Master Eject Sensor Adjustment - Ricoh LDD280 Service Manual

MASTER EJECT SECTION

3.6.5 MASTER EJECT SENSOR ADJUSTMENT

Purpose: To ensure that the sensor detects the ejected master properly.
Standard: 1.5 volts (within "+0.1" and "-0.1" volts)
CAUTION: 1) The sensor adjustment is required in the following cases:
-When the sensor is replaced.
-When the I/O board is replaced.
2) While adjusting, make sure to attach all exterior covers to avoid
external light.
3) Do not turn the VRs excessively.
4) If the sensor is dirty, clean or replace it.
5) For how to access SP mode, refer to the Service Program Mode
section. (
1. Rear cover (
NOTE: Make sure that the master eject box and drum are installed.
1. Turn on the main switch, then access SP6-4-1 (Master Eject Sensor).
2. The sensor input voltage is displayed on the operation panel. Turn VR2 [A] on
the I/O board until the value is between 1.4 and 1.6 volts.
3. Leave the SP mode.
C262/C265
5.4.1)
3.2.2)
[A]
C262R026.WMF
3-26 SM