Read Sharp LC-20VM2E (serv.man2) Service Manual online
24
LC-20VM2E
LC-121M2E
LC-150M2E
LC-150M2E
Terminal No.
Symbol
I/O
Voltage Function block
Function
99
TST7
I
3V
Test signal(Internal PD)
100
TST6
I
3V
Test signal(Internal PD)
101
TST5
I
3V
Test signal(Internal PD)
102
TST4
I
3V
Test signal(Internal PD)
A/D clock terminal input/output switching
for test
for test
103
TST3
I
3V
Test signal(Internal PD)
104
TST2
I
3V
Test signal(Internal PD)
105
TST1
I
3V
Test signal(Internal PD)
106
TSH
I
3V
Horizontal synch signal
for test
for test
107
GND
108
ADCK
I/O
3V
VIDEO PLL
A/D clock output
109
TST9
I
3V
110
PC_VD
I
3V
Common
SPLS, SPRS polarity setting
111
SECAM
O
3V
Common
112
VDD
3V
113
GND
114
B7
I
3V
RGB gradation process
BLUE signal input (LSB)
115
B6
I
3V
RGB gradation process
116
B5
I
3V
RGB gradation process
117
B4
I
3V
RGB gradation process
118
B3
I
3V
RGB gradation process
119
B2
I
3V
RGB gradation process
120
B1
I
3V
RGB gradation process
121
B0
I
3V
RGB gradation process
BLUE signal input (MSB)
122
GND
123
OCVD
O
3V
Sync signal process
Vertical synch signal, Digital countdown
output
output
124
TSV
I
3V
LCD TIMING
Vertical synch signal input
125
ETWEN
I
5V
LCD TIMING
External MBK signal input
(Scanning conversion PWB)
(Scanning conversion PWB)
126
TI
I
3V
LCD TIMING
15.1" support
127
PMODE
I
3V
LCD TIMING
SPLS, SPRS polarity setting
128
GND
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