Table of Contents
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Test
DCU Hex Dump
Demo Print Out
All E's
All H's
All E's & FF
Underlines
Shift Recycle
Plot Test
Ribbon and Shuttle Test
Stroke Time Test
Shuttle Rebound
Hammer Phasing
Diagnostics and Error Messages
Table 4–1. DCU Tests
Function
Prints out all of the hex codes that the CT sends to the DCU. This
test must be terminated before running any other tests.
Demonstrates all the functions and features
available on the printer
Produces tests designed to run the printer benchmark, which tests
the phasing, form feeding and hammer banks.
Verifies the P–Series Plot function
Tests the ribbon and shuttle mechanisms
Verifies the adjustment of the hammer bank stroke timing.
This test provides the following message display message:
STROKE TIME
Verifies the adjustment of the shuttle.
This test provides the following message display message:
HAMMER BANK
MOTORBAR
Verifies the adjustment of the hammer phasing. This test
provides the following message display message:
PHASING INDEX
NOTE: In the Hammer Phasing test, the up and down arrow
switches are used to raise and lower the phasing. This test
prints 132 "H's." The phasing is adjusted until the phasing
quality of the "H's" is acceptable.
XX.X
XXX
XXX
XX.X
4–5
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