The error code ##334 represents a EEPROM
check error. The manual says this means the Printed Circuit Board may
need replacing, however, try this procedure.
Insert paper into
machine.
1)To enter service mode press Menu, copy, #
2) Select Test Mode
with the + or - keys
3) Press OK
4) Press 8, lcd shows 'Please Wait',
after wait, press 3, the lcd then alternates between 3-0 (EEPROM clear), and 3-1 (Purge flag)
5) When EEPROM clear (3-0) shows in lcd,
press 0, then OK, then Stop then press the OFF button.
Repeat the above from Step1 to step3
in step 4 this time reset the Purge flag by pressing 0 when 3-1 shows in the lcd, OK, Stop, Off.
If
the red fault light is still blinking press Resume.
hope this helps
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