Communication Error; Replace The Dp Shd Pwb - Kyocera TASKalfa 2551ci Service Manual

Code Contents
9080 LED fault detection
A block is existent below a
peak which was obtained by
activating the LEDs in the four
CIS blocks at power on, which
is less than 80hex.
9100 Coin vender control PWB
error
Communication error has
been detected at the coin mec
of the coin vender control
PWB.
9110 Coin vender error
Communication error has
been detected in connection
with the coin mec and the
rejector.
9120 Sensor error in coin vender
change (Yen 10)
Change is empty despite
change is enough.
9130 Sensor error in coin vender
change (Yen 50)
Change is empty despite
change is enough.
Causes
DP CIS
DP SHD PWB

Replace the DP SHD PWB.

Defective coin Replace the coin mec.
vender control
PWB.
Rejector installed Check the rejector is properly installed and,
incorrectly. if not, perform the corrective action.
Defective rejector. Replace the rejector.
Coin jam in the Check visually and remedy.
change tube
Poor contact in the Check if the change empty sensor is intact.
connector.
Defective change Replace the coin mec.
empty sensor.
Defective coin
vender control
PWB.
Coin jam in the Check visually and remedy.
change tube
Poor contact in the Check if the change empty sensor is intact.
connector.
Defective change Replace the coin mec.
empty sensor.
Defective coin
vender control
PWB.
1-4-70
Check procedures/
corrective measures
1. Execute CIS automatic original
document alignment by U411 (see page
1-3-134).
2. Confirm that the wiring connector is
firmly connected and, if necessary,
connect the connector all the way in.
CIS and DP SHD PWB (YC2)
DP SHD PWB (YC1) and DP main PWB
(YC10)
3. If the wiring is disconnected, shorted or
grounded, replace the wiring.
4. Replace the CIS and execute U411.
2NP