Service manual

33
APPENDIX 1: SERVICE TEST PRINT
<EEPROM information contents>
On the service test print (sample below), confirm the EEPROM information as shown below.
Top area:
iP4300: Model name
Vx.xx: ROM version
D = xxx.x: Ink absorber counter value (%)
USB (xxxxxx): USB serial number
Middle area:
JPN: Destination
Bottom area:
FA = xx xx xx: Reserved for plant use
CDR (+xxxxx, +yyyyy): CD / DVD sensor position correction value
CDRS = (xxxx): CDR sensor correction value
Temp. = xxx: Internal temperature
AB (K = OK Y = ...): Ink system check result
Note: For the ink amount in the ink absorber, confirm it in the EEPROM information print.
<Print check items>
On the service test print (sample below), confirm the following items:
- Check 1: Top of form accuracy, skewed paper feeding, left margin, and carriage accuracy
(outermost)
- Check 2: EEPROM information
- Check 3: Check pattern for horizontal dot mis-alignment
All ink shall be ejected.
- Check 4: Check pattern for uneven printing due to uneven line feeding
There shall be no remarkable streaks or unevenness.
- Check 5: Destination
- Check 6: LF correction value:
The value selected in the LF correction is printed in cyan.
- Check 7: Check pattern for LF correction (the check pattern selected in the LF correction)
- Check 8: Check pattern for uneven printing due to carriage movement (9600 dpi mode)
There shall be no remarkable unevenness.
- Check 9: Check pattern for uneven printing due to carriage movement (1200 dpi mode)
There shall be no remarkable unevenness.
- Check 10: Check pattern for straight line accuracy
There shall be no remarkable dot mis-alignment on a line.
- Check 11: CD / DVD sensor and automatic print head alignment sensor correction
The result shall be OK.