Chapter 1 Sun Ultra 20 M2 Workstation Hardware Features 1-5
FIGURE 1-4 shows the cable connections on the motherboard. TABLE 1-4 lists the
components called out in the figure.
FIGURE 1-4 Power Supply and Component Cable Connections to Motherboard
TABLE 1-4 Power Supply and Component Cable Connections to Motherboard
Label Cable Connection Label Cable Connection
1 Power supply 3 to DVD drive 8 DVD drive to motherboard IDE
2 DVD drive analog to motherboard J8 9 I/O board J5 to motherboard USB 3
3 I/O board J1 to motherboard J7 10 Storage backplane HDD2 to motherboard SATA 2
4 Power supply P2 to motherboard PWR2 11 Storage backplane HDD1 to motherboard SATA 1
5 Power supply P1 to motherboard PWR1 12 I/O board J12 to motherboard FPB
6 System fan to motherboard SYS_FAN 13 I/O board J8 to motherboard 1394-1 and 1394-2
7 Power supply P4 to storage backplane J3 14 CPU fan to motherboard CPU_FAN
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