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4
Service Procedures
F
IGURE 4-6 Cable connections
Cable key From To
1. Power supply cable Power supply a. 4-pin connector—CPU power (P2)
b. 20-pin connector—Motherboard power (P1)
c. 4-pin connector—DVD drive
d. 4-pin connector—HDD
2. Front panel fan cable Front panel fan Motherboard connector FAN3
3. DVD drive ribbon cable DVD drive Motherboard SEC_IDE (Secondary IDE connector)
4. HDD ribbon cable HDD Motherboard PRI_IDE (Primary IDE connector)
5. UIB ribbon cable User interface board Motherboard connector JP20
6. Power, reset, and speaker cables Front panel Motherboard PWR, RST, and SPKER pins
7. CPU fan cable CPU fan Motherboard connector FAN1 or FAN4
4
3
1a
NOTE: Power supply and copier
interface board are not shown.
1b
1d
1c
5
2
6
7
NOTE: Detail of power and
reset cable connections.