Philips SACD 1000/001 Service Manual page 52

GB 52 5. SACD 1000
NO SOUND ON
AUDIO CINCH 1402
TV- & AUX SCART
Diagnostic Software
NO
HPR?
HPL?
YES
NO
AUDIO
CINCH 1402
?
YES
AUDIO
NO
TV- & AUX-SCART
?
YES
SOUND OK
NO DIGITAL OUTPUT
Diagnostic Software
NO
DIG_OUT
Testpoint 11?
YES
NO
DIGITAL OUT
Testpoint 18?
YES
OPTICAL OUT?
DIGITAL OUT OK
Diagnostic software, trouble shooting and test instructions
• To put set in "Player script", press keys
STOP+OPEN/CLOSE simultaneously and switch on.
Proceed until display shows "
Press PLAY to execute test.
• Check HPR and HPL at conn.1410-1,3 (testpoint 16)
• Check OPAMP 7403-C,D
• Check SWITCH 7413
• Check OPAMP 7414
• Check KILL transistors 7415, 7416, 7419, 7420
• Check SCART SWITCH IC 7305
• Check KILL transistors 7336, 7337
• To put set in "Player script", press keys
STOP+OPEN/CLOSE simultaneously and switch on.
Proceed until display shows "
Press PLAY to execute test.
• Check flex connection to mono board
• Check mono board
• Check digital trafo L5400
• Check optical transmitter 6400
".
SINE ON
Display shows " ".
BUSY
".
SINE ON
Display shows " ".
BUSY
PM3392A
ch1
1
CH1 1 V~ MTB 500us ch1+
TP 16 : ANALOG OUTPUT AUDIO HP_R & HP_L
PM3392A
ch1
1
CH1 2 V~ MTB 100ns ch1+
TP 11: DIG_OUT
PM3392A
ch1
1
CH1 200mV~ MTB 200ns ch1+
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