Sony BDP-S500 (serv.man2) Service Manual ▷ View online
5-7
Flowchart No.7
Audio is not played back normally
Does the drive operate normally?
See Flowchart No.3
‘‘Drive does not operate normally
’’
in this section
Yes
Audio present to Digital OUT
(HDMI/COAXIAL/SPDIF)?
Audio digital signals outputted to connector
CN5701 on Main board?
No
CN5701 27pin ADATA32
CN5701 26pin ADATA22
CN5701 25pin ADATA42
CN5701 22pin ALRCK2
CN5701 21pin ADATA12
CN5701 20pin ABLCK2
CN5701 18pin AMCLK2
Yes
Control signals outputted to connector
CN5701on Main board?
CN5701 23pin DAC_RST#
CN5701 16pin DAC_MDO
CN5701 15pin DAC_MDI
CN5701 14pin DAC_MC
CN5701 13pin DAC_CS#
CN5701 12pin DAC_MUT
CN5701 2pin XAMUTE
CN5701 1pin XMMUTE
Replace the Main board
No
Replace the Main board
No
Replace the Main board
Yes
Proceed to ‘‘Audio board flowchart’’
No
Yes
Main Set, Power Supply Section
5-8
Flowchart No.8
Fan does not rotate
Is about 8V supplied to connector CN6701 1pin
on Main board?
Yes
Yes
EV+12V supplied to connector CN6002 2pin
on Main board?
Replace the Main board
Yes
Replace the Power board
Replace the Fan
No
Is P202 fuse on Power board OK?
No
Replace the Power board
No
Main Set, Power Supply Section
5-9
Flowchart No.1
Disabled operation from remote controller
Operation from remote controller is disabled though
operation is enabled from a key on main set
Is the power turned on by Power ON button
of remote controller?
Replace the Main board
Is “L” pulse signal input to CN100 30pin on FL board
when operating remote controller?
No
Is “L” pulse signal input to CN102 3pin on FL board
when operating remote controller?
Yes
Yes
No
NO
NO
Symptom improved after FR board was replaced?
Replace the FL board flexible cable (FLR-013)
Yes
Check peripheral parts of IC601
(light receiver from remote controller) on FR board.
If faulty, replace the FR board.
Check/replace the FL board flexible cable (MAIN
h
FL).
If not improved by replacement, replace the Main board.
Yes
Conductor from CN101 2pin to CN100 30pin on
FL board is broken.
Operation & Display Section
5-10
Flowchart No.2
Disabled key operation
No
Symptom improved if FR board is replaced?
Yes
Replace the FR board
No
Check/replace the FL board flexible cable (MAIN
h
FL).
If not improved by replacement, replace the Main board.
Symptom improved if FL board flexible cable (FLR-013) is
replaced?
FL board flowchart 1
Yes
Replace the FL board flexible cable (FLR-013)
Are the specified voltages output to connector CN100
8 and 28 pins on FL board when each button is pressed?
Power
Pause
Stop
Previous
Next
Open/Close
Play
Key0=28pin: 4.06~4.49 [V]
Key1=8pin: 2.13~2.35 [V]
Key1=8pin: 2.78~3.07 [V]
Key1=8pin: 0.72~0.80 [V]
Key1=8pin: 1.36~1.50 [V]
Key0=28pin: 1.36~1.50 [V]
Key1=8pin: 3.43~3.79 [V]
Yes
No
Reference: Relation between buttons and voltages
KEY
KEY0
KEY1
Specified voltages [v]
SPEC
CENTER
PLAY
00
OPEN/CLOSE
0.72~0.80
0.76
PAUSE
NEXT
1.36~1.50
1.43
PREVIOUS
2.13~2.35
2.24
P_ON
STOP
2.78~3.07
3.43~3.79
4.06~4.49
2.92
3.61
4.27
Operation & Display Section
Click on the first or last page to see other BDP-S500 (serv.man2) service manuals if exist.