Chapter 4 ELECTRICAL SIGNALS
UNI-3 Service Manual
4-5
4.2
A/D BOARD
CN2
No.
Signal Name
Direction
Opposite Side
1,3,5,7,11
Not connected
Main board PS-990* XJ21
2,4,8
A/D board control signal
<-->
6
DC+5V
-
9
GND
-
10
DC+12V
-
4.3
KEY BOARD PS-068
(BENCH/POLE/EV)
, PS-037
(HANGING)
CN1
No.
Signal Name
Direction
Opposite Side
1,2,3,4,5,
6,7,8
Key scanning
KS0 - KS7
<-
Main board PS-990* XJ18
9,10,11,12,13,
14,15,16,17,18,
19,20,21,22
Key data
KD0 - KD13
->
23,24,25,26
Not connected
CN2
No.
Signal Name
Direction
Opposite Side
1,2,3,4,5,
6,7,8,9,10,
11,12,13,14
Key data
KD0 - KD13
<-
Membrane key sheet
15,16
Not connected
CN3
No.
Signal Name
Direction
Opposite Side
1,2,3,4,5,
6,7,8
Key scanning
KS0 - KS7
->
Membrane key sheet
Summary of Contents for Uni-3
Page 10: ...TABLE OF CONTENTS viii UNI 3 Service Manual MEMO ...
Page 18: ...Chapter 1 BASIC INFORMATION 1 8 UNI 3 Service Manual MEMO ...
Page 19: ...Chapter 2 ASSEMBLY DRAWINGS UNI 3 Service Manual 2 1 ASSEMBLY DRAWINGS 2 1 BENCH TYPE L2 2 ...
Page 21: ...Chapter 2 ASSEMBLY DRAWINGS UNI 3 Service Manual 2 3 2 2 BENCH TYPE L1 ...
Page 23: ...Chapter 2 ASSEMBLY DRAWINGS UNI 3 Service Manual 2 5 2 3 POLE TYPE L2 ...
Page 25: ...Chapter 2 ASSEMBLY DRAWINGS UNI 3 Service Manual 2 7 2 4 POLE TYPE L1 ...
Page 30: ...Chapter 3 BLOCK DIAGRAMS 3 4 UNI 3 Service Manual MEMO ...
Page 38: ...Chapter 4 ELECTRICAL SIGNALS 4 8 UNI 3 Service Manual MEMO ...
Page 50: ...Chapter 5 MACHINE DISASSEMBLY 5 12 UNI 3 Service Manual ...
