IBM 315, Hardware Maintenance Manual Supplement

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Error Message/Symptom FRU/Action
Program Too Big To Fit In
Memory
Too many Terminate and
Stay Resident programs in
memory. 1. Reboot the system
from the Diagnostic
Diskette.
QAPlus/PRO Cannot Be
Re-run Because Of Error
In Relocating Program
Diagnostics failed to
relocate the Diagnostics
Test programs so the
memory space it resides in
was not tested. 1. Diagnostic Diskette
2. Memory Module
3. System Board
RAM Memory Error in
Block n. Bad bits n
Memory error. 1. Memory Module
2. System Board
RAM Test Failed
Memory error. 1. Memory Module
2. System Board
Read error on cylinder n
Hard disk drive format error. 1. Hard Disk Drive
2. Hard Disk Drive
Adapter
(if installed)
3. System Board
Read Errors
Diskette drive read error. 1. Diskette
2. Diskette Drive
3. System Board
4. Diskette Drive Cable
Receive Error
Serial Port loopback test
error. 1. Serial Port Cable
2. System Board
Refresh Failure
Diagnostics Test detected
an error while testing the
DMA controller's RAM
refresh cycle. 1. Memory Module
2. System Board
RTC Interrupt Failure
Diagnostics Test cannot
detect the Real-Time clock
interrupt. 1. Real-Time Clock
Assembly
2. System Board
Serial Chip Error
COM Port error, general. 1. Serial Port Cable
2. System Board
Serial Compare Error
COM Port error, information
transmitted is not the same
as information received. 1. Serial Port Cable
2. System Board
Serial Time-out Error
COM Port error, time
interval is too long between
transmitted and received
data. 1. Serial Port Cable
2. System Board
Serious Memory Error —
Diags Cannot Continue
Memory Test error. 1. Memory Module
2. System Board
PC Server 315 - Type 8638
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