Ricoh FW 810 Service Manual page 72

Table of Contents

6 January 1990

CODE EA (Ready Failure)

Code EA blinks if the machine does not reach the ready condition (Ready

indicator ON) within 14 minutes after the main switch is turned on.

CODE Eb (Abnormal Drive)

Code Eb blinks if the pulse generator does not generate pulses for 1 second

after the main motor turns on.

CODE Ec (Abnormal Total Counter)

Code Ec blinks if the relay in the counter does not turn on or off when the

counter counts up.

CODE Ed (Abnormal Toner Density Sensor)

Code Ed blinks if the sensor voltage (Vts) becomes less than 1.6 volts or

more than 4.7 volts for 1 minute.

CODE EF (Abnormal Condition in ID Sensor)

Code EF blinks if the ID sensor (photosensor) bare drum voltage (Vsg)

becomes less than 2.5 volts, or the sensor pattern voltage (Vsp) becomes

more than 2.5 volts.

NOTE: a) Codes E2, E3, E4, E5, E6, E8,E9, EA, Ec and Ed are indicated

immediately when the abnormal condition occurs and the machine

stops.

b) Codes E1, E7,Eb and EF are not displayed when the condition

occurs. Copies can be made, but image quality may be degraded.

Check for these conditions using service program #58 to #61.

2-50

Table of Contents