCD (1) Take care in handling the CCD IMAGE SENSOR, OP LPF BOARD ASSEMBLY and lens components when performing maintenance etc., (1) Set the OP LPF to the OP BLOCK ASSEMBLY so that the especially with regard to surface contamination, attached OP side touches the OP BLOCK ASSEMBLY.

  • Page 24: Emergency Display

    2.6 EMERGENCY DISPLAY Example (in case of the error number E01): Whenever some abnormal signal is input to the mechacon CPU, an error number (E01, as an example) is displayed in the elec- tronic view finder. In every error status, such the message as UNIT IN REMOVE AND shown below alternately appear over and over.
  • Page 25 2.7.1 Operation procedure 2.7.2 Flow chart NOTE: 1. Set the Power Switch to turn on TO S When demonstration is performed, some of the following func- the "M". EXPOSURE AUTO M. W. B . AUTO tions that a model does not have are omitted. Press the MENU Wheel once.

  • Page 26: Take Out Cassette Tape

    2.8 TAKE OUT CASSETTE TAPE In the event that the set enters the emergency mode as it is (4) While holding down the cassette housing by hand, con- loaded with a cassette tape and the cassette tape cannot be nect the jumper wires to a battery to run the mechanism ejected with the EJECT button, manually, take it out of the set to the EJECT position four unloading.

  • Page 27: Service Note

    2.9 SERVICE NOTE Use the following chart to manage screws 1-18 (No.86721)

  • Page 28: Adjustment

    MENT WITH PERSONAL COMPUTER is setup and it ad- PUJ50431-2 PTU94002-2 justs using a service support system. Please contact to JVC Service for detail information. • OP BLOCK • EEP ROM (IC102 of MAIN board) • MONITOR In the event of malfunction with electrical circuits, trouble- shooting with the aid of proper test instruments most be Conn.
  • Page 29 1,2. Alignment tape 10.Light box assembly To be used for check and adjustment of interchangeability of To be used for adjustment of the camera system. For the us- the mechanism. age of the Light box assembly, refer to the Service Bulletin No. (Video: Color bar signal, Audio: Non-signal) YA-SB-10035.

  • Page 30: Mechanism Adjustment

    3.3 MECHANISM ADJUSTMENT 3.3.1 TAPE TRANSPORT ADJUSTMENT Mechanism adjustment is needed when DRUM ASSEMBLY or a BACK TENSION part of the tape transport system is replaced. To protect tapes 0.97x10 - 1.71x10 • from damage, first clean the tape transport system, next confirm PLAY TORQUE (10-17gf·cm) 1.47x10...
  • Page 31 NOTE: 3.3.4 A/C head height & azimuth To prevent the tape from damage, turn the guide rollers Remove the exterior parts attached to the UPPER CASE slowly. ASSEMBLY so that the screws around the A/C HEAD (7) By operating the tracking button (both in + and - directions) ASSEMBLY can be tighten or loosen.
  • Page 32 3.3.5 Phase of control head (X value) Note: Remove the exterior parts attached to the UPPER CASE ASSEMBLY so that the screws around the A/C HEAD ASSEMBLY can be tighten or loosen. (1) Connect the JIG CONNECTOR CABLE to CN25 on the MAIN BOARD ASSEMBLY.

  • Page 33: Electrical Adjustment

    3.4 ELECTRICAL ADJUSTMENT 3.4.1 ELECTRICAL ADJUSTMENT WITH PERSONAL COMPUTER • Electrical adjustment except for B/W VF ASSEMBLY is per- • Remove the COVER (JIG) to perform adjustment. formed by using PERSONAL COMPUTER. As for the cable NOTE: connection, see Fig. 3-4-1. Read README.TXT file to use the For the connection of the JIG CONNECTOR CABLE, refer to software for SERVICE SUPPORT SYSTEM properly.
  • Page 34 3.4.2 B/W VF ASSEMBLY (E. VF) ADJUSTMENT Referring to “SEC. 2 SPECIFIC SERVICE INSTRUCTIONS” and 3.4.2.1 Tilt connect the E. VF WIRE to CN12 of the MAIN BOARD Subject • Alignment tape ASSEMBLY. • Stairstep Mode • PB (LY20701) Equipment •...
  • Page 35 1-26 (No.86721)
  • Page 36 JVC SERVICE & ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP. www.jvcservice.com(US Only) JVC CANADA INC. Head office : 21 Finchdene Square Scarborough, Ontario M1X 1A7 (416)293-1311 (No.86721) Printed in Japan 200302WPC...
  • Page 37 40.5 mm Some accessories are not available in some areas. Viewfinder : Electronic viewfinder with 0.5" black/white CRT Please consult your nearest JVC dealer for details on accessories and White balance : Auto/Manual adjustment their availability.

