NEC MultiSync LCD1550V Service Manual page 99

MODEL LCD1550V-1 / LCD1550V-1-BK (LA-15R02-1 / LA-15R02-1-BK) FIRMWARE
CTRL/B SCHEMATIC DIAGRAM (5/5)
RP1 22
PD35
1 8
PD34
2 7
PD33
3 6
PD32
4 5
RP2 22
PD31
1 8
PD30
2 7
PD29
3 6
PD28
4 5
RP3 22
PD27
1 8
PD26
2 7
PD25
3 6
PD24
4 5
RP4 22
PD23
1 8
PD22
2 7
PD21
3 6
PD20
4 5
RP5 22
PD19
1 8
PD18
2 7
PD17
3 6
PD16
4 5
RP6 22
PD15
1 8
PD14
2 7
PD13
3 6
PD12
4 5
RP7 22
PD11
1 8
PD10
2 7
PD9
3 6
PD8
4 5
RP8 22
PD7
1 8
PD6
2 7
PD5
3 6
PD4
4 5
RP9 22
PD3
1 8
PD2
2 7
PD1
3 6
PD0
4 5
PD[0..35]
R68 22 L14
ISTH
1 2 1
ISTH
R69 22 L15
ILOAD
1 2 1
ILOAD
R70 22 L16
IPOL 1 2 1
IPOL
R71 22 L17
IREV 1 2 1
IREV
R72 22 L18
ISTV1 1 2 1
ISTV1
R73 22 L19
ISTV2 1 2 1
ISTV2
R74 22 L20
ICPV 1 2 1
ICPV
R75 22 L21
IOE 1 2 1
IOE
CP1 47pF
BE5
4 5
BE4
3 6
BE3
2 7
BE2
1 8
CP2 47pF
BE1
4 5
BE0
3 6
GE5
2 7
GE4
1 8
CP3 47pF
GE3
4 5
GE2
3 6
GE1
2 7
GE0
1 8
CP4 47pF
RE5
4 5
RE4
3 6
RE3
2 7
RE2
1 8
CP5 47pF
RE1
4 5
RE0
3 6
BO5
2 7
BO4
1 8
CP6 47pF
BO3
4 5
BO2
3 6
BO1
2 7
BO0
1 8
CP7 47pF
GO5
4 5
GO4
3 6
GO3
2 7
GO2
1 8
CP8 47pF
GO1
4 5
GO0
3 6
RO5
2 7
RO4
1 8
CP9 47pF
RO3
4 5
RO2
3 6
RO1
2 7
RO0
1 8
0
STH
2
1 2 10pF
0 C97
LOAD
2
1 2 100pF
0 C98
2 POL
1 2
100pF
0 C99
2 REV
1 2 10pF
0 C100
2 STV1
1 2 10pF
0 C101
2 STV2
1 2 10pF
0 C102
2 CPV
1 2 100pF
0 C103
2 OE
1 2 100pF
C104
R63 0 L10 22
1 2 1 2
ICPH
ICPH
R64 0 L11 22
1 2 1 2
U15
L12 STC222B
3.3VLCD
R66 C95
3
1000pF
COLLECTOR
1M
R67
2 1 100K
BASE EMITTER
22K
2
Q6
3
D PENVDD
DTC124EK
22K
SI2305DS
SOT-23
1 G 2 S
10-5
BE5
BE4
BE3
BE2
BE1
BE0
GE5
GE4
CPH1
GE3
GE2
GE1
C91
GE0
10pF
RE5
RE4
RE3
RE2
RE1
RE0
CPH2 CPH1
CPH1
C92 STH
LOAD
10pF POL
REV
STV1
STV2
CPV
OE
C93 0.1uF
1 2
SI2305DS
L13 BLM21P300S
S D 1 2
LCD3.3VCC
C94
C96 R65 BO5
+
BO4
BO3
100uF/16V 0.1uF 1K
BO2
BO1
BO0
GO5
GO4
GO3
GO2
GO1
GO0
RO5
RO4
RO3
RO2
RO1
RO0
CPH2
CPH2
CN2
1
VDD+9V
2
VDD+9V
3
GND
4
GND
5
EB5
6
EB4
7
EB3
8
EB2
9
EB1
10
EB0
11
GND
12
EG5
13
EG4
14
EG3
15
EG2
16
EG1
17
EG0
18
GND
19
ER5
20
ER4
21
ER3
22
ER2
23
ER1
24
ER0
25
GND
26
CPH1
27
GND
28
GND
29
STH
30
LOAD
31
POL
32
REV
33
GND
34
GND
35
STV1
36
STV2
37
CPV
38
OE
39
GND
40
GND
E&T_98210-4011-0.50m
CN3
1
VDD
2
VDD
3
GND
4
GND
5
OB5
6
OB4
7
OB3
8
OB2
9
OB1
10
OB0
11
GND
12
OG5
13
OG4
14
OG3
15
OG2
16
OG1
17
OG0
18
GND
19
OR5
20
OR4
21
OR3
22
OR2
23
OR1
24
OR0
25
GND
26
CPH2
27
GND
28
GND
29
NC
30
NC
31
VGH
32
NC
33
VGL
34
NC
35
VGC
36
NC
37
NC
38
NC
39
GND
40
GND
E&T_98210-4011-0.50m