![Sony BDP-S5000ES - Blu-ray Disc™ Player Service Manual Download Page 138](http://html.mh-extra.com/html/sony/bdp-s5000es-blu-ray-disc-player/bdp-s5000es-blu-ray-disc-player_service-manual_391710138.webp)
-15
BDP-S5000ES
FL/FR Flow
(2/3
)
FLD does not li
ght
Is there voltage of about 3.3V at PS201 of the FC board?
To FLD Switch Surrounding Check
Yes
Is there voltage of about -22V at JL250?
Check the circuits surrounging the FLD DC- DC CONVERTER. If NG, then replace FC board.
Yes
Is there voltage of 3.3V at pin 43 of IC702?
Check the 3.3V line of FR board.
Yes
Is pin 5 of IC702 oscillating?
No
Replace IC702. If no effect, replace FC board.
Yes
Is there input of pulse to pins 7, 8 and 9 o
f
IC702?
No
Replace FFC between FR and IFD. If no effect
, then
goto
IFD Board Flow
Yes
Check connection of FLD of the FC board and IC100 of the IFD board. Replace IC100 if OK. If no effect, replace the FL board.
FLD Switch Surroundin
g Check
Is the potential of pin 3 of Q202 of the FC board at 5.8V?
No
Check the 5.8V line of FR board.
Yes
Is the potential of the base of Q202 of the FC board around 5V?
No
Is the collector voltage of Q201 of the FC board about 0V?
No
Is the voltage of the base of Q201 of the FC board at 3.3V?
No
Is pin 7 of CN201 at 3.3V?
Yes
Yes
Yes
Yes
Replace Q704 of the FC board
Replace Q202 of the FC board
Replace Q201 of the FC board
Replace FR board
www. xiaoyu163. com
QQ 376315150
9
9
2
8
9
4
2
9
8
TEL 13942296513
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299