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Casio WK-1800 - Troubleshooting and Specifications; Troubleshooting Common Issues; Disk Drive Error Messages

Casio WK-1800
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— 38 —
SCHEMATIC DIAGRAMS
MainPCB JCM733-MA1M
ROM1 ROM2
6
5
DSP
Working RAM
Reset IC
CPU
FDD
Controloer
Backup Power
RAM2
RAM1
Key Controller
D/A
Converter
4
3
1
2
109

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