  • Page 38: Charts And Diagrams

    CHARTS AND DIAGRAMS NOTES OF SCHEMATIC DIAGRAM 4) Indication on schematic diagram 6. Signal path Symbols CIRCUIT BOARD NOTES Voltage Indications for REC and PB mode on the sche- The arrows indicate the signal path as follows. 1. Foil and Component sides Safety precautions matic diagram are as shown below.

  • Page 39: Board Interconnections

    BOARD INTERCONNECTIONS NOTES : The number of patch cords are indicated by interconnected. LCD_MODULE E.VF(BW) CN7602 (Page 2-29,30) BL_GND (Page 2-28) (Page 2-31,32) CN7601 YTU94074-14 YTU93082G YTU94077-14 CN5301 YUJ40095A-3 YTU94074-22 YTU94077-22 CN25 CN16 CN12 CN22 CN15 VDDSC PBLK PBLK AD_0 AD_0 AD_1 AD_1...

  • Page 40: Cpu Schematic Diagram

    CPU SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 0 1 MAIN(CPU) UNREG R104...

  • Page 41: M.mda Schematic Diagram

    M.MDA SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 0 1 MAIN(M.MDA) IC1602 TA75S393F-X...

  • Page 42: Asp Schematic Diagram

    ASP SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 0 1 MAIN(ASP) CN25 V_OVL...

  • Page 43: Dsp Schematic Diagram

    DSP SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. DAC5 0 1 MAIN(DSP) BWYGAIN...

  • Page 44: F/Z/I/Mda Schematic Diagram

    F/Z/I/MDA SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 0 1 MAIN(F/Z/I/MDA) IRIS_O/C TO OP BLOCK...

  • Page 45: Out Schematic Diagram

    V OUT SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 0 1 MAIN(V OUT) L4701 TO REG...

  • Page 46: Tg/Cds Schematic Diagram

    TG/CDS SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. L5205 0 1 MAIN(TG/CDS) NQR0129-002X...

  • Page 47: Reg Schematic Diagram

    REG SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 0 1 MAIN(REG) CN28 ADP_H...

  • Page 48: Lcd Schematic Diagram

    LCD SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 0 1 MAIN(LCD) CN16 OPEN_SW...

  • Page 49: Bw/Vf Schematic Diagram

    BW/VF SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 0 1 MAIN(BW/VF) (NC) BWBLEVEL...

  • Page 50: Jack Schematic Diagram

    JACK SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. CN9031 0 1 MAIN(JACK) R9402...

  • Page 51: Speaker Schematic Diagram

    SPEAKER SCHEMATIC DIAGRAM CCD SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS".

  • Page 52: Monitor Schematic Diagram

    MONITOR SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 0 7 MONITOR J7501 NCB21EK-273X...

  • Page 53: Vf Chematic Diagram

    E. VF SCHEMATIC DIAGRAM NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". When ordering parts, be sure to order according to the Part Number indicated in the Parts List. 6 0 E.

  • Page 54: Top Ope Unit, Zoom Unit, Rear Unit And Sensor Schematic Diagrams

    TOP OPE UNIT, ZOOM UNIT, REAR UNIT AND SENSOR SCHEMATIC DIAGRAMS NOTES : For the destination of each signal and further line connections that are cut off from this diagram, refer to "BOARD INTERCONNECTIONS". The schematic diagram is only for reference. Avoid replacing individual parts. TOP OPE UNIT Replace the entire unit only.

