Xerox WorkCentre 5790 Series Service Manual page 300

Figure 2 Circuit diagram
Status Indicator RAPs
09-365, 09-370
09-370 Developer Temperature Sensor Failure RAP
09-370 The average developer temperature reading is out of limits.
Initial Actions
Ensure that the electricity to the machine is switched off while performing tasks that do
not need electricity. Refer to GP
death or injury. Moving parts can cause injury.
Switch off the machine, then switch on the machine,
Procedure
Enter dC330 code 09-370, developer temperature sensor Q09-370. Press start. Observe the
displayed state of Q09-370. Remove the xerographic module. Disconnect P/J47,
Cheat the front door interlock. Observe again the displayed state of Q09-370. The displayed
state has changed.
Y N
Go to Flag 1. Check for +5V at
Y N
Go to:
• 01E +5V Distribution RAP.
• 01B 0V Distribution RAP.
Go to Flag 1. Check for +5V at
Y N
NOTE: To gain access to the wiring, remove the main drive module, (35-55 ppm)
4.15 Item 1, (65-90 ppm)
Check the wiring between
necessary, REP 1.2.
Install a new temperature sensor, (35 ppm)
If the fault persists. Perform
installed, PL 1.10 Item 2.
Q09-370 is working correctly. Reconnect P/J47.
If the fault is intermittent, perform the steps that follow:
• Check the wiring, GP 7. Repair if necessary,
• Make sure that the P/Js are correctly and securely connected.
May 2013
2-268
WARNING
14. Disconnect the power cord. Electricity can cause
GP 14.
P/J7 pin 5 on the IOT PWB. +5V is present.
P/J47 pin 3. +5V is present.
PL 4.10 Item 1 and the left hand cover,
P/J7 on the IOT PWB and P/J47. Repair the wiring as
PL 9.22 Item 5, (40-90 ppm)
OF7 IOT PWB Diagnostics RAP before a new IOT PWB is
REP 1.2.
Xerox® WorkCentre® 5790 Family
Figure 1.
PL
PL 8.10 Item 3.
PL 9.20 Item 5.