3-111
Writing Part Check
Load tray with DVD
±
R/RW disc.
Run and write with writing tool.
• Check the connection between IC302
pin 58,59 and LED.
• Check and replace the LED1,LED2.
Does the
blink of LED1,LED2 occurs
during writing?
Does writing finish
without any error?
Is the written file
read normally?
OK
Check and replace the connection of
IC202 pin 130.
Do the IC302
pin 58,59 output toggle
signals during writing?
Check and replace the IC302.
Eject tray.
Go to “LD CHECK”.
Is the re-written file
read normally?
Is SHAPCRE
input signal pulse?
(IC107 pin 56)
Check and replace IC107,IC202.
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
Содержание LGXBR342
Страница 10: ...OVERALL WIRING DIAGRAM 3 2 ...
Страница 36: ...3 36 3 37 EE MODE VIDEO TU MODE AUDIO 2 TU IF CIRCUIT DIAGRAM ...
Страница 38: ...3 40 3 41 4 JACK CIRCUIT DIAGRAM ...
Страница 44: ...3 52 3 53 PRINTED CIRCUIT DIAGRAMS 1 VCR P C BOARD ...
Страница 45: ...3 54 3 55 3 TIMER P C BOARD 2 POWER P C BOARD ...
Страница 46: ...3 56 3 57 4 KEY P C BOARD 5 JACK P C BOARD ...
Страница 47: ......
Страница 60: ...3 70 3 71 CIRCUIT DIAGRAMS 1 E5_BGA POWER UART2 CIRCUIT DIAGRAM ...
Страница 61: ...3 72 3 73 2 DDR_SDRAM FLASH CIRCUIT DIAGRAM ...
Страница 62: ...3 74 3 75 3 RST CONTROL STATUS_REG ATAPI HOST_CPLD LATCH CIRCUIT DIAGRAM ...
Страница 63: ...3 76 3 77 4 1394 ETHERNET_CONNECTOR CIRCUIT DIAGRAM ...
Страница 64: ...3 78 3 79 5 VIDEO_IN OUT CIRCUIT DIAGRAM ...
Страница 65: ...3 80 3 81 6 AUDIO IN OUT NON STD_VIDEO CIRCUIT DIAGRAM ...
Страница 66: ...3 82 3 83 7 AUDIO DAC VIDEO_Y MIXER CIRCUIT DIAGRAM ...
Страница 67: ...8 FRONT A V 1934 JACK CIRCUIT DIAGRAM 3 84 3 85 ...
Страница 72: ...3 94 3 95 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD TOP VIEW ...
Страница 73: ...3 96 3 97 2 MAIN P C BOARD BOTTOM VIEW ...
Страница 103: ...3 127 4 IC302 uPD76f0047 MICOM Pin Assignment ...
Страница 108: ...3 132 3 Main Clock2 for IC302 20MHz GND LEVEL X301 IC302 PIN 13 4 SDRAM Clock GND LEVEL MCLK IC201 PIN 35 ...
Страница 125: ......
Страница 127: ...3 151 3 152 2 DSP CIRCUIT DIAGRAM No Power No operation DSP IC RESET IC SDRAM R259 0Ω ...
Страница 129: ...3 155 3 156 PRINTED CIRCUIT DIAGRAMS 1 MAIN P C BOARD LOCATION GUIDE ...
Страница 152: ...MAINTENANCE INSPECTION PROCEDURE 4 22 GEAR F R GEAR AY P2 P3 F R Lever Tension Base Boss CAM ...
Страница 161: ...MEMO ...
Страница 163: ......