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Installation
(See note)
(See note)
eee"
--------
MSB (octal)
found in
byte 2
Display message
"ROM ERROR aa bbb
ROM
/
I
number
expected
MSB (octal)
Display address
"ROM ERROR aa
"' -
ROM number
Calculate
ROM
checksum.
Display message
"NO TEST"
You press TEST
switch on
keyboard.
Set ROM starting
address to -2K.
Disable interrupts
(such as data
comm) and turn on
keyboard
indicators.
A}------.l~--------------------...J
Increment the
current ROM
address by 2K.
Note: Error messages disable the keyboard.
To restore operation, press RESET
TERMINAL key.
Figure 7-32. Basic Terminal Self-Test Flowchart (Sheet 1 of 3)
7-40
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