LC-20B6U-S
8
7
10
9
6
5
4
3
2
1
A
B
C
D
E
F
G
H
50
BLOCK DIAGRAM
COMPONENT
SELECT
IC3403
AV-IN1
COMPONENT-
IN2
J3401
J3402
J3408
V1, S-Y/C, L1, R1, S-SW
Y2, PB2, PR2
AV2
IN/OUT
SWITCH
IC3404
Q3413
Q3410
Q3414
V2-IN
V2-OUT
L2, R2-IN
DL1, DR1
L, R
L, R-OUT
REG
IC3701
Q3710
Q3709
32V
35V
9V
(TU3401)
8V
(IC3201)
Y
V/DY/SY, SC
V/DY
V2-OUT
L2, R2-IN/OUT
OFL1, OSC
(CONTROLLER)
DC/DC
T701
IC701
Q716
3.3V
DC/DC
IC703
Q712
2.5V
DC/DC
IC704
Q714
17V
DC/DC
IC705
Q715
1.2V
DC/DC
IC707
Q721
-12V
9V
35V
REG
IC1705
1.5V
IC
SIG.VCC
SOUND.VCC
INV.VCC
(720p, 1080i)
AV-IN2/OUT
J3404
COMPONENT-IN1
J3407
J3406
SIF
TUNER
TU3401
I
2
C
AUDIO
DECODER
(MSP)
IC3201
AUDIO
AMPLIFIER
TV-V
AV
SELECT
IC3401
HEAD
PHONE
AMPLIFIRE
PC-RGB IN
SC401
EDID
E2PROM
IC401
RGB/YPBPR
SWITCH
IC403
I
2
C
PC-AUDIO-IN
J3409
L,R
INVERTER UNIT
SP-L/R
HEAD
PHONE
JACK
J4021
TEMP.
SENSOR
IC4001
OPC
SENSOR
IC4201
ANALOG UNIT
LAMP
DRIVE
LAMP
ERROR
CHECK
L_ERR
(MICON)
Y1, PB1, PR1
IREM, LED_POW, TIMER_LED, OPC_LED, OPC, HPD
TSENCS
R/C, LED U
IC3305
IC3304
I
2
C
DC IN
J3701
(DC12V)
Summary of Contents for LC-20B6US Operation
Page 48: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 48 CHASSIS LAYOUT MAIN Unit R C LED Unit ...
Page 49: ...LC 20B6U S 49 17 16 19 18 15 14 13 12 11 10 OPERATION Unit ANALOG Unit ...
Page 52: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 52 OVERALL WIRING DIAGRAM ...
Page 53: ...LC 20B6U S 53 17 16 19 18 15 14 13 12 11 10 ...
Page 55: ...55 6 5 4 3 2 1 A B C D E F G H LC 20B6U S SCHEMATIC DIAGRAM Ë OPERATION Unit ...
Page 56: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 56 ËMAIN Unit 1 9 ...
Page 57: ...LC 20B6U S 57 17 16 19 18 15 14 13 12 11 10 ...
Page 58: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 58 ËMAIN Unit 2 9 ...
Page 59: ...LC 20B6U S 59 17 16 19 18 15 14 13 12 11 10 ...
Page 60: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 60 ËMAIN Unit 3 9 ...
Page 61: ...LC 20B6U S 61 17 16 19 18 15 14 13 12 11 10 ...
Page 62: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 62 ËMAIN Unit 4 9 ...
Page 63: ...LC 20B6U S 63 17 16 19 18 15 14 13 12 11 10 ...
Page 64: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 64 ËMAIN Unit 5 9 ...
Page 65: ...LC 20B6U S 65 17 16 19 18 15 14 13 12 11 10 ...
Page 66: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 66 ËMAIN Unit 6 9 ...
Page 67: ...LC 20B6U S 67 17 16 19 18 15 14 13 12 11 10 ...
Page 68: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 68 ËMAIN Unit 7 9 ...
Page 69: ...LC 20B6U S 69 17 16 19 18 15 14 13 12 11 10 ...
Page 70: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 70 ËMAIN Unit 8 9 ...
Page 71: ...LC 20B6U S 71 17 16 19 18 15 14 13 12 11 10 ...
Page 72: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 72 ËMAIN Unit 9 9 ...
Page 73: ...LC 20B6U S 73 17 16 19 18 15 14 13 12 11 10 ...
Page 74: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 74 ËANALOG Unit 1 3 ...
Page 75: ...LC 20B6U S 75 17 16 19 18 15 14 13 12 11 10 ...
Page 76: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 76 ËANALOG Unit 2 3 ...
Page 77: ...LC 20B6U S 77 17 16 19 18 15 14 13 12 11 10 ...
Page 78: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 78 ËANALOG Unit 3 3 ...
Page 79: ...LC 20B6U S 79 17 16 19 18 15 14 13 12 11 10 ...
Page 80: ...80 6 5 4 3 2 1 A B C D E F G H LC 20B6U S ËR C LED Unit ...
Page 82: ...82 6 5 4 3 2 1 A B C D E F G H LC 20B6U S MAIN Unit Side A ...
Page 84: ...84 6 5 4 3 2 1 A B C D E F G H LC 20B6U S MAIN Unit Side B ...
Page 86: ...LC 20B6U S 8 7 10 9 6 5 4 3 2 1 A B C D E F G H 86 ANALOG Unit Side A ...