Checks / troubleshooting:
6. Check “Encoder: CR” in “Check: Test” –
“Test: Encoder” in the self-diagnosis
function.
• Move Carriage to see if the values on the
panel increases/decreases as follows.
• CW direction: Increase
• CCW direction: Decrease
7. Carriage lock solenoid may be damaged.
(Check if “ON” is displayed when Carriage is
locked and “OFF” is displayed when
Carriage is moved in “Sen.: CR Origin” in the
self-diagnosis function.)
8. MAIN board may be damaged.
Head FFC may be damaged.
Head thermistor may be damaged.

Recommended actions:
When NG:
a) Check the cable connection at the following
places.
• CR board connector
b) Replace the following parts.
• CR encoder
• T fence
• CR motor
• CR_FFC
• CR board