IBM 5150 Hardware Maintenance Manual page 23

Error Indication
PIC Title Page
No "beep"
Power 020-1
Continuous beep
Power
020-1
Repeating Short beep
Power
020-1
1 Long and 1 Short beep System Board 100-1
1 Long and 2 Short beeps Display 400-1
1 Short beep and blank or
Display 400-1
incorrect display
1 Short beep and Personal
Diskette
600-1
Computer BASIC statement
101
System Board 100-1
131
System Board 100-1
201
Memory 200-1
301
Keyboard 300-1
xx301
Keyboard 300-1
601 Diskette
600-1
(XXXX20 1) Parity Check X
Memory
200-1
Parity Check X
Power 020-1
Keyboard not functional
Keyboard
300-1
Printer problems
Printer
1400-1
DID YOU PERFORM THE STEPS ON THE PREVIOUS
PAGES WITHOUT RECEIVING ONE OF THE ABOVE
ERROR INDICATIONS?
NO
Refer to the table above for the type of error
indication you received and then go to the
f'.
appropriate PIC.
YES
010-6