Sharp DV-L70S Service Manual page 45

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Pin No.
I/O
Terminal name
31
I
ST/MT
32
GND
33
NC
34
O
MONO
35
I
AFT
36
O
PDET
37
I
AGC
38
I
VOL
39
I
POW IN
40
I
IREM
41
NC
42
O
MODW
43
44
MODN
45
O
VSW
46
O
MIRST
47
O
DVD P
48
I
LCD SW
49
O
LCD H
50
NC
51
NC
52
O
LED1
53
O
AV-S
54
O
LED2
55
O
AV-P
56
O
DEF
57
O
EPCS
58
O
DACS
59
O
FLOF
60
O
IN H
61
I
PSW
62
O
SMUTE
63
64
NC
65
O
PMUTE
66
I
ACL
67
CLI
68
CLO
69
T1
70
T2
71
GND
72
GND
73
VDD
74
OSCI
75
OSCO
76
B
77
G
78
R
79
FMCS
80
NC.
Operation function
Input for destination setting
Not used. (Pull-up)
Not used.
AFT voltage inputFrom LCD decoder IC
Battery monitor AD input
AGC voltage input
Not used.
Power button input
Remote control input
Panel selection output (1)
Panel selection output (2)
Not used.
DVD microcomputer reset output
DVD circuit power control
Liquid crystal panel open/close interrupt
Backlight ON/OFF control
LED control (green)
TD/DVD video/audio selection output
LED control (red)
TD/DVD video/audio selection output
Defeat output
E
2
PROM chip select
DAC chip select
PAL/NTSC switching terminal
External input control
Not used.
Audio mute output
Video mute output
ACL input
System clock input
System clock output
Test input1
Test input2
Reference potential
Reference potential
Power supply
Sign clock input
Sign clock output
Blue sign output
Green sign output
Red sign output
Not used.
45
Remarks
L: Japan
GND
From TV tuner
From TV tuner
From remote control light receiving unit
To LCD control IC
To DVD system computer interface IC
To DVD power switch circuit
From liquid crystal open/close detection switch
2
From E
PROMTo liquid crystal inverter unit
To LED lighting circuit
To video SW IC/audio SW IC
To LED lighting circuit
To video SW IC/audio SW IC
To E
2
PROM
To adjustment DAC IC
To video SW IC/audio SW IC
To audio output circuit
To LCD decoder circuit
From 2VREG/reset generation IC
Oscillator
Oscillator
GND
GND
GND
GND
4.5~5.5V
To OSD oscillation coil
To OSD oscillation coil
To LCD decoder IC
To LCD decoder IC
To LCD decoder IC
DV-L70S
DV-L70BL
DV-L70W

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