3.MAIN UNIT REPLACEMENT
3.2 MAIN PC Board Ass’y
11. Replace the MAIN PC board with a new one, and reassemble in the reverse order of removal.
CN11 External I/O (Not used) |
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CN13 | CN9 | CN6 | ||
Panel PCB | Print Head, Signal | Serial Interface | ||
CN19 |
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| CN4 | |
Parallel I/F |
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| Expansion I/O PCB | |
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| CN5 |
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| Sensors |
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| CN3 | ||
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| Option | ||
CN501 |
| CN2 | ||
| Ribbon Motor | |||
AUD/RTC |
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(Not used) |
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| CN1 | |
CN18 |
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| Print Head, Power | |
USB I/F |
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CN17 |
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LAN I/F |
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CN12 SIO PC Board | CN8 Power Supply | CN10 Fan | ||
CN500 Stepping Motor
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