Service manual

87109654321
A
B
C
D
E
F
G
H
LC-20B1U
32
BLOCK DIAGRAM
6 LAMPS
LAMPS
(UP)
INVERTER
Q6700, Q6701
T6700, T6701
Q6703, Q6704
T6702, T6703
Q6706, Q6707
T6704, T6705
AV1
S-VIDEO
INPUT
INVERTER A UNIT
HEAD
PHONE
JACK
AV2
INPUT
OUTPUT
COMPONEN
T
INPUT
DC IN
DC13V
LAMP
CHECK
ANALOG UNIT
SP-RSP-L
L1, R1
DL, DR
SIF
HOT
TUNER
TU3201
I2C
AUDIO
DECODER
(MSP)
IC3304
AUDIO
FILTER
IC3301
IC3302
IC3303
AUDIO
AMPLIFIE
R
IC3305
I2C
COL
D
VIDEO
SWITC
H
IC402
SYNC
SEPARATER.
Q401
IC401
TV-V
Y, PB, PR
V1
SY, SC
AUDIO
IN/OUT
SWITCH
IC3501
Q3500
DC/DC
T3701
IC3701
Q3700
Q3701
Q3702
38V
9V
5V
-8V
-20V
REGULATOR
IC3702
31V
Q3707
29V
Q3704
8V
Q3706
VIDEO
IN/OUT
SWITCH
Q3501-Q3505
V2
TV-V
V1
V2
V2/VO
VOUT
CVI
N
CSYN
C
L_ER
SIF-AMP.
Q3201
Q3202
L2, R2
4
(DOWN)
INVERTER
Q6709, Q6710
T6706, T6707
Q6712, Q6713
T6708, T6709
INVERTER B U
N
HOT
COL
D
V
S
I
6d B AMP.
IC7201