IBM 3278 Series Maintenance Information page 51

B STU
2 888
MAP 02
Display MAP
PAGE 9 OF 19
046
(Raster abnormal and/or on lower part of
screen only.)
Exchange one at a time, card 01 A/ A 1 E2,
G2, F2, H2 (0), or 01 A/ A 1 F2, G2, H2 (M).
Reconnect coax signal cable, feature
card(s).
Verify correct operation.
047
Exchange 01 A/ A 1 H2, F2, E2
(0),
or
01
A/A 1 H2, G2, F2
(M)
card.
Reconnect coax signal cable, feature card(s}.
Verify correct operation.
048
Exchange 01A/A1G2, F2 card
(0)
or 01A/A1F2,
G2
(M).
Is problem still present?
r ~
Reconnect coax signal cable, feature card(s}.
Verify correct operation.
050
Exchange the 01 A/ A 1 H2 card and adjust.
Reconnect coax signal cable, feature card(s}.
Verify correct operation.
051
Is there a cursor on the screen?
N
052
Go to Page 11, Step 066, Entry Point C.
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