Chapter 4 ELECTRICAL SIGNALS
4-6
UNI-3 Service Manual
4.4
L1 TYPE LCD DISPLAY BOARD
No.
Signal Name
Direction
Opposite Side
1
DC+5V
-
Main board PS-990* XJ19, 20
2
GND
-
3,4
LCD control signal
<-->
5
DC+5V for LED
-
4.5
L2 TYPE LCD DISPLAY BOARD
No.
Signal Name
Direction
Opposite Side
1,3
Not connected
Main board PS-990* XJ7, 8
2
LED CATHODE (Y/G)
-
4
LED ANODE (Y/G)
-
5,6,7,8,9,
10,11,12
LCD data signal
D0 - D7
<-
13
A0
<-
14
R/W
<-
15,16,17
E1, E2, E3
<-
18
RESET#
<-
19
DC+5V
-
20
GND
-
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 ...