IBM 5280 Manual page 125

E
2
DATA ENTRY
KEYLOCK
PAGE
008
(ENTRY POINT B)
- Power off.
Install a
A-Al-J03-l to
229).
- Power on.
3 OF 4
jumper
A-Al-J 03.-3
from
(MIM
- Probe both lines in the chart;
NORMAL POSITION
PIN
I
LINE NAME
I
Probe Condition
---------+------------------+-----------------
A-AlB02
-COMM REMOTE
A-AlB07 -KEYLOCK DISABLE
CHART
B
Are the lights correct?
Y N
009
Up
Down
Up
Down
Do you have an auxiliary Data
Station Adapter card installed
in A-El (MIM SOl)?
Y N
4 4
010
- Defective Keyboard/Display
MPU card (A-Al) (MIM 200).
If a 'ROS Patch' cable ;s
connected to the card,
GO TO MAP 0600,
ENTRY POINT A.
Light: Off
Light: On
Light: On
Light: Ooff
MAP 1026-3
EC840S74 PEC839787
F G MAP 1026-3