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TEST PROGRAMS
RAM TEST SP-9901
This test diagnoses the functioning capability of each RAM. The testing
process automatically
erases RAM contents (all programming and sales data)
and after the RAM test, the initial reset is
automatically done. After the RAM test is done, perform Auto Preset on
page 119
.
For all RAMs: RAMs on the MPU board and RAM board
< SP >--(9901)--[X2/ENTER]--[
•
/ENTER]--[CL] or {select from the list}--{select ALL RAMs from the list
or enter 0}--[
•
/ENTER]--[CL]
For selected RAM on RAM board:
Use this test when the RAM board is added. This is
not
available when more than 877 PLUs are already
programmed.
< SP >--(9901)--[X2/ENTER]--(RAM chip # on the RAM board: 1 ~ 4)--[
•
/ENTER]
or {select from the list}--{select RAM #01~04 from the list or enter RAM chip #: 1 ~ 4}--[
•
/ENTER]
9901 RAM TEST
00-ALL RAMs
01-#01 on RAM board
02-#02 on RAM board
03-#03 on RAM board
04-#04 on RAM board
P
Display Message of RAM Test
TEST RAM-##
Displayed during RAM test (RAM-## shows expanded RAM chip number).
RAM#01 200000
Standard RAM is OK. (No RAM board is installed.)
RAM#03 300000
RAM board SX MR K-UNIT 021-1M (2 x 4 M RAM chip: #1, 2) is OK.
RAM#05 400000
RAM board SX/TX MR K-UNIT 021-2M (4 x 4 M RAM chip: #1 ~ 4) is OK.
TEST RAM-## OK
The selected RAM chip is OK.
TEST RAM-## NG
The selected RAM chip is not installed.
RAM#nn XXXXXX
There is an error in the address shown.
RAM#nn : RAM chip number on RAM board XXXXXX : error address
RAM 1 : 200000 ~ 27FFFF RAM 2 : 280000 ~ 2FFFFF
RAM 3 : 300000 ~ 37FFFF RAM 4 : 380000 ~ 3FFFFF
* SYSTEM ERROR *
Shows the system error with buzzer sound.
Unplug AC cord. Contact your distributor.