5-2
Installation
Self Tests
All Tests (test time - up to 1 Hour depending on options)
This provides an extensive Back to Back verification test of the instrument
operation. The test uses much of the specific function tests, performing the
appropriate subtest depending on options fitted. Test are run as follows.
CPU test
CONFIDENCE test
PDH test
BER test (Note does not perform DCC port test)
JITTER test
See Tables for each of these tests for a list of the subtests and Figure 5-1for the
loopback cabling required for this test. Note a Formatted floppy disk is required as
the CPU test is run as part of All Tests selection.
Use this test to provide a comprehensive operational verification.
SPECIFIC MEASUREMENT HARDWARE/FUNCTION TESTS
CPU Tests (test time - approximately 2 minutes)
Provides a quick test of the Main and Front Panel processors. No external cabling is
required, but formatted floppy disk must be installed.
Subtest Test Function
1 Flash ROM CRC checks
2 Ram Test
3-7 Not used
8 In-Lid Printer present check, (if option 602 fitted)
9 Not used
10 Floppy disk write/read
11 Not used
12-16 Front Panel processor checks
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