Epson TM-U675 Service Manual page 15

Confidential
Table1-1 Symptoms and Checkpoint
Symptom
Drawer kick operation failure
Display module display failure
MICR reading failure
Missing characters/misprinted characters/
font breakdown
ERROR LED is lit.
(When it is flashing, see page 1-9.)
Autocutter does not work
Rev.D
TM-U675/U675P (with autocutter) Service Manual
Checkpoints (by Priority)
1. Replace the main circuit board unit. (See page 2-96.)
1. Check that the unit is a serial model. (The display module will
not work on parallel models.)
2. Check that DIP switch 2-2 is set to ON. (If it is OFF, the display
module will not work.)
3. Replace the main circuit board unit. (See page 2-96.)
1. Clean the MICR head. (See page B-3.)
2. Replace the MICR head. (See page 2-9.)
3. Replace the MICR fixing and MICR fixing sheet.
(See page 2-10)
4. Replace the MICR solenoid. (See page 2-12.)
5. Replace the main circuit board unit. (See page 2-96.)
1. Check the settings of the DIP switches. (See page D-73.)
2. Replace the interface cable. (See page C-1.)
1. Close the front cover or roll paper cover (rear cover).
2. Replace with new roll paper. (See page I-3.)
1. Check the cutter motor assembly. (See page 1-11.)
2. Replace the main circuit board unit. (See page 2-96.)
Troubleshooting 1-3