1.6 Fault flow chart, English
Fault flow chart, English 1.6
1.6
Blinking times
Blink timing
Contents & Check point
2
3
4
5
7
9
Once
3 sec
No light
Light
SCAN Driver 1
3.3V SOS
5V SOS
Power SOS
SCAN Driver 2
SUS Driver
No
Yes
Fault
TV channels – No picture or only snow
PDP stby. Light = green
PDP OSD OK
Possible causes
Defect PCB SC
Defect PCB D
Confirm PCB SC
D6583 lit
Replace PCB SC
Replace PCB D
Fault
TV channels – no picture or only snow
PDP stby. Light blinking
Possible causes
Adjustment of Vbk or Vad
PCB SC, C1 or C2
PCB D
Adjustment of Vsus, PCB D
PCB SC
PCB SS
PDP stby light blinking
2 times
PDP stby light blinking
3 times
------
3.3V failure
PDP stby light blinking
4 times
-------
5V failure
PDP stby light blinking
5 times
PDP stby light blinking
7 times
PDP stby light blinking
9 times
-------
D6769 : 15V supply
D6765 : SS failure
Confirm PCB SC
D6583 lit
Confirm/adjust
PCB SC
Vbk = 155 ± 5V
Replace PCB D
Confirm 5V on PCB D
P25 pin 5
Replace PCB P
Confirm PCB SC
D6583 lit
Confirm/adjust
PCB SC
Vbk = 155 ± 5V
Confirm PCB SS
D6765 lit?
-------
SOS signal
Confirm PCB SS
D6769 lit?
-------
Lit? 15V supply OK
C15V at
PCB SS P12 pin2
-------
15V supply to PCB SS
Replace PCB P
Replace PCB SS
Fault may be located
in either of the PCBs
SD, SU or SC
Fault solved?
Replace PCB SC
Replace PCB D
Replace PCB P
-------
No 5V from PCB P
Replace PCB SC
Fault solved?
Replace PCB SC
Replace PCB SC
Replace PCB SU
Replace PCB SD
Содержание D6
Страница 17: ...4x 12x 16x TX15 2x 10x Service position BeoVision 4 8 1...
Страница 20: ...2x 22x 1 2 3 4mm 4x 4mm 4x 5mm 8 4 Service position BeoVision 5...
Страница 21: ...Service position Remove Main chassis 70mm Remounting PDP 2x 4mm 4x 4mm Remounting PDP 8 5...
Страница 36: ...8 20...
Страница 38: ...9 2...