Casio QV-300 (B) Service Manual & Parts List Download Page 1 | Manualshive

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R

QV-300

(B)

(KX-727B)

NOV. 1996

(without price)

(For NTSC)

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Summary of Contents for QV-300 (B)

Page 1: ...R QV 300 B KX 727B NOV 1996 without price For NTSC...

Page 2: ...IFICATIONS 1 BLOCK DIAGRAM 2 FLOW DIAGRAMS 3 POWER SUPPLY CIRCUIT OPERATION 5 TROUBLESHOOTING 8 DISASSEMBLY 9 ASSEMBLY 11 PRINTED CIRCUIT BOARDS 13 EXPLODED VIEW 15 PARTS LIST 16 SCHEMATIC DIAGRAMS 23...

Page 3: ...TL center point by photographic element 11 Exposure Metering Aperture priority AE 12 Exposure Range EV 5 to 18 13 Exposure Adjustment 2 EV to 2 EV 14 Shutter System Electronic 15 Shutter Speed 1 8 to...

Page 4: ...IC702 PD6461GS On screen display VRAM contoroller Video encoder D A converter ROM RAM Direct memory access controller Bus state controller Serial communication interface IC600 HD6437042Y03F Data comp...

Page 5: ...ncode by IC 700 and IC701 Y By Ry Video 8 Video out When pressing the shutter button Camera Unit IC703 LC99092 Z03 IC700 HG51D291FE IC701 PD482445LGW IC602 KM29V32000T IC601 HM51W4260 IC600 HD6437042Y...

Page 6: ...al conversion by Camera unit 2 8 to 16 bits conversion by IC703 3 Storage for work 4 Color processing by IC703 Ye Cy Gr Y By Ry 5 Storage for work 6 Compression by IC700 7 Storage for work 8 Storage t...

Page 7: ...f IC600 6 Voltage detection signal 3 POB to Pin102 of IC600 4 FACT from Pin 36 of IC600 5 Power ON to Pin 3 of Q505 POWER SUPPLY CIRCUIT OPERATION 1 2 3 4 5 6 Signal PON APO POB FACT Power On Voltage...

Page 8: ...f 1 PON 2 APO 3 POB 4 FACT 5 Power On 6 Voltage detection H VCC1 L L H VCC3 L L H VCC1 L H VCC0 H VCC1 L L H VCC3 L L H VCC1 L H VCC0 L 1 4 7 6 CK Q PR CLR Operation NAND gate Flip flop Voltage detect...

Page 9: ...off by low voltage detection 1 PON 2 APO 3 POB 4 FACT 5 Power On 6 Voltage detection H VCC1 H VCC3 L H VCC3 L L H VCC1 L H VCC0 H VCC1 L H VCC3 L L H VCC1 L H VCC0 L Forced power on by FACT 1 PON 2 AP...

Page 10: ...ble between the digital and linear PCBs 6 Check the back light 7 Check the LCD No Display at Record Mode 1 Check the camera unit Defect of the Camera Unit The camera unit must be replaced with whole u...

Page 11: ...ery cover Then remove the upper case at the bottom of the unit 3 Then remove the upper case at the top of the unit 4 Be careful not to lose the switch knob Switch knob Hook To disassemble the main uni...

Page 12: ...individual parts of the camera unit are replaced and it can be done only at our factory Except for the replacing the outer case 4 Unhook and remove the lens and CCD unit from the outer case as shown i...

Page 13: ...itch Switch knob To assemble the main unit 1 Be sure to align the slide switch on the linear PCB with the switch knob 2 Be sure to align the slide switch on the key PCB with the switch knob 3 Push har...

Page 14: ...the lever to TELE 2 Be sure to align the lever of the outer case with the knob of the lens 3 Confirm if the lens is switched by the lever 4 Be sure to align the switch knobs of the cover with the swi...

