Sony BDP-S7200 Service Manual ▷ View online
6-1
BDP-S7200
SECTION 6
TROUBLESHOOTING
6.1 Main Flow ........................................................................................................................ 6-2
6.2 Power (System) Flow ....................................................................................................... 6-3
6.3 Audio
section
fl owchart .................................................................................................... 6-4
6.4 Video
section
fl owchart-HDMI out .................................................................................. 6-5
6.5 FR-1306
Board
fl owchart ................................................................................................. 6-6
6.6 Remote does not operate ................................................................................................... 6-8
6.7 Drive
fl owchart ................................................................................................................. 6-9
6.8 Ethernet/wifi fl owchart.....................................................................................................6-10
6.9 USB (Front) Device Flow \ USB (Rear) Device Flow ................................................... 6-11E
BDP-S7200
6-2
6-1. Main Flowchart
Start (and return from each
ŇŽǁĐŚĂƌƚͿ
WŽǁĞr LED Light up about 10s and
t
ī
ƫ
ll
Are the all
ƉŽǁer line ŵĞŶƟŽŶĞĚ on
P
Ň
(9 3
Ϳ
l ?
To
WŽǁĞr supply ŇŽǁĐŚĂƌƚ
No
No
turn o
ī automaƟcally
P
Žǁer Ňoǁ (9-3Ϳ normal ?
Check IC212, pin 4 (outpu
ƚͿ must
3.3V
pp y
Yes
No
Yes
Yes
Set can
ƉŽǁer on by WŽǁĞr ƐǁŝƚĐŚ or
remote control
Check X301
KƐĐŝůůĂƟŶŐ at 27MHz
Check C331,C332,R331,R332
ŵŽƵŶƟŶŐ ĐŽŶĚŝƟŽŶ
X301
NG
To FR board
ŇŽǁĐŚĂƌƚ
No
Yes
No
remote control
Check HDMI output
To Video/HDMI
ŇŽǁĐŚĂƌƚ
Yes
Yes
No
N
Check Coaxial Output
To Audio
ŇŽǁĐŚĂƌƚ
Check Playback
ĨƵŶĐƟŽŶ
To Drive
ŇŽǁĐŚĂƌƚ
Yes
No
No
Check Internet
ĐŽŶŶĞĐƟŽŶ ĨƵŶĐƟŽŶ
Check USB playback
ĨƵŶĐƟŽŶ
To
ƚŚĞƌŶĞƚͬtŝĮŇŽǁĐŚĂƌƚ
To USB
ŇŽǁĐŚĂƌƚ
Yes
Yes
No
No
Change MB board
To Drive Flo
ǁhart (BU adj. ŇŽǁͿ
Check USB playback
ĨƵŶĐƟŽŶ
To USB
ŇŽǁĐŚĂƌƚ
Yes
Change MB board
Flo
ǁhart (BU adj.
Yes
BDP-S7200
6-3
6-2. Power (System) Flow
AC IN
Check the output voltages from the power
supply block.
supply block.
CN301 pin 1: +12V (UNSW12V)
CN301 pin 2: +12V (UNSW12V)
CN301 pin 3: +12V (FE_UNSW12V)
CN301 pin 2: +12V (UNSW12V)
CN301 pin 3: +12V (FE_UNSW12V)
No
Yes
Check the fuses
Have any of the below fuses blown?
Have any of the below fuses blown?
No
MB board: PS301,
PS302
Yes
Check the following power control signals
while the power is ON
while the power is ON
PCONT1#
: MB board
Is PCONT1# : 3.3V ?
R327, R343,R388
Yes
Check Voltage lines that are not output
are shorted to GND
No
Failure of power supply IC ->
Replace the MB board .
Replace the MB board .
Check that the harness has been inserted
properly. If there is no problem, replace the
power supply block.
properly. If there is no problem, replace the
power supply block.
Blown fuses ->
Replace the MB board
No
Failure of Reset IC. Replace MB Board.
BDP-S7200
6-4
6-3. Audio Section Flowchart
Audio does not sound right?
No
Video is output properly?
No
To Video section flowchart
To Main flowchart
Yes
Is the drive operating properly?
No
To Drive flowchart
Is there AUDIO digital signal (SPDIF) input
to the SPDIF circuit?
to the SPDIF circuit?
No
Yes
No
Yes
Yes
Is there HDMI output?
No
Replace the MB board
To main flowchart
Resistors/Capasitors
NG
Yes
IC 101(CXD900011G-BB) : C26 SPDIF
Yes
Replace the MB board
Check SPDIF (Coaxial) output resistors/
capasitors OK?
capasitors OK?
R690/R691/R692/C690/C691/C692
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