Sony RMT-V256A, Service Manual

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5-5E
5-7. MODE CONTROL PIN FUNCTIONS (FR-152 BOARD IC420)
Pin No.
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
37
38
39
40
41
42
43
44
Pin Name
VDD
X OUT
VSS
X IN
RESET
AN5
AN4
AN3
AN2
AN1
AN0
CS
D IN
D OUT
CLK
VEE
VEE
LED1
LED2
NC
G1
G2
G3
G4
G5
G6
S17
S16
S15
S14
S13
S12
S11
S10
S9
S8
S7
S6
S5
S4
S3
S2
S1
VDD
I/O
O
I
I
O
I
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
O
Function
D5V
X’ tal out
Ground.
X’ tal in
RESET input.
Ground.
Ground.
Ground.
Ground.
Ground.
Ground.
FLD chip select signal out.
FLD IIC BUS (data) input.
Not connect.
FLD clock.
–14V
–14V
LED control signal input.
JOG LED control signal output.
Not Connect.
Grid terminal 1.
Grid terminal 2.
Grid treminal 3.
Grid treminal 4.
Grid treminal 5.
Grid treminal 6.
Segment terminal 17.
Segment terminal 16.
Segment terminal 15.
Segment terminal 14.
Segment terminal 13.
Segment terminal 12.
Segment terminal 11.
Segment terminal 10.
Segment terminal 9.
Segment terminal 8.
Segment terminal 7.
Segment terminal 6.
Segment terminal 5.
Segment terminal 4.
Segment terminal 3.
Segment terminal 2.
Segment terminal 1.
D5V