Electrical diagrams and Print-layouts
40
DVD 950
6.
SCART SWITCHING
OK
Diagnostic Software
NO PICTURE SCART
SCART SWITCHING
PICTURE TV?
•
Check “0/6/12” on connector 1300-8 = +10V
•
Check flex connection to mono board
•
Check “SELECT” = 0V, “SELECT HIGH” = 0V
•
Check transistors 7935, 7943
•
Check switches 7900-7905
•
Check “SLB_TV: 9V, “FBOUT_TV: 5V
•
Check video buffers, see test instructions.
NO
YES
NO
YES
PICTURE
AUX/VCR IN
ON TV?
•
To put set in “Player script”, press keys
STOP+OPEN/CLOSE simultaneously and connect to
mains. Proceed until display shows “
”.
Diagnostic Software
•
press NEXT. Display shows:”
Pressing
PREVIOUS will return to “
•
Check “0/6/12” on connector 1300-8 = 0V
•
Check flex connection to mono board
•
Check “SELECT” = 6V, “SELECT HIGH” = 12V
•
Check transistors 7935, 7943
•
Check switches 7900-7905
•
Check “SLB_TV = 0V, “FBOUT_TV = 0V.
•
Check video buffers, see test instructions.
SCART DVD
SCART DVD
SCART DVD
SCART LOOP
SCART LOOP
CL 96532065_062.eps
130799
PM3392A
ch1
CH1 200mV~ MTB20.0us ch1+
1
TP 1 : video B
PM3392A
ch1
CH1 200mV~ MTB20.0us ch1+
1
TP 2 : video G
PM3392A
ch1
CH1 200mV~ MTB20.0us ch1+
1
TP 3 : video R
PM3392A
ch1
CH1 200mV~ MTB20.0us ch1+
1
TP 4 : CVBS
PM3392A
ch1
CH1 200mV~ MTB20.0us ch1+
1
TP 5 : C_ENC
PM3392A
ch1
CH1 200mV~ MTB20.0us ch1+
1
TP 6 : Y_ENC
PM3392A
ch1
CH1 2 V~ MTB 500ns ch1+
1
PM3392A
ch1
CH1 2 V~ MTB10.0us ch1+
1
PM3392A
ch1
CH1 2 V~ MTB 100ns ch1+
1
PM3392A
ch1
CH1 2 V~ MTB 100ns ch1+
1
PM3392A
ch1
CH1 2 V~ MTB 100ns ch1+
1
TP 11: DIG_OUT
PM3392A
ch1
CH1 1 V~ MTB 500us ch1+
1
TP 12 : ANALOG OUTPUT DAC
PM3392A
ch1
CH1 1 V~ MTB 500us ch1+
1
TP 13 : ANALOG OUTPUT AUDIO CINCH
PM3392A
ch1
CH1 1 V~ MTB 500us ch1+
1
TP 14 : ANALOG OUTPUT AUDIO HP_R & HP_L
PM3392A
ch1
CH1 1 V~ MTB 500us ch1+
1
TP 15 : AUDIO SCART SWITCH OUTPUT
PM3392A
ch1
CH1 2 V~ MTB50.0ms ch1+
1
PM3392A
ch1
CH1 2 V~ MTB50.0ms ch1+
1
PM3392A
ch1
CH1 200mV~ MTB 200ns ch1+
1
PM3392A
ch1
CH1 500mV~ MTB20.0us ch1+
1
TP 19 : CVBS_OUT
PM3392A
ch1
CH1 50mV~ MTB20.0us ch1+
1
PM3392A
ch1
CH1 500mV~ MTB20.0us ch1+
1
TP 21: C_OUT
TP 20: Y_OUT
TP18: DIGITAL OUT
TP17: SCL
TP16: SDA
TP8: LRCK
TP9: SCLK
TP10: PCM_CLK
TP7: PCM_OUT0
CL 96532065_063.eps
130799