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JVC GC-QX3U Service Manual
JVC GC-QX3U Service Manual

JVC GC-QX3U Service Manual

Digital still camera
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SERVICE MANUAL
DIGITAL STILL CAMERA

SPECIFICATIONS

Dimensions
: 108 (W) mm x 64 (H) mm x 57 (D) mm
(4-5/16" x 2-9/16" x 2-1/4")
Power consumption
: 4.0 W (when the LCD screen is off)
5.6 W (when the LCD screen is on)
Weight
: Approx. 290 g (0.64 lbs)
(without a Memory card and battery)
Power source
: DC 5 V
Flash
: Built-in,
Auto/red-eye prevention/forced/disabled
Recommended distance for flash
: 2.3 m to 5.2 m
LCD screen
: 2.0 inch, cool polysilicon TFT, 200,000 pixels
Storage media
: SmartMedia
CCD
: 3.34 million pixels (3.24 million valid pixels),
1/1.8" square pixels, primary color filter,
interlace scan CCD
Recording pixels
: 2032 x 1536 (TIFF 9.5MB, FINE 1MB, STD 700KB)
1024 x 768 (TIFF 2.4MB, FINE 500KB, STD 300KB)
640 x 480 (TIFF 980KB, FINE 150KB, STD 80KB)
Focal distance
: 7.5 mm to 17.5 mm
(equivalent to 37mm to 86 mm on a 35 mm still camera)
Lens
: 2.3X optical zoom lens
Video
: 160 x 120, 20 seconds (80KB – 200KB) JVC original
Recording format
: Exif Ver. 2.1 (DCF compliant), TIFF (Uncompressed),
DPOF-compatible
Sensitivity
: 80/160/320 (ISO compliant)
Iris value (F value)
: F2.8/3.8, 5.6, 8, 11
Exposure control
: Program AE, iris priority AE
: +/–2EV (0.5EV steps)
Exposure compensation
Minimum subject distance
: Approx. 2 cm to 50 cm (in Macro mode)
Light measurement system
: Multi, spot
Shutter type
: Electronic shutter
Shutter speed
: Auto (Program AE: 1/8 – 1/750, Iris priority AE: 1/4 – 1/750)
White balance
: Auto/Manual ( ,
Focus
: Auto/Manual
GC-QX3U
TM
3.3V (up to 64MB)
,
, MWB)
This service manual is made from all recycled paper.
COPYRIGHT © 2000 VICTOR COMPANY OF JAPAN, LTD
Self timer
: 1 second, 8 seconds
Photo quality
: 3 modes (STANDARD/FINE/NO COMP.)
Number of storable photos
: 2032 x 1536: approx. 10/8/0
(with an 8MB Memory card,
1024 x 768: approx. 43/32/3
STANDARD/FINE/NO COMP.)
640 x 480: approx. 87/65/9
Battery
: Lithium ion battery
Printer connector
: Output for optional printer
VIDEO output connector
: Two-pole plug, 3.5 mm diameter (NTSC)
Digital output connector
: Mini-USB connector
AC Power Adapter/Charger AA-V37
Power requirement
U.S.A. and Canada
: AC 120 V`, 60 Hz
Other countries
: AC 110 V – 240 V`, 50 Hz/60 Hz
Power consumption
: 23 W
Output
Charge
: DC 3.6 V
Camera
: DC 5.0 V
Operating temperature
: 0°C to 40°C (32°F to 104°C)
[when charging: 10°C to 35°C (50°F to 95°F)]
Dimensions
: 68 (W) mm x 38 (H) mm x 110 (D) mm
(2-11/16" x 1-1/2" x 4-3/8")
Weight
: Approx. 230 g (0.51 lbs) (without a DC cord)
E. & O. E. Design and specifications subject to change without notice.
, 0.77 A
, 1.5 A
No.XXXXX
XXXXX 2000

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Summary of Contents for JVC GC-QX3U

  • Page 1: Specifications

    : 2.3X optical zoom lens Operating temperature : 0°C to 40°C (32°F to 104°C) Video : 160 x 120, 20 seconds (80KB – 200KB) JVC original [when charging: 10°C to 35°C (50°F to 95°F)] Recording format : Exif Ver. 2.1 (DCF compliant), TIFF (Uncompressed),...
  • Page 2: Step

