Monitor System Block Diagram - JVC GR-AX880US Service Manual

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MONITOR SYSTEM BLOCK DIAGRAM

FROM REG
CN16
CN7601
REG_4.8V
REG_4.8V
5
20
REG_4.8V
6
21
FROM CPU
LCD_CTL
LCD_CTL
4
22
FROM CPU
DSP_REST
DSP_REST
18
8
PMIRROR
PMIRROR
19
7
FROM DSP
HDCVF
HDCVF
15
11
VDCVF
VDCVF
16
10
FROM CPU
RVS_SW
REV_SW
25
1
HRP1
HRP1
17
9
TO DSP
FROM DSP
ROUT
GOUT
BOUT
0
1
MAIN
T7501
T7501
2
6
F7501
F7501
3
4
CFL
Q7503
Q7503
Q7501
Q7501
10
Q7504
Q7504
Q7502
Q7502
1
CTL
CTL
OSC
OSC
REG_3.2V
IC7602
R7607
L7605
5
7
6
C7617
R7612
36
34
33
31
30
29
28
27
37
VCO
38
39
RESET
40
COUNTER
V.SYNC
MODE SEL
IC7601
PHASE
COMP
QVD
POL
EQ
SEL
CTL
PULSE
CANCEL
48
1 2 3 4
5
6
7
8
12
NC
NC
NC
NC
SW
Q7605
SW
Q7607
Q7001
BUF&SW
LCD (DAC_3.2V)
Q7003
BUF&SW
CVF
CLK1
RL
CLK2
STV2
CLK3
26
25
D7604
STH2
24
STH2
STH1
23
STH1
22
Q2H
QH
IC7603
H.SYNC
21
2
4
OEH
OEH
STV1
20
STV1
OEV2
18
OEV
FIELD
17
DET
NC
ZOOM
CPV
16
CPV
CORRECT
REG_15V
INT/EXT
15
IC7602
R7604
C7609
Q7601-Q7604
POL
14
2
-
-
1
UD
13
3
AMP
R7601,R7602
+
+
LT
R7605
Q7606
SW
R
G
B
CN7601
16
14
12
10
12
14
CN16
Q7002
BUF&SW
Q7003
BUF&SW
CVF_G
Q7001
CVF_R
BUF&SW
Q7005
CVF_B
BUF&SW
FROM BW/CVF
2-57
2-58
LCD MONITOR
0
7
MONITOR
CN7602
L7604
VGH
REG_15V
9
9
L7601
VDD
REG_3.2V
8
8
VEE
MREG_4.8V
11
11
VSS
VSS(REG_-15V)
2
2
CLK1
21
21
RL
13
13
CLK2
20
20
STV2
7
7
CLK3
19
19
STH2
12
12
STH1
24
24
Q2H
22
22
LCD MODULE
OEH
23
23
STV1
3
3
OEV
6
6
CPV
5
5
REG_3.2V
R7645
C7622
VCOM
10
10
R7646
VGL
1
1
UD
4
4
R
15
15
G
16
16
B
17
17
0 6 C-VF BL
TO BW/CVF
CN11
VF_BLK
VF_BLK
20
6
5
REG_4.8V
REG_4.8V
19
3
2
1
0 6 C-VF
FROM LCD/CVF
CN7701
VF_COM
VF_COM
18
18
CVF_G
17
17
CVF_R
16
16
CVF_B
15
15
REG+12V
REG+12V
14
14
REG_3.2V
13
13
REG_3.2V
HDCVF
HDCVF
9
9
FROM/TO
VDCVF
VDCVF
8
8
DSP
HRP2
HRP2
7
7
CVF_CS
CVD_CS
5
5
CVF_SCK3
CVF_SCK3
4
4
CVF_SO3
CVF_SO3
3
3
SI3
FROM CPU
SI3
2
2
BWYGAIN
FROM DSP
1
1
BWYGAIN
GR-SXM250US,GR-SXM750UC,GR-SXM750US,GR-SXM755UC,GR-SXM755US
OPEN
CN7702
COM
16
GREEN
15
RED
14
BULE
13
HCK1
11
HCK2
10
HST
LCD
9
RGT
MODULE
8
DWN
7
EN
6
STB
5
VCK
4
VST
3
VDD
1
(WPC)-M3C623,M3C643

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