Brother MP-21C Service Manual page 118

03 04 Head thermistor
03 05
open/short error
Hardware failure
related to the head
thermistor.
04 01 Flushing form L ink full
error
The ink counter
detects the ink full
status.
04 02 Flushing form R ink full
error
The ink counter
detects the ink full
status.
05 01 External RAM error
There is a RAM
Read/Write error at
power on.
05 02 Internal ROM error
There is a ROM
Check sum error.
05 03 EEPROM error
There is a Read/Write
error.
05 04 Internal RAM error
There is a RAM
Read/Write error at
power on.
05 05 Abnormal head
temperature error
The head thermistor
value is out of the
specified range.
{
{
{
{
{
{
{
{
IV-17
{
Replace the Print head, Head PCB
or the Main PCB.
Replace the Flushing form L1 & L2
and the Flushing form R1 & R2.
After replacing, reset the ink counter
for them by using the Service
software tool.
Replace the Flushing form L1 & L2
and the Flushing form R 1 & R 2.
After replacing, reset the ink counter
for them by using the Service
software tool.
{
Replace the Main PCB.
{
Replace the Main PCB.
{
Replace the Main PCB.
{
Replace the Main PCB.
Check the operating temperature.
Replace the Print head.