Ricoh A163 Service Manual page 380

SERVICE CALL CONDITIONS
SC Code E-13: Total Counter Abnormal
Definition
Total counter does not operate.
Points to Check
• Main board
• AC Drive board
SC Code E-14: Zero Cross Signal Detection Abnormal
Definition
The zero cross signal is not detected within 0.5 second of turning on the main
switch.
Point to Check
• Main board
• AC Drive board
SC Code E-15: Main Switch Abnormal
Definition
After sending the reset signal, the main switch does not turn off within 0.45
second.
Point to check
• Main switch
• Main board
SC Code E-17: Unstable Fusing Temperature
Definition
While in the copy ready state, the machine detects 3 or more hot roller
temperature changes within 60 seconds, or 2 or more within 2 seconds. The
change must be greater than 20°C in 1 second.
Point to Check
• The thermistor is out of position
SC Code E-18: Fusing Lamp Continuous Light
Definition
In the copy ready condition, the fusing lamp turns on at full power continuously
for more than 120 seconds while the hot roller is not rotating.
- Point to check -
• Poor thermistor cable connection
• Poor fusing unit connection
B047/B048 6-4
11 May, 2001
SM