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IBM 5150 Hardware Maintenance Manual

IBM 5150
357 pages
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DISKETIE
DRIVE ERRORS
Error
Code
612
Your signal cable
or
Diskette Drive Adapter
board has failed.
613
Y
our
signal cable
or
Diskette Drive Adapter
failed.
621
Y
our
Diskette Drive
622
assembly has failed.
623
624
625
626
Repair Action
Check signal cable,
replace Diskette Drive
Adapter. (See Section 3,
"Removal/
Replacement.
")
Check signal cable,
replace Diskette Drive
Adapter. (See Section 3,
"Removal/
Replacement.
")
Replace Diskette Drive
assembly. (See Section 3,
"Removal/
Replacement.
")
600-28

Table of Contents

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IBM 5150 Specifications

General IconGeneral
ProcessorIntel 8088
Clock Speed4.77 MHz
RAM16 KB - 256 KB
ManufacturerIBM
Model5150
Release Year1981
Storage5.25-inch floppy drives
GraphicsMDA or CGA
Operating SystemIBM PC DOS
PortsCassette, keyboard
Expansion Slots5

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