Waste Container Full Rap - Xerox Phaser 790 Service Manual

009-702 Waste Container Full RAP

Control Logic detects that the Waste Container is full.
Initial Actions
Check the Waste Container. Replace if required. If the message is displayed with an empty or
partially full Waste Container, or if the Waste Container is full but the message is not displayed,
continue with this RAP.
Procedure
Access the Digital Input Test (GP 2). Enter code 51. Press the Item/Enter button. The display
is 0.
Y N
Disconnect J 116. There is +5 VDC from J 116 pin 4 to J 116 pin 6.
Y N
Go to Flag 4. Check for an open circuit or a short circuit to ground. If the wires are
OK, replace the MCU PWB (PL 11.2).
There is +5 VDC from J 116 pin 5 to J 116 pin 6.
Y N
Go to Flag 3. Check for an open circuit or a short circuit to ground. If the wire is OK,
replace the MCU PWB (PL 11.2).
Remove the Locating Rail (REP 9.5). Check the harness of the Waste Toner Sensor (Flag
1 and Flag 2). If the wires are OK, replace the Waste Toner Sensor (PL 5.1).
Remove the Waste Container. Block the Waste Toner Sensor. Access the DI Test. Enter code
51. Press the Item/Enter button. The display is 1.
Y N
Disconnect P/J 116. Access the DI Test. Enter code 51. Press the Item/Enter button.
The display is 1.
Y N
Go to Flag 3. Check for a short circuit. If the wire is OK, replace the MCU PWB (PL
11.2).
Remove the Locating Rail (REP 9.5). Check the harness of the Waste Toner Sensor (Flag
1 and Flag 2). If the wires are OK, replace the Toner Box Sensor (PL 5.1).
The problem appears to be intermittent. Go to Figure 1. Check for loose or damaged connec-
tions, or pinched wires. If the wires are OK, replace the Waste Toner Sensor (PL 5.1). If the
problem persists, replace the MCU PWB (PL 11.2).
Status Indicator RAPs
009-702
10/00
2-160
Initial Issue
Phaser 790/DocuColor 2006