Epson LQ-570 Service Manual page 46

REV.-A
Table A-7. CN7 BOARD ASSY. MAIN [C107 MAIN'
No.
Signal Name
0
2
0
3
0
4 0
5 0
6 -
7
-
8 -
9 0
10
0
11 0 HD18
12 0
13 0
14 HD14
0
15
0
Table A-8. CN8 BOARD ASSY. MAIN (C107 MAIN)
I
2 -
Table A-9. CN9 BOARD ASSY. MAIN (C107 MAIN)
No. I 1/0 I Signal Name I
I
2 -
Table
A-10. CN1O BOARD ASSY. MAIN (C107 MAIN)
No.
Signal Name
I
2 -
Table A-n. CN1l
BOARD ASSY.,MAIN(C107
No. [ 1/0
GAP
Table A-12. CN12 BOARD ASSY., MAIN (C107 MAIN)
No.
Signal Name
I
LEVER
2 -
Function
Head data 3
Head
data 11
Head data 2
Head data 19
Head data 7
Common
Common
Common
Head data 22
Haad data 15
Head data 18
Head data 23
Head data 10
Head 1 4
data
Head data 6
Function
DETECTOR ASSY.,HP
Signal ground
Function
Signal ground
Function
Signal ground
MAIN)
Function
DETECTOR ASSY., PIATEN
Signal ground
Function
Signal ground
No.
Signal Name
1 0 Psc
2 - + 5
3
- + 5
4 -
5 -
6
-
7 -
8 -
+ 3 5
9
-
+ 3 5
10 -
11 +35
-
I
1
A-4
MAIN)
Function
Power switch signal
+5 VDC
+5 VDC
Signal ground
Signal ground
Signal ground
Signal ground
Signal ground
+35 VDC
+35 VDC
+35 VDC