SHIMPO 921A - Manual (Page 28)

TRICOR Systems Inc.
6.1
SECTION 6
TROUBLESHOOTING
User troubleshooting of the 921A is limited to replacing fuses. Before
returning the unit to TRICOR for service, check the following:
1) Verify that the power outlet has power. Plug in and turn on the
921A.
2) Does the POWER indicator illuminate?
Yes - Go to step 3.
No - Remove power plug from outlet.
Remove slideout panel from power entry module (C-Figure 1.1).
Check the two 2-A fuses. Replace defective fuse(s). Reapply
power. If fuse(s) blow, return unit to TRICOR for service.
Otherwise allow 921A to perform its self-test routine.
3) Does the operator's display indicate Self-Test?
Yes - Go to step 4.
No - Return unit to TRICOR for service.
4) Does Self-Test pass?
Yes - Go to step 5.
No - Return unit to TRICOR for service.
5) Does Calibration mode cycle complete?
No - Remove plug from power outlet.
Note:
If the unit is under warranty, contact TRICOR prior to
proceeding.