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IBM 3278 Series

IBM 3278 Series
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038
MAP 02
Display
MAP
PAGE
7
OF
19
Reconnect coax signal cable, feature card(s).
Verify correct operation.
039
Switch unit off.
Remove socket
from
CRT.
Exchange fuse.
Switch Unit On.
Does fuse fail again?
N
040
Exchange CRT. Do alignment procedure,
Reconnect coax signal cable, feature card(s).
Verify correct operation.
041
Test
for
short in cable from Low Voltage power
supply
to
CRT socket (Remove plug
J2
from
Low
Voltage power supply and test
for
short between
pins 1 and
14
at the CRT socket). Repair or
exchange as needed.
Reconnect coax
Signal cable, feature card(s).
Verify correct operation.
SY27-2510-6
(1/81) 2-02-7

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