    SECTION 1 DISASSEMBLY 1.1.2 Assembly and disassembly 1.1 BEFORE ASSEMBLY AND DISASSEMBLY 1.1.1 Precautions FIG. STEP PART NAME POINT 1. Be sure to remove the power supply unit prior to mount- ing and soldering of parts. 2. When connecting and disconnecting the connectors, be FRONT CASE Remove screws careful not to damage the wire.
  • Page 3: Step

    1.1.4 Disconnection of Connectors (Wires) 1.2 TOOLS AND EQUIPMENTS REQUIRED FOR ADJUSTMENTS Connector Pull both ends of the connector in the arrow direction, re- 1.2.1 Tools required for adjustments move the lock and disconnect the flat wire. Torque driver Clip IC replacement jig YTU94088 PTS40844-2 Flat wire...
  • Page 4: Step

    1.3.2 Disassembly method STEP FIG. NO. POINT PART NAME FRONT CASE Remove screws REAR CASE 2 (115), 3 (156), 4 (114), 1 (116) 1-2-1 OPERATION UNIT Remove the Connector Remove screws NOTE 1 r MAIN CN4001 OPERATION UNIT 3 (116) Remove the TOP COVER 2 (115) STROBE BOARD ASSEMBLY...
  • Page 5 MONI/REG BOARD ASSY < 02 > (SD1) MAIN BOARD ASSY < 01 > STROBE BOARD ASSY < 05 > MONI/REG BOARD ASSY < 02 > CCD BOARD ASSY < 03 > MAIN BOARD ASSY (SD3) < 01 > (SD4) (SD5) JACK BOARD ASSY <...
  • Page 6 IC BLOCK DIAGRAM 1.4.1 IC 1002 (CXD2497R) 1.4.2 IC 2001 (CDS/AGL) OSCI OSCO 16 18 19 41 46 40 48 PBLK CLPDM OBCLP TIMING 42 OEB ADCIN Pulse Generator ADCLK MCKO CDSSW 11 D9 10 D8 CDSIN 10bit 9 D7 BLKSH SNCSL Selctor...
  • Page 7 1.4.3 IC 7302 (CXA3268AR) GND3 +12.0V +12.0V PSIG- +3.0V G OUT PSIG- OSD RGB BRIGHT TST11 G DC OUT FILTER CONTRAST USER-BRIGHT POL SW CONT U-GRT OSD B R OUT TRAP FILTER GAMMAM γ1γ2 BIAS OSD R R DC DET WHITLIM CLAMP SUB-CONT R...
  • Page 8 1.4.4 LCD (ACX301AK) H Level shifter & Shift register Negative Voltage Occurence Circuit V Level shifter Electrode 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Pin Descriptions Features Pin No. Pin Name Description •...
  • Page 9 1.4.5 CCD (ICX262AQ) (NOTE) (NOTE) : Photo Sensor Horizontal register Pin Descriptions Features Pin No. Pin Name Description • Field period readout system Vertical register transfer clock ø • Interline CCD image sensor Vertical register transfer clock ø • Total number of pixels: 2140 (H) x 1560 (V) approx. 3340k Vertical register transfer clock ø...
  • Page 10: Electrical Adjustment

