Sun Microsystems 1.0, Service Manual

Page: 7 / 221

Removing Filler Panels 49
Setting Jumpers 51
Serial Port Jumpers 51
Clock Speed Jumpers 52
Three Clock Speed Jumpers 53
Single Clock Speed Jumper 55
Installing the MLB 56
NVRAM 59
Removing the NVRAM Chip 59
Installing the NVRAM Chip 60
Installing MBus Modules 61
Installing an SBus Card 63
Replacing DSIMMs 66
DSIMM Insertion Tool 68
6. Open Boot PROM 73
Tools Needed 73
Removing the Open Boot PROM 73
Installing the Open Boot PROM 78
7. Non-Volatile RAM (NVRAM) 81
Tools Needed 81
Removing the NVRAM 81
Installing the NVRAM 85
8. DSIMMs 89
Tools Needed 89
Removing a DSIMM 89
Installing the DSIMM 91
9. MBus Modules 97
Tools Needed 97
Contents
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