Printed Wiring Board Drawings - Panasonic PT-CW230E Service Manual

Printed Wiring Board Drawings

TEMP SENSOR 1 ( SIDE:A)
MAIN"K8E"
5
1
R8917
R8807
R8808 C8912
R8809
IC8801 R8918
R8913 R8914 R8919
4 1
5 8
POWER (SIDE:A)
THERMAL FUSE
"SW902"
3
LINE
PB601A
FILTER 1
K6C
"K602"
C608
D617
C607
DB611H
+
-
DB611
C609
C612
RL
12V
12V
RL601
HOT
COLD
MAIN
C663
"K8A"
C661
PB601B
D661
PCB_MB2AC
TEMP SENSOR 1 ( SIDE:B)
L611
L612
D616
L615
L616
D614
Q611
D665 Q612 D611
PTH611
+
K6A_1
- L613
C615
L614
K6A_2
C637
C632
COLD
L631
C636
IC631 IC631H
C674
F631
LAMP
BALLAST
UNIT "CN1"
This projector is isolated from AC line by using the internal converter transformer.
Please pay attention to the following notes in servicing
1. Do not touch the part on hot side (primary circuit) or both parts on hot and cold
sides (secondary circuit) at the same time.
2. Do not shorten the circuit between hot and cold sides.
3. The grounding lead must be connected to the ground of the same circuit when
measuring of voltages and waveforms.
TEMP SENSOR 2 (SIDE:A)
MAIN
"K8H"
POWER (SIDE:B)
L612
D616
L615
L616
4 1
8
5
IC621
D611
Q611 Q612 D665
D614
PTH611
+
L613
C615 K6A_1
L614
-
K6A_2
C637
C632
R696
L631
IC631
R695
C636
COLD
R694
H 1 3 6 C I
C674
R697 R693
F631
! CAUTION
TEMP SENSOR 2 (SIDE:B)
R8818
COLD
3
C611
PB601A
K6C
1
L611
C608
C607
D617
H 1 1 6 B D
DB611
HOT
C612
C609
R688
C663
3 PC661
2
1
4
3
2
1
PC663
4
2
3 1
IC671
C661
4
PC671
D661
R691
R692
PB601B
COLD
R690
DIA-9