4.12 - CGP TESTS
CGPRAM
Starting with
the
first main menu question displayed on the
front
panel display, press
the
YES,
NO
or
SELECT
switch in
response to the display prompts as follows:
CLR PWR
FAIL CNT? Press YES
AUTOTEST?
Press NO
RUN
ALL
TESTS? Press NO
FRONT
PANEL? Press NO
TEST
CPU? Press NO
TEST
CGP? Press YES
ALL
CGP TESTS? Press NO
TEST
CGP RAM? Press YES
The diagnostic will now proceed to test the CGP random access
memory (RAM).
If
there is an error during the test, a diagnostic
error
message will be displayed on
the
front panel LCD display
indicating the address of the error, the expected (good) data, and the
actual (bad) data read.
EXAMPLE:
RAM TEST ERR A: 1 B03FE
««
This is the address
GOOD: 5555 BAD: FFFF
Press
SELECT
to proceed.
SOUND FILE RAM
TEST SF RAM WORD? Press YES
or
NO
The response to this questions is NO
if
the digitizer optional
RAM is not present on the
CGP board. The response is YES if the
digitizer RAM is present on the
CGP. If an error occurs, the error
message will appear as in the example for the
CGP RAM.
Kurzwell 250 Service Manual, Chapter 4
4 - 1 9
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