IBM 3278 Series Maintenance Information page 59

A A
H
J
1 1
6 6
097
MAP 02
Display MAP
PAGE 17 OF 19
Switch unit off.
Measure resistance from 01 A/ A 1 E2J 13 to J08
(D)
or O1A/A1F2G13 (M) to J8.
Is resistance less than 5 ohms?
N
098
Use Figure 4-13 to isolate open in switch or
cable to 01A/A1H2G13.
Repair or exchange.
Reconnect coax signal cable, feature card(s).
Verify correct operation.
099
Exchange 01 A/ A 1 G2 card.
Reconnect coax signal cable, feature card(s).
Verify correct operation.
Problem still present?
I
N
100
End of Call.
101
Exchange 01 A/ A 1 E2 (D), or 01 A/ A 1 F2 (M).
Verify correct operation.
102
Are the characters displayed in the correct
sequence? (See Figure 3-1.3-2.3-3)
N
1 1
8 8
A A
K L
SY27-2510-6
(1/81) 2-02-17