JRC JSS-2150 Instruction Manual page 124

Maintenance & Inspection
Unit Name Test Item
DGT CKT
AF output
LCD&LED
Controller
6-4
Memory1
Memory2
Memory3
AF connection to TRX
Screen and ALM lamp display operation
Note: Check visually if every dot and red and
green ALM lamp alternately work normally
for 3 seconds.
Sound test
Speaker
Note: Check if the 1500 Hz tone sounds correctly.
After that, press ENT on the popup screen
to finish this process.
Print out test
Printer
Note: W hen the printer is connected, check the
print result in the printed data output.
Contents
:FROM operation
:EEPROM operation
:SDRAM operation
Results
OK: Normal
NG: Abnormal
OK: Normal
NG: Abnormal
DONE
DONE
DONE