REV.-B
Table A-2.
BOARD
MAIN
MAIN) Table A4.
BOARD
MAIN
MAIN)
No.
Signal Name
Function
1
-
+ 5
+5
2
-
+ 5
+5
3
-
+ 5
+ 5
4
-
+ 5
+ 5
5
-
+ 5
+ 5
6
-
+ 5
+ 5
7
0
Transmit data
8
0
/READY
Ready to receive data
9
I
Receive data
1 0
-
NC
No connection
11
0
/ R S T
Reset
12
0
INH
Inhibit
13
I
Command request
14
I
Write ready
15
I
Read request
16
0
/ W R
Write
17
0
Read
18
0
Chip select
19
-
Signal ground
2 0
-
Signal ground
21
-
Signal ground
2 2
-
Signal ground
2 3
-
Signal ground
2 4
-
Signal ground
2 5
0
A 3
Address bus bit 3
2 6
0
A 2
Address bus bit 2
2 7
0
A l
Address bus bit 1
2 8
0
AO
Address bus bit O
2 9
D 7
Data bus bit 7
3 0
Data bus bit 6
31
D 5
Data bus bit 5
3 2
D 4
Data bus bit 4
3 3
D 3
Data bus bit 3
3 4
D 2
Data bus bit 2
3 5
Data bus bit 1
3 6
DO
Data bus bit O
Table A-3.
BOARD
MAIN
MAIN)
No.
Signal Name
Function
/PAUSE
Pause switch
2
-
/READY
Fixed
3
0
Transmit signal (LED)
4
0
LED data latch
5
0
Shift clock
6
0
Load switch data
7
I
Receive data (switch)
8
-
+ 5
+5
9
-
Signal ground
10
-
SHLD
Shield ground
11
I
POWER I
Power switch
12
-
POWER2
Fixed
No.
2
3
4
5
o
0
0
0
0
Signal Name
CRA
CRB
CRC
CRD
Function
MOTOR, CR phase A
MOTOR, CR phase B
MOTOR, CR phase C
MOTOR, CR phase D
MOTOR, CR common
Table A-5.
BOARD
MAIN
MAIN)
No.
I
Nama
Function
2
3
4
5
6
0
0
0
0
0
0
PFA
PFB
PFC
PFD
PFCOM
MOTOR, PF phase A
MOTOR, PF phase B
MOTOR, PF phase C
MOTOR, PF phase D
MOTOR, PF common
MOTOR, PF common
Table A-6.
BOARD
MAIN
MAIN
No.
Signal Name
Function
1
0
HD5
Head data 5
2
0
HDI
Head data 1
3
0
HD 13
Head data 13
4
0
HD9
Head data 9
5
0
HD21
Head data 21
6
0
HD17
Head data 17
7
-
COM
Common
8
-
COM
Common
9
-
COM
Common
10
0
HD24
Head data 24
11
0
HD16
Head data 16
12
0
HD 12
Head data 12
13
0
HD8
Head data 8
14
0
HD20
Head data 20
15
0
HD4
Head data 4
16
I
TEMP2
Head temperature
17
-
TEMP 1
I
I
I
I
A-3
Summary of Contents for LG1-1070
Page 1: ...EPSON TERMINAL PRINTER LG1 570 lo7cJ L 4000566 REV B ...
Page 111: ...REV A Figure 6 2 LQ 570 Lubrication Points 6 3 ...
Page 112: ...REV B 6 4 ...
Page 125: ...REV B C3 11 C9 I 1 Figure A 10 BOARD ASSY POWER SUPPLY C062 PSB BOARD Component Layout A 1 3 ...
Page 127: ...REV B Zluo Zr Vlr alr Figure A 1 2 BOARD ASSY PANEL C062 PNL BOARD Component Layout A 1 5 ...
Page 128: ...Figure A 1 3 LQ 570 Exploded Diagram A 1 6 ...
Page 129: ...REV B A 1 9 ...
Page 133: ... I C 71 I Ila u 4 l t mm 151 m Figure A 1 8 LQ 107O Case Outline Drawing A 23 ...
Page 135: ...EPSON Printed in Japan 91 09 5 G ...
Page 137: ...LQ 570 1070 ActionPrinter 5000 5500 24 PIN DOT MATRIX PRINTERS TM LQ57AP5 ...
Page 138: ...L Q 5 7 0 1 0 7 0 SERVICE MANUAL EPSON Printed on Recycled Paper ...
Page 141: ......
Page 233: ...REV A No Replace printhead and PH cable Yes 5 Perform final t e s t 5 7 ...
Page 249: ...REV A Figure 6 2 LQ 570 Lubrication Points 6 3 ...
Page 250: ...REV B Figure 6 3 LQ 1 070 Lubrication Points 6 4 ...
Page 257: ... 5 3 R L ...
Page 261: ... I L N CNl L I r I 1 TT 1 C062 PSE Board 2002850 ...
Page 262: ...Pb CNl C062 PSE Board 2002850 ...
Page 263: ...CN1 RXSO PIUSE d I CO62 PNL Board 1 Excluding Japan ...
Page 267: ... C O 6 2 P N L QW CM YXT 2 DIP 5 1 s A S S Y 2 0 0 2 8 5 2 0 0 J3 DI I ...
Page 268: ... 2 ...
Page 269: ...REV B Figure A 14 LQ 1070 Exploded Diagram A 17 ...
Page 270: ...REV B x Figure A 15 Model 5E10 Exploded Diagram A 18 ...
Page 271: ...REV B Figure A 16 Model 5E60 Exploded Diagram A 19 ...
Page 274: ...REV A A 5 CASE OUTLINE DRAWING 3 6 8 m m Figure A 17 LQ 570 Case Outline Drawing A 22 ...
Page 275: ...REV B 151 I Figure A 18 LQ 1070 Case Outline Drawing A 23 ...
Page 306: ...Appendix B Figure B 16 Cl07 iMX lN Board Component Layout Epson LQ 570 1 070 B 29 ...