Epson LQ-2550 Technical Manual page 267
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Also See for LQ-2550:
- User manual (281 pages) ,
- Product support bulletin (22 pages) ,
- Paper manual (10 pages)
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A.1.1.1O M54610p
The M546 10P
is an IC used to simplify data processing between the host computer and CPU.
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u
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— 3
I
— 8
10
7
— 12
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01 N 2 — 17
01 N
— 18
I
— 21
Figure A-24. M5461 OP Pin Diagram
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4 2 —
V c c
4 0 —
3 9 —
3 7 —
EB SY
3 6 —
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3 5 —
3 4 —
B S S L
ACK I
3 3 —
3 2 —
3 0 —
2 9 —
28 —
2 7 —
26 —
25 —
24 —
DO U3
2 3 —
22 —
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