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A.1.1 Main Board (C180 MAIN Board)
Table A-2. CN2 Pin Assignments
Pin No. Signal Name I/O Description
1 STROBE I STROBE signal
2 DATA1 I Data bit 1
3 DATA 2 I Data bit 2
4 DATA 3 I Data bit 3
5 DATA 4 I Data bit 4
6 DATA 5 I Data bit 5
7 DATA 6 I Data bit 6
8 DATA 7 I Data bit 7
9 DATA 8 I Data bit 8
10 ACKNLG O ACKNLG signal
11 BUSY O BUSY signal
12 PE O PE signal
13 SLCT O SLCT signal
14 AUTO-FEED I AUTO-FEED signal
15 NC — Not connected
16 GND — GND
17
CHASSIS
GND
—
CHASSIS GND
18 NC — Not connected
19 GND — GND
20 GND — GND
21 GND — GND
22 GND — GND
23 GND — GND
24 GND — GND
25 GND — GND
26 GND — GND
27 GND — GND
28 GND — GND
29 GND — GND
30 GND — GND
31 INIT I INIT signal
32 ERROR O ERROR signal
33 GND — GND
34 NC — Not connected
35 +5 — +5 VDC
36 SLCT IN I SLCT IN signal
EPL-5500W Service Manual Appendix
Rev. A A-3