    However, if both or either of the following parts is replaced, it needs special adjustment with a personal computer at a JVC service equipment after the part replacement • OP block assembly Cleaning cloth Color bar chart •...
  • Page 11 2.1.5 Setup (CCD ADJUSTMENT) Setup for electrical adjustment with personal computer Note 1: As a general rule for adjustment with a personal Extension connector computer, connect a personal computer to its USB terminal. Note) It is needs to connect Note 2: Use DC cord to supply the power. the extension connector double for use the DC cord(coupler)
  • Page 12 BOARD INTERCONNECTION NOTE : When ordering parts, be sure to order according to the Part Number indicated in the Parts List.
  • Page 13 MAIN (SYSCON) SCHEMATIC DIAGRAM NOTE : When ordering parts, be sure to order according to the Part Number indicated in the Parts List. MARK IS NOT USED...
  • Page 14 MAIN (DSP96) SCHEMATIC DIAGRAM NOTE : When ordering parts, be sure to order according to the Part Number indicated in the Parts List. MARK IS NOT USED...
  • Page 15 MAIN (DSP97) SCHEMATIC DIAGRAM NOTE : When ordering parts, be sure to order according to the Part Number indicated in the Parts List. MARK IS NOT USED 3-10...
  • Page 16 MAIN (G/A JCY0148) AND MAIN (SD SUB) SCHEMATIC DIAGRAM MAIN (F/Z MDA) ANDMAIN (IRIS) SCHEMATIC DIAGRAMS NOTE : When ordering parts, be sure to order according NOTE : When ordering parts, be sure to order according to the Part Number indicated in the Parts List. to the Part Number indicated in the Parts List.
  • Page 17 MAIN (CCD AGC A/D AND ARM ROM) SCHEMATIC DIAGRAM MAIN (STROBE CONTROL AND STROBE FLASH) SCHEMATIC DIAGRAM NOTE : When ordering parts, be sure to order according NOTE : When ordering parts, be sure to order according to the Part Number indicated in the Parts List. to the Part Number indicated in the Parts List.
  • Page 18 3.10 CCD SCHEMATIC DIAGRAM 3.11 MONI REG (MONITOR) SCHEMATIC DIAGRAMS NOTE : When ordering parts, be sure to order according NOTE : When ordering parts, be sure to order according to the Part Number indicated in the Parts List. to the Part Number indicated in the Parts List. MARK IS NOT USED MARK IS NOT USED 3-15...
  • Page 19 3.12 MONITOR REG (DC/DC) SCHEMATIC DIAGRAMS NOTE : When ordering parts, be sure to order according to the Part Number indicated in the Parts List. MARK IS NOT USED 3-17 3-18...
  • Page 20 3.13 JACK(VIDEO OUT/USB/PRINTER/DC JACK) AND MONITOR BACK LIGHT SCHEMATIC DIAGRAM - WAVEFORM - NOTE : When ordering parts, be sure to order according to the Part Number indicated in the Parts List. (Page 3-19) MARK IS NOT USED 3-19 3-20...
  • Page 21 > PACKING AND ACCESSORY ASSEMBLY The instruction manual to be provided with this product will differ according to the destination. AC POWER ADAPTER FINAL ASSY <M2> AA-V37U (GC-QX3U) (Refer to Sec.5) BATTERY PACK (BN-V37U) LABEL (SERIAL) REF No. PART No.
  • Page 22 BEWARE OF BOGUS PARTS Parts that do not meet specifications may cause trouble < > FINAL ASSEMBLY in regard to safety and performance. We recommend that genuine JVC parts be used. 153C 153B 153D 153A STROBE 101B BOARD ASSY < 05 >...
  • Page 23 REF No. PART No. PART NAME, DESCRIPTION REF No. PART No. PART NAME, DESCRIPTION - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -...
  • Page 24 SECTION 5 AC POWER ADAPTER (AA-V37U) SAFETY PRECAUTION Parts identified by the ! symbol are critical for safety. Replace only with specified part numbers. 6.1 CABINET ASSEMBLY <MA> MAIN&TERMINAL <91> RATING LABEL #!REF No. PART No. PART NAME, DESCRIPTION ----------------------- ------------------------------ ---------------------------------------------------------------------------- <...
  • Page 25 6.2 SCHEMATIC DIAGRAM Safety precautions ! are critical The components identified by the symbol NOTE: When ordering parts, be sure to order according to for safety. For continued safety, replace safety critical com- the Part Number indicated in the Parts List. ponents only with manufacturer’s recommended parts.
  • Page 26 6.4 ELECTRICAL PARTS LIST #!REF No. PART No. PART NAME, DESCRIPTION #!REF No. PART No. PART NAME, DESCRIPTION ----------------------- ------------------------------ ---------------------------------------------------------------------------- ----------------------- ------------------------------ ---------------------------------------------------------------------------- NRSA02J-331X MG RESISTOR 330Ω 1/10W NRSA02J-273X MG RESISTOR 27kΩ 1/10W NRSA02F-5621X MG RESISTOR 5.62kΩ 1/10W MAIN & TERMINAL BOARD ASSEMBLY <91> NRSA02J-103X MG RESISTOR 10kΩ...
  • Page 27 JVC SERVICE & ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP. Head office 1700 Valley Road Wayne, New Jersey 07470-9976 (973)315-5000 10 New Maple Avenue Pine Brook, New Jersey 07058-9641 (973)396-1000 East Coast 705 Enterprise Street Aurora, Illinois 60504-8149...