NEC MultiSync LCD1970NX Service Manual page 99

MODEL LCD1970NX(B)/(C) SCHEMATIC DIAGRAM MAIN BOARD (Display) (1/4)
2 LV_O[0..9]
LV_O0
LV_O1
LV_O2
LV_O3
LV_O4
LV_O5
LV_O6
LV_O7
LV_O8
LV_O9
2 LV_E[0..9]
LV_E0
LV_E1
LV_E2
LV_E3
LV_E4
LV_E5
LV_E6
LV_E7
LV_E8
LV_E9
+5V
B404
MHC1608S121P
C412
+ C411
220u
10V
0.1uF D415
1N4001
S401
31
RXO0-
RXO0+
RXO1-
RXO1+
RXO2-
RXO2+
RXOC-
RXOC+
RXO3-
RXO3+
RXE0-
RXE0+
RXE1-
RXE1+
RXE2-
RXE2+
RXEC-
RXEC+
RXE3-
RXE3+
PANEL_VCC
32
C406
+ C405
470u JAE FI-X30S-HF
16V
NC
GND
LVDS_GND GND
U401
B405
MIC1815 MCB1608S121G
2 4 1 2
Vin V33
D414
1 5
Vin V18
1N4001
B406
GND MHC1608S121P
1 2
+5V
B401 NC
S2
+12V
30
29
B403
28
MHC1608S121P
27
26
25
24
23
22
21
20
19
18
17
16
PANEL_EN
2 PPWR
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
S1
2 PBIAS
PWM0
2 PWM0
+3.3V
C414
+ C413
220u
10V
+5V
0.1uF
GND R490
10K
+1.8V
2 MUTE
R493
4.7K
C416 MMBT3906-LF
+ C415 2SA1037AK
100u
10V
0.1uF
GND
10-1
Si3457DV
U402
R401
+ C401
10u
16V
10K
4
R403
510
R496
GND 33K
D416
Q401
Hi-On DTC114TKA C512
CRS01
0.47u
R404 C404
10K 0.1uF
GND
LVDS_GND
GND
+5V
LVDS_GND
R405
10K
R406 0R
+ C407
C410
Q402 NC
DTC114TKA
0.1uF
GND
C511
+5V 0.1uF
16V
B407
R492 GND MHC1608S121P
10K
C417
+ C418
1
220u
16V
Q405 0.1uF
GND
GND
B402
MHC1608S121P
PANEL_VCC
6
5
2
1
C402 C403
33PF 33PF
GND
B432
MCB1608S121G
1 2
GND
B439
MCB1608S121G
1 2
GND
S402
9
8
7
C408 C409
6
5
4
3
NC 0.1uF
2
1
S9B-PH-K
GND
1 F402
2 0
F401 0
+12V <Value-B> <Value-B>
<Value-C> B408 <Value-C>
MHC1608S121P
C419
+ C420
220u
16V
0.1uF
GND
R402
NC