Block Diagram - Lcd Section - Sony Glasstron Lite PLM-A35E Service Manual

4-2. BLOCK DIAGRAM – LCD Section –
Y
A
(Page 4-2)
C
B
(Page 4-2)
RG CS
C
(Page 4-2)
CLK
D
(Page 4-2)
DATA
E
(Page 4-2)
DACS
F
(Page 4-2)
Confidential
PLM-A35E (AEP)
Y ATT Y BUFFER
Q811 Q812
C ATT C BUFFER
Q813 Q814
A01 15
13 CLK
A02 2
DI
14
12 LD
A03
3
A04 4
D/A CONVERTER
IC804
CCD 1H DELAY LINE
IC911
CLOCK
BUFFER
8 CLK
Q901
1 IN OUT 4
AMP
05
Q911
4-3
LCD RGB DECODER,
LCD DRIVE,
LCD TIMING GENERATOR
IC801
59 Y IN B OUT 40
SYNC IN G OUT
61 43
R OUT 45
57 C IN
HCK1 18
55 C OUT HCK2
17
HST2 13
6 LOAD CLR 12
EN2 30
VCK4 24
VST
23
8 SCLK
7 DATA
XVST 22
51
VXO IN
X801
4.433619MHz
50 VXO OUT
54 R-Y IN
HD 21
53 B-Y IN
BACK LIGHT
LED DRIVE
CONTROL SWITCH BACK LIGHT
Q703 – 705
Q701, 702
(RIGHT SIDE)
BACK LIGHT
LED DRIVE
CONTROL SWITCH
BACK LIGHT
Q708 – 710
Q706, 707
(LEFT SIDE)
RV911
BURST
CLEANING
LEVEL
LOW-PASS
AMP BUFFER
FILTER
Q912 Q913
CT911 FL911
BURST
CLEANING
PHASE
R
G
B
HCK1
HCK2 UNIT
(RIGHT SIDE)
HST
CLR
EN
VCK
VST R
COM R
R
G
B
HCK1
HCK2 UNIT
(LEFT SIDE)
HST
CLR
EN
VCK
VST L
COM L
CN803
LED
LED
B-Y AMP
• SIGNAL PATH
Q914
DEMODULATOR
FL912
B-Y AMP
Q915
4-4
LCD
LCD
4
R OUT
2
G OUT
FOR
3
B OUT
CHECK
6
HD
: VIDEO