IBM 5280 Manual page 68

E
3
DATA ENTRY MAP
ENTRY
PAGE 4 OF
7
024
(ENTRY POINT D)
- Power off.
- Ensure that all Diskette
locking levers are open.
- Ensure that all 5281/5282 Data
Station power switches are in
the ON position.
- Power on.
- Wait at least 30 seconds.
Is the condition code table
displayed on Data Station 0 (MIM
931)1
Y N
025
This is a Keyboard failure.
Go to step 004, Entry Point
B, for further isolation.
026
Is there
displayed
a keyboard scan code
in line 1 of the
on code table (MIM 931)?
cond;
Y N
7
027
- Insert the Diagnostic
Diskette 1 in drive 4000 and
close the locking lever.
Is the
(50-01)
First
(MIM
Display Prompt
941) displayed
correctly on Data Station
O?
Y N
F G H
G H
028
- Power off.
- Remove the
Adapter card
501 ) .
- Power on.
Is the
(50-01)
First
(MIM
MAP 1000-4
Data Station
(A-El) (MIM
Display Prompt
941) displayed
correctly on Data Station
O?
Y N
029
- Defective Keyboard/Display
Storage card <A-B7) (MIM
207) .
- - - - - OR - - - - -
- Defective Keyboard/Display
M PUc a r d (A- AI) ( M 1M2 0 0 ) •
If a 'Ros Patch' cable is
connected to the card
GO TO MAP 0600,
ENTRY POINT A.
030
- Defective
Adapter
501) .
031
Data Station
card (A-El) (MIM
- Press the 'X' key and then
ENTER key.
the
Is the Keyboard Information
Prompt (50-02) (MIM 941) visible
on Data Station
O?
Y N
032
Is Prompt (50-06) (HIM 941)
visible on Data Station
O?
Y N
5 5 .5
J
K L
EC840847 PEC839787
MAP 1000-4