Control Panel Displays The Error Message "Cass: Change ???" Or "Lcas: Change ???" Or "Tray: Change - Star Micronics LS-5 SERIES Technical Manual

TROUBLESHOOTING
2-11. Control Panel Displays the Error Message "CASS: CHANGE ???" or "LCAS: CHANGE ???"
or "TRAY: CHANGE ???"
Step
1 Check parts with different specifications for problems with
usage, defective installation, breakage, and deformation.
• Main parts to be checked:
(1) Inlet chute assy, (2) Regi. sensor, (3) MCU PCB
(4) LVPS assy
2 Does the size of the paper set in the paper cassette match the
paper size specified on the control panel?
3 Is paper being supplied from the front tray (multi-purpose
tray)?
4 (Check regi. actuator)
Does the regi. actuator move smoothly away from the sensor
section of the regi. sensor when paper is present, and then move
to block off the sensor section of the regi. sensor when there is
no paper present?
5 (Check regi. sensor)
Is the regi. sensor functioning normally?
Check
– 92 –
Measure
YES
To step 2 Replace or
reinstall.
To step 3 Match the paper
sizes.
To step 4 To section 2-10
To step 5 Replace inlet
chute assy.
Replace MCU
To section 3-8
PCB.
NO