  • Page 55: Main Circuit Board

    MAIN CIRCUIT BOARD CAUTION: ATTENTION: FOR CONTINUED PROTECTION AGAINST POUR UNE PROTECTION PERMANENTE FIRE HAZARD , REPLACE ONLY WITH SAME CONTRE LES RISQUE D'INCENDE , TYPE AND RATED FUSE ( S ) . REMPLACER LES FUSIBLES PAR UN AUTRE DE MEME TYPE ET DE MEME TENSION. <01>MAIN YB10400-01-03 FOIL SIDE (B)
  • Page 56 COMPONENT PARTS LOCATION GUIDE <MAIN> YB10400-01-03 (1/2) REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO CAPACITOR C2023 B C 1E C4049 B C 4D C6005 B C 2B C9315 B C 4A IC4001-...
  • Page 57 COMPONENT PARTS LOCATION GUIDE <MAIN> YB10400-01-03 (2/2) REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF.NO. LOCATION REF. R6007 A C 1C R7009 A C 2E TL1617 B C 1F R6008 B C 2C R7010...

  • Page 58: Main Circuit Board

    MAIN CIRCUIT BOARD CAUTION: ATTENTION: FOR CONTINUED PROTECTION AGAINST POUR UNE PROTECTION PERMANENTE FIRE HAZARD , REPLACE ONLY WITH SAME CONTRE LES RISQUE D'INCENDE , TYPE AND RATED FUSE ( S ) . REMPLACER LES FUSIBLES PAR UN AUTRE DE MEME TYPE ET DE MEME TENSION. <01>MAIN YB10400-01-03 COMPONENT SIDE (A)

  • Page 59: Monitor Circuit Board

    MONITOR CIRCUIT BOARD CAUTION: ATTENTION: FOR CONTINUED PROTECTION AGAINST POUR UNE PROTECTION PERMANENTE FIRE HAZARD ,REPLACE ONLY WITH SAME CONTRE LES RISQUE D'INCENDE, TYPE AND RATED FUSE(S). REMPLACER LES FUSIBLES PAR UN AUTRE DE MEME TYPE ET DE MEME TENSION. <07>MONITOR YB20935 FOIL SIDE (B) COMPONENT PARTS LOCATION GUIDE...
  • Page 60 MONITOR CIRCUIT BOARD CAUTION: ATTENTION: FOR CONTINUED PROTECTION AGAINST POUR UNE PROTECTION PERMANENTE FIRE HAZARD ,REPLACE ONLY WITH SAME CONTRE LES RISQUE D'INCENDE, TYPE AND RATED FUSE(S). REMPLACER LES FUSIBLES PAR UN AUTRE DE MEME TYPE ET DE MEME TENSION. <07>MONITOR YB20936 FOIL SIDE (B) COMPONENT PARTS LOCATION GUIDE...

  • Page 61: Ccd Circuit Board

    CCD CIRCUIT BOARD WAVEFORMS — ASP — <02>CCD YB10400-01-03 IC3501-19 IC3501-20 IC3501-21 IC3501-25 FOIL SIDE (B) COMPONENT SIDE (A) REC 0.11 Vp-p REC 0.35 Vp-p 24 mVp-p 0.26 Vp-p 2 mV/10 µsec/DIV 10 mV/10 µsec/DIV 1 mV/5 msec/DIV 10 mV/5 msec/DIV —...

  • Page 62: Voltage Charts

    VOLTAGE CHARTS <CPU> <M.MDA> <ASP> <DSP> <F/Z/I/MDA> <V_OUT> <TG/CDS> <REG> MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE MODE PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PLAY PIN NO.

  • Page 63: Power System Block Diagram

    POWER SYSTEM BLOCK DIAGRAM REAR UNIT MAIN REG SECTION M. MDA SECTION DRM_PWR Q6401 L6002 F6008 UNREG DRM_PWR DRUM POWER L6001 CAP_PWR F6001 CN28 DRM_CTL BATT_+ CAP_PWR BATT_+ IC6001-6,39PIN Q6501 M_UNREG REG_3.2V ADP_DC POWER CAPSTAN ADP_DC F6002 M_UNREG ADP_H MOTOR ADP_H CAP_CTL CAPMR_BS...

