18
18
XVM-H65
6-3. BLOCK DIAGRAM — DISPLAY SECTION —
12V
D800
D501
IC400 (2/2)
SYSTEM CONTROL
RV802
SW REG
ADJUST
D803
D802
D801
T800
8V
VGH
VCC
VEE
N/P
PW DET
SDA
SCL
SIED 1
SIDE 2
SIDE 3
KEY IN
KEY HALT
P50
RESET
TFT ON
DIMMER
12V
VDD
VGL
12V
12V
R
G
B
HD
VD
PAL
POL
VCOM
EEPROM
IC402
8V
REG
IC351
BATT
3
22
56
54
53
59
8
25
14
28
32
19
31
30
13
29
27
17
21
5
6
7
59
58
57
27
44
1
36
56
60
23
32
13
14
5
6
5
12
2
13
1
11
9
10
4
14
15
7
3
2
PWM
COMP
ON/OFF
DRIVE
Q800,801
OSC
IC800
SWITCHING
REGULATOR
PWM
COUT
ERROR
AMP
RV800
DC-DC
FREQUENCY
1
3
5
2
50
44
6
FIELD DET
INT/EXT
SEL
VCOM
DRIVE
Q802-804
HD OUT
POLC
NBLK
PAL
POLS
VD OUT
MODE1
NODE2
MODE3
1
6
VCOM
UPSD
CX
OEV3
OEV2
OEV1
STV2
STV1
STH2
STH1
HDIR
CPH1
VB
VG
VR
VR
CI
VCC
CN
AN
BN
AI
S2
S0
S1
BI
VG
VB
CPV
PDOS
OSCI
IC601
VCO
RV601
VCO
IC600
DISPLAY CONTROL
VCC
VCC
V
COUNT
V
SEL
OSC
MASK
PLL
DET
H
COUNT
H
OUT
LCD1
V
OUT
COM
OSC
IC801
POWER
CONTROL
Q855,856,859
RESET
IC403
KEY IN
DETECT
Q404,405
OSC
BIAS
Q600,D600
POWER
CONTROL
Q853,854
SWITCH
Q857,858
CURRENT
DETECT
Q850,854
PULSE
STEERING
F/F
ERROR
AMP
ERROR
AMP
PWM
COMP
1
3
S407
(TESET)
SW401
(POWER)
SW402
(IR ON/OFF)
Q506
IC501
RGB BLANKING
X2
X400
4.19MHz
X1
40
41
Q601
IC850
BACK LIGHT
CONTROL
D853
T850
BACK LIGHT
11
16
1
12
1
2
3
Signal path
: VIDEO
(Page 17)
(Page 17)
(Page 17)