IBM 3278 Series User Manual

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3.3.2.2 Test 0, Display Operation
Test or Routine Name Activity
Test 0: To determine that terminal is fU:lctioning
Display
Function. overall.
Routine 1:
Check basic TA functions-register, serdes,
TA Test
command decoder, etc., operations; driver/
(3276 only)
receiver operation excluded.
Routine 2:
Check link by issuing Reset and receiving
Link Test a
PO R response.
(3276 only)
Routine 3: Permit operator testing of selector pen and
I nteractive Test keyboard functions.
(Display only;
Display
test pattern.
not for printer)
Sound audible alarm (if feature is installed).
Result
Stop on error. Display test result on requesting
display.
If no error, go to next routine.
Stop on error. Display test result on requesting
display.
If no error and if a display is being tested, go to
next routine; otherwise stop.
Test pattern is displayed; it and test procedure are
described
below.
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IBM 3278 Series Specifications

General

Brand	IBM
Model	3278 Series
Category	Desktop
Language	English