Ricoh B234 Service Manual page 1328

TROUBLESHOOTING GUIDE CHART (Continued)
SYMPTOM
Machine will not start, READY
LED is ON
Paper Jam LED is lit, customer /
operator has been unable to
locate the jam
Paper Jam, not able to find any
large sheets, removed sheets
are torn
Punch does not cycle
Paper Jam and/or Punch shaft
does not return to the "HOME"
position
Paper Jam and/or Punch
continues to cycle
Paper will not enter the punch
area, runs through bypass only
Paper is punched in the middle
of the sheet
Punch paper path is not
operable, system will only
bypass
Punched holes are not centered
Punched holes are not parallel to
the edge of the paper
PROBABLE CAUSE
Check Power Supply Board LED, if not
lit, board is bad
Check Main Control Board LED's, if a
minimum of two of the three are not lit,
board is bad
Door is not closed or properly making
the interlock
A small piece of chad or torn paper is
blocking a sensor and/or the paper
path
Suspect a small piece of paper is
hidden somewhere in the paper path
Punch Clutch
Main Control Board
AC Punch Motor
Punch Brake is not performing
properly
Flag Sensor is broken or misaligned
Divert Solenoid malfunction
Back stop (back gauge) solenoid is
malfunctioning
Transport Motor not functioning
Main Control Board not functioning
properly
Stepper Motor #1 or #2 is not
functioning correctly
Stepper Motor #1 or #2 Driver Boards
are not functioning correctly
Die Set positioning bracket is out of
adjustment
Back Stop (Back Gauge) is not
functioning properly
CORRECTIVE ACTION
Inspect cable connections, replace
board as needed
Inspect cable connections, replace
board as needed
Inspect and correct
Separate the StreamPunch from the
Printer and the Finisher, clean out
the entire paper path
Run a heavy cover stock through the
system by hand. This process may
drive any small torn pieces out of the
paper path
Adjust or replace
Adjust or replace
Adjust or replace
Adjust or replace
Adjust or replace
Adjust or replace
Adjust or replace
Adjust or replace
Check connections, replace
Adjust or replace
Check connections, replace
Inspect and adjust as required, see
adjustment procedure
Inspect and adjust as required, see
adjustment procedure
44