Specifications

Programmers Guide TH230/TH230+
286
Power-Up-Test Errors
After power-on of the printer, several self tests are executed, before starting the printer
firmware itself:
Error Description
Blink
Count
Yellow/Red LED Blinking Pattern
Approximately 240 ms
None valid Loader
module found
There is none valid Loader (SST)
module existing in the Flash
memory
 Printer stops
- All three LEDs are permanently
on.
MCU error MCU hardware error found
 Printer stops
1
IRAM error Internal RAM hardware error
found
 Printer stops
2
RAM error External RAM hardware error
found

Printer stops
3
Timer/Counter
error
Timer/Counter hardware error
found

Printer stops
4
USART error USART hardware error found
 Printer stops
5
ADC/DAC error ADC/DAC hardware error found
 Printer stops
6
SPI error SPI hardware error found
 Printer stops
7
Interface card
error
None valid interface card found
 Printer stops
-
None valid
Firmware or
Codepage module
found
There is none valid Firmware
(FRM) or Codepage (FNT) module
existing in the Flash memory
 two blink series, then Upgrade
mode
2
None valid Power-
Up-Test module
found
There is none valid Power-Up-Test
(PUT) module existing in the Flash
memory

two blink series, then go on
3
Approximately 4800 ms
Approximately 4800 ms
Approximately 4800 ms
Approximately 4800 ms
Approximately 4800 ms
Approximately 4800 ms
Approximately 4800 ms
Approximately 4800 ms
Approximately 4800 ms
Approximately 4800 ms