Epson TM-T88VII Technical Reference Manual page 23

Error
Memory reading/writing After a reading/writing check of the
error memory, the printer does not work
correctly.
High voltage error The power supply voltage is extremely
high.
Low voltage error The power supply voltage is extremely
low.
CPU execution error The CPU is executing an incorrect
address.
Communication unit An error has occurred in the
error communication unit.
DC reversing error The DC motor is reversing.
DC driving time error DC motor driving time has exceeded the
limit.
DC oscillation error The DC motor is oscillating.
Explanation
Chapter 1 Product Overview
Error LED Flashing Pattern
0.32 s
LED ON
LED OFF
5.12 s
0.32 s
LED ON
LED OFF
5.12 s
0.32 s
LED ON
LED OFF
5.12 s
0.32 s
LED ON
LED OFF
5.12s
0.32 s
LED ON
LED OFF
5.12 s
0.32 s
LED ON
LED OFF
0.64 s
5.12 s
0.32 s
LED ON
LED OFF
0.64 s
5.12 s
0.32 s
LED ON
LED OFF
5.12 s
0.64 s
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