Read Sharp LC-26GA5E (serv.man18) Service Manual online
104
LC-26GA5E
LC-32GA5E
LC-32GA5E
LC-26GA5E
LC-32GA5E
LC-32GA5E
4. IC6004 (RH-IXB064WJZZ)
4.1. VCT Block Diagram
4.2. Pinning
VCT 49xyI, VCT 48xyI XM
VIN9
VIN8
VIN10
VIN7
VIN6
VIN3
VIN2
VIN1
VOUT1
VOUT2
VOUT3
VSUP1.8FE
GND
VIN5
VIN4
GND
VSUP3.3FE
XROMQ
P10
P10
P11
P12
P13
P14
P15
P16
P20
P17
SDA
DFVBL / FIELD
PWMV
P21
SCL
EXTIFQ
VIN11
P37 / 656IO7
P36 / 656IO6
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
66
65
67
68
69
70
71
72
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
133
134
135
136
137
138
139
140
141
142
143
144
132
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
10
1
102
103
104
105
106
107
108
GIN
RIN
FBIN
GNDM
BIN
SVMOUT
RSW2
EW
VERT-
VERT+
RSW1
SENSE
VSUP5.0BE
TEST / SUBW
GND
GND
VREFAU
VSUP8.0AU
SPEAKERR
SPEAKERL
AOUT1L
AOUT1R
AOUT2L
AOUT2R
AIN3R
AIN3L
AIN2L
AIN2R
AIN1L
AIN1R / SIF
TAGC
VREFIF
IFIN-
IFIN+
ROUT
GOUT
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
26
27
28
29
30
31
32
33
34
35
36
BOUT
VR
D
XREF
VSUP
3.
3BE
GN
D
GN
D
VS
UP3.3I
O
VS
UP3.
3DA
C
GNDDA
C
SAFET
Y
HFLB
HOUT
VPROT
ADB1
1
ADB9
ADB1
3
ADB1
4
ADB1
8
ADB1
6
ADB1
5
PS
WE
Q
ADB1
7
STO
P
Q
ENE
Q
ADB1
2
ADB7
RSTQ
ADB5
ADB4
ADB1
9
RDQ
WR
Q
OCF
ALE
ADB6
ADB8
VSU
P5.
0
F
E
P25 /
656
H
IO
P26 /
656
VIO
P30 /
656
IO
0
P31 /
656
IO
1
P32 /
656
IO
2
VSU
P3.
3EI
O
GNDEI
O
P33 /
656
IO
3
P34 /
656
IO
4
P35 /
656
IO
5
RE
SETQ
VSU
P3.
3
D
IG
GND
GND
VSU
P1.
8
D
IG
XTAL
1
XTAL
2
P22
P23
PS
ENQ
ADB1
0
DB7
DB6
DB5
DB4
DB3
DB2
DB1
ADB3
ADB2
DB0
ADB0
V
S
U
P5
.0
IF
ADB1
P24 /
656
C
L
K
IO
XTAL1
IF
Frontend
Slicer
Video
Backend
IF
Processor
Sound
Demodulator
Audio
Processor
Display
Generator
Bus
Arbiter
20kB XRAM
256kB
Prog ROM
Clock
Generator
Reset & Test
Logic
I2C Master/
Slave
24kB
Char ROM
TEST
RESETQ
XTAL2
I2C
Pxy
CVBS in
IFIN-
IFIN+
T
A
G
C
S
IF
YCbCr in
CVBS out
RGB in
A
O
U
T
S
P
E
A
K
E
R
RGB out
SVM
RGB in
SENSE
RSW
VERT
EW
HOUT
PROT
HFLB
Panorama
Scaler
Display &
Deflection
Processor
Processor
Timer
CRT
PWM
ADC
UART
Watchdog
RTC
I/O-Ports
Memory
Interface
ADB, DB, PSENQ,
PSWEQ, WRQ, RDQ
CPU
8051
A
IN
Video
Frontend
Color
Decoder
Component
Interface
Comb
Filter
656 in
656 out
S
U
B
W
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