Panasonic NV-GS230E, Service Manual

Page: 43 / 61

10.11. MONITOR SCHEMATIC DIAGRAM
1.0
1.5
(VREF)
1.1
0.3
1.4 1.1
0.5
1.1
1.4
0.3
1.1
0.3
1.4
1.1
0.3
1.4
B1ADBE000001
Q901
10K
R940
47K
R937
10K
R930
1
C933
4700
R913
4.7
C903
10V1
C902
R901 1200
0.1
C916
8200
R910
4.7
C918
15K
R904
1
C901
39P
C913
39P
C914
39P
C915
R903 1800
R909 330
R907 330
R908 330
R912 1K
L901 100u
R906 56K
B1ADBE000001
Q913
(BACKLIGHT ON/OFF)
1K
R915
B0BC6R100025
D902
2SD2216J0L
Q906
(BACKLIGHT)
27
R931
B3AFB0000082
D908
B3AFB0000082
D907
27
R925
(BACKLIGHT)
2SD2216J0L
Q904
2SD2216J0L
Q903
(BACKLIGHT)
27
R924
B3AFB0000082
D906
B3AFB0000082
D905
27
R918
(BACKLIGHT)
2SD2216J0L
Q902
FP901
LCD PANEL
TO
21
22
23
20
24
14
15
16
17
18
19
13
10
11
9
8
7
6
5
4
3
2
1
12
CKH2
STH
CSH
CKH1
VDD
V COM
VSS
G
V COM
V COM
CKD2
CKD1
VVSS
VREF
OEV
PCG
OEVE
FR
VCSH
CKV
STV
CSV
B
R
D GND
D GND
D GND
D GND
M LED 5V
M LED 5V
M PWM
M CKH2
M CKH1
M OEV
M PCG
M OEVE
M FR
M VCSH
M CKV
M STV
M CSV
M B
M R
M G
M CSH
M STH
M 8.5V
M COM
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
FP902
MONITOR FLEX.
TO
:VIDEO MAIN SIGNAL PATH
(MONITOR P.C.B.)
9 8 7 6 5 4 3 2 1
F
E
D
C
B
A
NV-GS230,GS238
MONITOR SCHEMATIC DIAGRAM
NOTE:
DO NOT USE ANY PART NUMBER SHOWN ON
THIS SCHEMATIC DIAGRAM FOR ORDERING.
WHEN YOU ORDER A PART,PLEASE REFER
TO PARTS LIST. NOTE:
CIRCUIT VOLTAGE AND WAVEFORM DESCRIBED HEREIN SHALL BE REGARDED
AS REFERENCE INFORMATION WHEN PROBING DEFECT POINT,BECAUSE IT MAY
DIFFER FROM AN ACTUAL MEASURING VALUE DUE TO DIFFERENCE OF MEASURING
INSTRUMENT AND ITS MEASURING CONDITION AND PRODUCT ITSELF.
NOTE:
THE MEASUREMENT MODE OF THE DC VOLTAGE ON THIS
DIAGRAM IS STOP MODE.(MONITOR:ON)
NV-GS230EG
43