Ricoh A151 Field Service Manual page 327

Rev. 5/30/97
16.4 SERVICE CALL AND USER CODE TABLE
NOTE: Items marked with an
copiers.
Service Call Code
NOTE: Due to the small capacity of the system EEPROM, the individual
service call counters that were available in previous models of these
base copiers have been eliminated.
E-code
Exposure Lamp Error
The feed back signal becomes higher than 4.2 volts
11 (rms) for 1.0 second when the exposure lamp is on, or it
becomes higher than 1.0 volt (rms) for 1.0 second when
the exposure lamp is off.
Exposure Lamp Error
The feed back signal falls below 0.5 volt (rms) for 1.0
12
second when the exposure lamp is on, or the exposure
lamp stays on for longer than 10 seconds.
Zero Cross Signal Error
13 The CPU does not receive the zero cross signal within
2.0 seconds.
Frequency Detection Error

•
The detected frequency is not within 45 ~ 65 Hz.
14
•
The fusing lamp stays on for longer than 38 seconds
while the main motor is off.
Scanner Home Position Error
The scanner home position sensor's output remains
21
LOW (de-actuated) for 9 seconds after the main switch
is turned on.
Scanner Home Position Error
22 The scanner home position sensor's output remains
HIGH (actuated) for 1.0 second after the scanner starts.
Lens Home Position Error (A203 copier only)
The lens home position sensor's output remains LOW
28
(de-actuated) for 6.0 seconds after the lens moves to the
home position.
Lens Home Position Error (A203 copier only)
The lens home position sensor's output remains HIGH
29
(actuated) for 4.0 seconds after the lens leaves the
home position.
4th/5th Mirror Home Position Error
(A203 copier only)
2A The 4th/5th mirror home position sensor's output
remains LOW (de-actuated) for 3.0 seconds after the
4th/5th mirror assembly moves to the home position.
SM


are different from the A151 and A152
Contents
8-49
SERVICE TABLES
Note
A202/A203