Page 15: ...VR400 R430 R411 R409 R408 C405 C404 R319 CN150 CN100 VR304 1 1 1 1 PRINTED CIRCUIT BOARDS LINEAR Top View Bottom View IC101 IC400 CN400 SW100 1 C412 R321 C413 C140 R151 C151 R150 C142 C152 C145 C406...

Page 16: ...523 IC502 Q501 Q502 IC501 Q504 Q500 IC500 IC704 R503 C503 C504 IC503 D501 D503 D502 R501 R620 R621 R619 C536 R506 C511 R602 R600 R601 R500 C505 L507 L510 L509 FU500 D506 R508 R507 R518 R706 R707 R705...

Page 17: ...15 EXPLODED VIEW 4 2 3 7 8 1 11 10 28 5 6 13 15 16 19 18 17 20 21 22 24 23 25 26 27 30 30 29 29 29 29 29 12 29 28 29 12 1 25 1 27 1 27 2 27 4 27 5 27 6 27 3 9 31 31 28 14...

Page 18: ...1 C IC150 2105 3990 IC TC7S02F TE85L 1 C IC300 2114 3633 Linear IC IR3P90Y 1 1 C IC400 2015 0147 LSI MSM6770CGS 2K 6004 1 C Transistors Q100 2253 0308 Chip transistor 2SD1119 R TX 1 B Q101 2253 0308 C...

Page 19: ...Y03F 1 C IC601 2012 4424 LSI HM51W4260CLTT 7 1 C IC602 2012 4340 LSI KM29V32000T 1 C IC603 2105 1414 CMOS IC TC7S04F TE85L 1 C IC604 2105 6006 IC RN5VL30AA TR 1 C IC605 2105 5719 IC TC7W32FU TE12L 1 C...

Page 20: ...igital transistor DTA114EUAT106 1 B Q611 7911 0126 Digital transistor DTC144EUAT106 1 B Q612 2254 0448 Chip FET 2SK1580 T1 1 B Q613 2254 0448 Chip FET 2SK1580 T1 1 B Q700 2253 0133 Chip transistor 2SD...

Page 21: ...0882 Switch SKHUPD T 1 C SW902 3412 0882 Switch SKHUPD T 1 C SW903 3412 0882 Switch SKHUPD T 1 C SW904 3412 0882 Switch SKHUPD T 1 C SW905 3412 0882 Switch SKHUPD T 1 C SW906 3412 0882 Switch SKHUPD...

Page 22: ...695 2 1 X 17 6611 0460 Plate K724AAA C441170 1 1 X 18 6609 7440 Badge A K720 K440063 1 1 X 19 6611 6752 Lower case K727AAA C140276B 2 1 X 20 6611 6730 Shutter button K727AAA C340698 2 1 X 21 6611 6740...

Page 23: ...Parts Name Specification Q R 32 5861 2110 Wrist strap ST K724 1 X 33 6611 1290 Cleaning cloth CC K724 1 X 34 1014 8773 Video cable C K723 FC 1 X 35 1014 9607 Soft case SC 727 1 X Notes Q Quantity use...

Page 24: ...22 SCHEMATIC DIAGRAMS LINEAR 1 2 4 3 5 7 6 10 8 9 Power Supply for LCD Power Supply for Back Light To Back Light To LCD To Digital PCB REC PLAY Chroma IC Display Controller...

Page 25: ...o 16 bits Converter Color processor VRAM Flash Memory On Screen Display DC in To Key PCB To Linear PCB To Camera Unit Digital I O Video Out DRAM 5 V Booster Circuit 5 V Power Supply Circuit 3 5 V 5 V...

Page 26: ...24 KEY...

Page 27: ...Q101 collector 5 IC300 pin 10 6 IC300 pin 20 7 IC300 pin 21 8 IC300 pin 39 9 IC300 pin 36 0 IC300 pin 30 4 sec 4 sec 4 sec 63 5 sec 0 8 V 0 8 V 63 5 sec 4 0 V 1 0 V 63 5 sec 5 0 V 4 sec 125 sec 63 5 s...

Page 28: ...MA0100371A...

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