-86-
Troubleshooting
IC301 SCAN
CONVERTER
&
SY
STEM
CONTROL <PW392>
KEY1
W
ired R
C
Jack
A2821
RC P
re
-A
m
p.
A4051
RC P
re
-A
m
p.
K30B
K8S
R/C
AV
JOINT
M
A
IN
FIL
TER_LED
178
26
28
118
K40E
K30A
95 96
93 94
3 4
K28A
K8G
1
Q285
1
D
2851
KEY2
261
KEY3
68
BO
X_SW
R/C_P
W
W_R/C
W _R/C_SW
W _R/C_SW
R/C_FRONT
R/C_REAR
PW_R/C_FRONT
PW
_R
/C
_R
EA
R
438
94
W
ARNING FIL
TER
LA
M
P_
LE
D
Q285
2
D
2852
34
LA
M
P
RE
PL
ACE
TEMP_LED
Q285
3
D
2853
147
W
ARNING
TEMP
READ
Y_LED
Q285
4
D
2854
252
POWE
R
POWER_LED
R/C_C
TL0
R/C_C
TL1
Q285
6
D
2856
Q2801
Q2802
349
292
387
293
2
2
5
1
53
52
97
4
6
3
7
D[0-7]
LAMP
Key Switches
IC2811 BUFFER
IC2801
BUFFER-SW
IC1801
I/O EXP
ANDER
<TE7783>
R/C A
C
TIVE
R/C_C
TL0
R/C_C
TL
1
NORMAL
L
L
FRONT ONL
Y
H
L
REAR ONL
Y
L
H
WIRED
H
H
LED drive & RC control
Summary of Contents for PLC-ET30L
Page 97: ... 97 IC Block Diagrams BA7078 Sync Seperator IC5321 FA7701V Switching Controller IC5641 ...
Page 98: ... 98 IC Block Diagrams HIN202EIB RS 232C Driver IC3801 ISL51002 10 bit Video A D IC6201 ...
Page 100: ... 100 IC Block Diagrams LM4889 Audio Output IC5121 NJW1141 Audio Control IC5001 ...
Page 102: ... 102 IC Block Diagrams THS7347IPHPR PC1 PC2 SW IC5201 ...
Page 108: ... 108 Parts Location Diagrams KF7 ET30L00 Polarized glass GB L06 L06 ...
Page 137: ...Key No Part No Description Key No Part No Description KF7 ET30L00 137 Electrical Parts List ...
Page 138: ... KF7AL Apr 2008 DC 300 Printed in Japan SANYO Electric Co Ltd ...