  • Page 64: Cpu/Mda System Block Diagram

    CPU/M.MDA SYSTEM BLOCK DIAGRAM MAIN (CPU) (M. MDA) IC101(CPU) IC1601 DRUM ROTOR POSI POSITION CENTER IC103 RTC CS (RTC) AL SI START UP TIMMING SWITCHING DRUM CLK CONTROL CONTROL SCLK AL CLK D COIL U OSCIN D COIL U FORWARD DRUM ON C1617 C1619...

  • Page 65: Camera And Y/C System Block Diagram

    CAMERA AND Y/C SYSTEM BLOCK DIAGRAM (1/2) 0 2 CCD MAIN V_PB_C IC5201 (TG/CDS) IC4001(DSP) (DSP) (CDS/AGC/AD/TG) IC5301 Q5301 CN5301 CN22 CCD_OUT CDSIN γ BLKSH PROCESS OP BLOCK CONV CLAMP γ T. G SEPA DSP CONTROL BLKFB (3LINE) OFFSET CDS_CLK INTER FACE SERIAL INTERFACE ADCLK...
  • Page 66 CAMERA AND Y/C SYSTEM BLOCK DIAGRAM (2/2) JIG_CONN. CN25 J504 A/V OUT V_PB_C IC4001(DSP) J505 S OUT IC4701 DA_R (V OUT) ∗ DA_B IC4702 Y/C MIX TO LCD/CVF &6dB AMP (V OUT) Q3502 IC3501 CH2_S DA_G (ASP) PB AMP TO BW/CVF CH2_F BWY0 BWYOUT...

  • Page 67: Monitor System Block Diagram

    MONITOR SYSTEM BLOCK DIAGRAM LCD MONITOR T7501 T7501 MONITOR FROM REG CN16 CN7601 F7501 F7501 REG_4.8V REG_4.8V REG_4.8V Q7503 Q7503 Q7501 Q7501 Q7504 Q7504 Q7502 Q7502 FROM CPU LCD_CTL CN7602 L7604 LCD_CTL REG_15V L7601 REG_3.2V MREG_4.8V VSS(REG_-15V) REG_3.2V CLK1 CLK1 IC7602 R7607 L7605...
  • Page 68 JVC SERVICE & ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP. www.jvcservice.com(US Only) JVC CANADA INC. Head office : 21 Finchdene Square Scarborough, Ontario M1X 1A7 (416)293-1311 (No.86721) Printed in Japan 200302WPC...

  • Page 69: Parts List

    PARTS LIST SAFETY PRECAUTION Parts identified by the  symbol are critical for safety. Replace only with specified part numbers. 1. EXPLODED VIEW 1.1 PACKING AND ACCESSORY ASSEMBLY <M1> The instruction manual to be provided with this product will differ according to the destination. FINAL ASSEMBLY <M2>...

  • Page 70: Final Assembly

    1.2 FINAL ASSEMBLY <M2> BEWARE OF BOGUS PARTS Parts that do not meet specifications may cause trouble in regard to safety and performance. We recommend that genuine JVC parts be used. ELECTRONIC VIEWFINDER ASSEMBLY <M4> MAIN BOARD ASSEMBLY <01> 121B...
  • Page 71 145A 145B 145E MECHANISM 145D ASSEMBLY 145G <M3> 145C 145D 145F 145F 145D 145D RATING LABEL MONITOR MODEL 101E 101C 261B 101A 101D 261A 101G 101E MONITOR ASSEMBLY <M5> 103A 101G 101B SHOOTING MODEL 101D 101E 101A 101C 101E 104E 101H 104F...

  • Page 72: Mechanism Assembly

    1.3 MECHANISM ASSEMBLY <M3> BEWARE OF BOGUS PARTS Parts that do not meet specifications may cause trouble in regard to safety and performance. We recommend that genuine JVC parts be used. 469A 469B 469B 439A 429A 406B 406A Classification Part No.

