LC-20VM2E (serv.man2). Service Information - Sharp TV Service Manual (repair manual). Page 21

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21
LC-20VM2E
LC-121M2E
LC-150M2E
50
PALM
O
“H” in PALM mode, “L” in other modes.
PP
51
N. C
52
N. C
53
N. C
54
B/W
O
Black and white: H, Others: L
PP
55
N. C
56
N. C
57
N. C
58
PSWIN
I
Power switch input
PP
59
L_ERR
I
Fluorescent light error detection
PP
60
KEY3
I
Key input 3 (For inspection process)
PP
61
KEY4
I
Key input 4 (For adjust process)
PP
62
BLK
OSD blanking output
PP
63
HPMUTE
O
Headphon MUTE
PP
64
N. C
65
N. C
66
B OUT
O
B signal output
PP
67
G OUT
O
G signal output
PP
68
R OUT
O
R signal output
PP
69
Vsync
I
OSD virtical sync signal input
70
Hsync
I
OSD horizontal sync signal input
71
N. C
72
Vcc
I
Positive voltage power terminal
73
N. C
74
OSCI
OSD clock
75
OSD clock
PP
76
N. C
77
IRQ
I
Communication interrupt detection
OD
78
KEY2
I
Key input 2
OD
79
IREM
I
Ir Remotecontrol input
OD
80
PP
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