Panasonic PT-40LC12 Service Manual page 146

WAVEFORMS
Location of Connectors and TP's on REAR JACK C.B.A.
Rear Jack C.B.A.
P3801
TP5005 TP5004 TP5003
TP3801 TP3802 TP3803
Rear Jack Panel
NOTE:
PARTS ENCLOSED IN DASHED LINES MARKED "PT" ARE NOT USED.
Waveforms of Connector P5003 on REAR JACK C.B.A.
Pin No. Signal Name
1 MAIN Y
P5003
TP5003
0.2 V
2 GND
3
MAIN PB
TP5004
0.2 V
4 GND
5 MAIN PR
TP5005
0.2 V
6 GND
7 MAIN H-SYNC
PIN 7 OF P5003
2 V
8 GND
9 MAIN V-SYNC
PIN 7 OF P5003
2 V
NOTE: For placing a purchase order of the parts,
Waveforms of Connector P3801 on REAR JACK C.B.A.
Waveforms Pin No. Signal Name
1 SUB R
V1 +0.92 Vp-p
20 µs2
2 GND
3
SUB G
V1 +0.56 Vp-p
20 µs2
4 GND
5 SUB B
V1 +0.56 Vp-p
20 µs2
6 GND
7 SUB H-SYNC
V1 +4.4 Vp-p
20 µs2
8 GND
9 SUB V-SYNC
V1 +4.4 Vp-p
5 ms2
NOTE:
FOR SCHEMATIC DIAGRAM AND CIRCUIT BOARD LAYOUT NOTES,
be sure to use the part number listed in the parts list.
Do not use the part number on this diagram. REFER TO BEGINNING OF SCHEMATIC SECTION.
Waveforms of TP's on REAR JACK C.B.A.
Waveforms TP No. Signal Name
TP5003 MAIN Y
V1 +0.8 Vp-p
TP3803
0.2 V 20 µs2
TP5004 MAIN PB
V1 +0.8 Vp-p
TP3802
0.2 V 20 µs2
TP5005 MAIN PR
V1 +0.8 Vp-p
TP3801
TP3803 SUB R
0.2 V 20 µs2
V1 +3.2 Vp-p
TP3802 SUB G
PIN 7 OF P3801
1 V 20 µs2
V1 +3.2 Vp-p
TP3801 SUB B
PIN 9 OF P3801
5 ms2
1 V
Waveforms
V1 +0.92 Vp-p
TP5003
0.2 V 20 µs2
V1 +0.56 Vp-p
TP5004
0.2 V 20 µs2
V1 +0.56 Vp-p
TP5005
0.2 V 20 µs2
V1 +0.8 Vp-p
TP3803
0.2 V 20 µs2
V1 +0.8 Vp-p
TP3802
0.2 V 20 µs2
V1 +0.8 Vp-p
TP3801
0.2 V 20 µs2
WAVEFORMS
PT-40LC12/PT-45LC12