Kyocera KM-8030 - Page 195

2FB/2FC-4
1-5-34
C3200 Exposure lamp problem
• Check the CCD input value for the
lighting status of the exposure lamp
500 ms after the exposure lamp is lit
and the carriage is moved to the shad-
ing position. If the exposure lamp does
not light, a further 100 ms later, check
the CCD input. The exposure lamp
does not light after 50 retries.
Defective scanner
PWB.
Replace the scanner PWB and check for
correct operation.
Defective exposure
lamp or inverter
PWB.
Replace the exposure lamp or inverter
PWB.
Incorrect shading
position.
Adjust the position of the contact glass
(shading plate). If the problem still occurs,
replace the scanner home position switch.
Poor contact of the
connector termi-
nals.
Check the connection of connectors YC3,
YC4 and YC5 on the scanner PWB, YC5,
YC6 and YC8 on the SHD PWB and YC1,
YC2 and YC3 on the CCD PWB, and the
continuity across the connector terminals.
Repair or replace if necessary.
Defective CCD
PWB.
Replace the CCD PWB and check for cor-
rect operation.
C3210 CIS lamp problem
• After the reading starting, when input
value at the time of CIS illumination
does not exceed the threshold value
between 5 s.
Defective DP main
PWB.
Replace the DP main PWB and check for
correct operation.
Poor contact in the
connector termi-
nals.
Check the connection of connector YC2 on
the DP main PWB and the continuity across
the connector terminals. Repair or replace if
necessary.
Defective CIS. Replace CIS and check for correct operation
(see page 1-6-87).
Defective DP
inverter PWB.
Replace the DP inverter PWB and check for
correct operation.
C3300 Optical system (AGC) problem
• After AGC, correct input is not
obtained at CCD.
Insufficient expo-
sure lamp luminos-
ity.
Replace the exposure lamp or inverter
PWB.
Defective scanner
PWB.
Replace the scanner PWB and check for
correct operation.
Incorrect shading
position.
Adjust the position of the contact glass
(shading plate). If the problem still occurs,
replace the scanner home position sensor.
CCD PWB output
problem.
Replace the ISU (see page 1-6-46).
Poor contact of the
connector termi-
nals.
Check the connection of connectors YC5,
YC6 and YC8 on the SHD PWB and YC1,
YC2 and YC3 on the CCD PWB, and the
continuity across the connector terminals.
Repair or replace if necessary.
C3310 Optical system (AGC) problem (DP)
• After AGC, correct input is not
obtained at CIS.
Defective DP main
PWB.
Replace the DP main PWB and check for
correct operation.
CIS output prob-
lem.
Replace CIS (see page 1-6-87).
Defective DP
inverter PWB.
Replace the DP inverter PWB and check for
correct operation.
Code Contents
Remarks
Causes Check procedures/corrective measures