IBM 6150 Hardware Maintenance Manual page 313

CONTENTS
About this Section ............................................................ 4-3
System Unit Locations ......................................................... 4-4
Front View With Covers ...................................................... 4-4
Front View Without Covers ................................................... 4-5
Rear View Without Covers .................................................... 4-6
System Board .............................................................. 4-7
Handling Static-Sensitive Devices ................................................. 4-8
Removal and Replacement Procedures ............................................ 4-10
Front Cover Removal ....................................................... 4-10
Front Cover Replacement . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .. 4-11
Rear Cover Removal ....................................................... 4-12
Rear Cover Replacement .................................................... 4-13
Side Cover Removal ........................................................ 4-14
Side Cover Replacement ..................................................... 4-15
Processor, Floating-Point, or System Memory Removal ............................. 4-16
Processor , Floating-Point, or System Memory Replacement ......................... 4-17
Adapter Removal .......................................................... 4-18
Adapter Replacement ....................................................... 4-19
Attached Device Removal ................................................... 4-20
Attached Device Replacement ................................................ 4-21
Battery Removal ........................................................... 4-22
Battery Replacement ....................................................... 4-23
Diskette Drive Removal ..................................................... 4-24
Diskette Drive Replacement .................................................. 4-26
Fixed-Disk Drive Removal ................................................... 4-28
Fixed-Disk Drive Replacement ................................................ 4-30
Keylock Removal .......................................................... 4-32
Keylock Replacement ....................................................... 4-33
Operator Panel Board Removal ............................................... 4-34
Operator Panel Board Replacement ............................................ 4-35
Power Supply Removal ...................................................... 4-36
Power Supply Replacement .................................................. 4-39
System Board Removal ...................................................... 4-42
System Board Replacement .................................................. 4-46
Cooling Fan Assembly Removal ............................................... 4-50
Cooling Fan Assembly Replacement ........................................... 4-51
4-2
Service Manual