Service manual

nnn17 “INVALID PIC INT” (Invalid "Programmable Interrupt
Controller" interrupt)
Hardware failure on reader board
Battery failed or battery jumper missing
Bad CPU-586 board
nnn18 “INVALID SETUP DATA”
Reader board memory corrupted
Restart machine
nnn19 “PARITY ERROR”
Actual lines of codes must match parity setting (odd or even)
Bad code
nnn20 “LINE OUT OF WINDOW TOLERANCE”
REGISTRATION BAD
OMR Line Code marks are out of tolerance or the spacing is inconsistent
Bad code
nnn21 “BAD ON-CHIP 8501 RAM”
Hardware failure on reader board
Battery failed or battery jumper missing
Bad CPU-586 board
nnn22 “INVALID READER ERROR”
CPU does not understand reader
nnn23 “INVALID CAL SETUP” (Invalid calibration setup)
Feed a calibration sheet several times to ensure that the encoder is
reading properly (consistent read numbers)
Reader encoder bad
nnn24 “NO BANK 2 GATE MARK”
Reader was expecting two sets of read code, one was missing
Reader set up improperly
Code is physically missing
Check to see that the proper barcode job is selected
nnn25 “CALIBRATION OUT OF RANGE”
Calibration failed
Check by feeding a calibration sheet
Check read setup again.
Check for correct feed speed
Check speed sensor for proper operation
nnn26 “YES/NO EOG ARE SAME”
This error is only associated with European machines
Check read setup again.
Check for correct feed speed
nnn27 “ROLL PAGE OUT OF SEQUENCE”
The page that was just fed did not follow the selected roll sequencing
pattern.
If the roll is not out of sequence, check to see that the proper barcode is
printed on the page and that the barcode matches the specifications.
Check to see that the proper barcode job is selected.
nnn28 “UN-EXPECTED RESPONSE”
Paper jam
Reader board failed
Reader encoder bad
PROBLEM ANALYSIS
420T V6LT OPERATOR & SERVICE MANUAL ISSUE 2009/06 Rev. 6/21/2011 SECTION C – PAGE 105
071-33370-400