  • Page 73: Electronic Viewfinder Assembly

    1.4 ELECTRONIC VIEWFINDER ASSEMBLY <M4> E.VF BOARD ASSEMBLY <60> 357A SERIAL NO. LABEL...

  • Page 74: Monitor Assembly (2.5 Inch) [A]

    1.5 MONITOR ASSEMBLY (2.5 INCH) <M5> [A] 501A MONITOR BOARD ASSEMBLY <07> 502C 502B 502A...

  • Page 75: Monitor Assembly (3.5 Inch) [B,C,D,E]

    1.6 MONITOR ASSEMBLY (3.5 INCH) <M5> [B, C, D, E] 501A MONITOR BOARD ASSEMBLY <07> 502C 502D 502B 502A...

  • Page 76: Parts List

    MODEL MARK MODEL MARK GR-SXM250US GR-SXM755UC GR-SXM750UC GR-SXM755US GR-SXM750US 2. PARTS LIST PACKING AND ACCESSORY ASSY <M1>  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local LY32981-001A QYSLSF2070D SPECIAL SCREW 2mm x 7mm LY33071-001B PACKING CASE WJT0086-001A...

  • Page 77: Electronic Viewfinder Assembly

    MODEL MARK MODEL MARK GR-SXM250US GR-SXM755UC GR-SXM750UC GR-SXM755US GR-SXM750US  Symbol No. Part No. Part Name Description Local MONITOR ASSEMBLY (2.5 INCH) <M5>  Symbol No. Part No. Part Name Description Local LY30162-002A POLE BASE(T)ASSY LY42523-001A DRIVE LEVER ASSY LY44000-001A SLANT ARM ASSY ...

  • Page 78: Main Board Assembly <01

    MODEL MARK MODEL MARK GR-SXM250US GR-SXM755UC GR-SXM750UC GR-SXM755US GR-SXM750US MAIN BOARD ASSEMBLY <01>  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local Q2071 2SC4617/QR/-X TRANSISTOR Q2071 or 2SC4783/5-6/-X TRANSISTOR YB10400UC1-03 MAIN BOARD ASSY Q2071 or BC847BT-X TRANSISTOR YB10400UA1-03...
  • Page 79 MODEL MARK MODEL MARK GR-SXM250US GR-SXM755UC GR-SXM750UC GR-SXM755US GR-SXM750US  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local D103 1SS355-X SI DIODE C2023 NBP21CM-105X TA E CAPACITOR 1uF 16V M D104 1SS355-X SI DIODE C2024...
  • Page 80 MODEL MARK MODEL MARK GR-SXM250US GR-SXM755UC GR-SXM750UC GR-SXM755US GR-SXM750US  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local C4209 NCB31CK-104X C CAPACITOR 0.1uF 16V K C6203 NBE40JM-476X TA E CAPACITOR 47uF 6.3V M C4210 NCF21CZ-105X C CAPACITOR...
  • Page 81 MODEL MARK MODEL MARK GR-SXM250US GR-SXM755UC GR-SXM750UC GR-SXM755US GR-SXM750US  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R143 NRSA63J-105X MG RESISTOR 1MΩ 1/16W J R2012 NRSA63J-101X MG RESISTOR 100Ω 1/16W J R144 NRSA63J-221X MG RESISTOR...
  • Page 82 MODEL MARK MODEL MARK GR-SXM250US GR-SXM755UC GR-SXM750UC GR-SXM755US GR-SXM750US  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R4257 NRSA63J-822X MG RESISTOR 8.2kΩ 1/16W J R6708 NRS016J-121X MG RESISTOR 120Ω 1W J R4258 NRSA63J-104X MG RESISTOR...

  • Page 83: Ccd Board Assembly <02

    MODEL MARK MODEL MARK GR-SXM250US GR-SXM755UC GR-SXM750UC GR-SXM755US GR-SXM750US  Symbol No. Part No. Part Name Description Local MONITOR BOARD ASSEMBLY <07>  Symbol No. Part No. Part Name Description Local L6101 NQL64EM-330X COIL 33uH M L6201 NQL64EM-470X COIL 47uH M L6301 NQL52EM-220X COIL...

  • Page 84: E.vf Board Assembly <60

    MODEL MARK MODEL MARK GR-SXM250US GR-SXM755UC GR-SXM750UC GR-SXM755US GR-SXM750US  Symbol No. Part No. Part Name Description Local  Symbol No. Part No. Part Name Description Local R7602 NRSA63D-752X MG RESISTOR 7.5kΩ 1/16W D B,C,D,E R7017 NRSA02J-472X MG RESISTOR 4.7kΩ 1/10W J R7603 NRSA63D-333X MG RESISTOR...

This manual is also suitable for:

Gr-sxm250us

Table of Contents