Locations of major components
The photos in this section identify the locations of many major components in the MFP.
Component Figure
PS101, tray 2 paper-present sensor See Figure 7-4 Cassette sensors.
PS103, top-of-page sensor See Figure 7-5 Sensors in the print-cartridge area.
PS104, output-bin full sensor See Figure 7-7 Sensors in the interior of the MFP.
PS105, tray 1 paper-present sensor See Figure 7-9 Tray 1 paper-present sensor, PS105.
PS106, paper-width sensor 1 See Figure 7-5 Sensors in the print-cartridge area.
PS107, paper-stack-surface sensor See Figure 7-4 Cassette sensors.
PS109, paper-delivery sensor See Figure 7-6 Sensors on the reversing unit (top side).
PS110, reversing paper sensor See Figure 7-6 Sensors on the reversing unit (top side).
PS111, reversing-unit jam sensor See Figure 7-6 Sensors on the reversing unit (top side).
PS112, paper-width sensor 2 See Figure 7-5 Sensors in the print-cartridge area.
SW101, top-cover switch See Figure 7-10 Top-cover switch, SW101 and Figure 7-18
Right, rear corner components (1 of 2).
SW103, output-bin detection switch See Figure 7-8 Output-bin detection switch, SW103 and
Figure 7-7 Sensors in the interior of the MFP.
SW105, tray 2 jam-access-cover switch See Figure 7-11 Tray 2 jam-access-cover switch, SW105.
M101, main motor See Figure 7-14 Rear-side motors (1 of 2).
M102, print-cartridge motor See Figure 7-14 Rear-side motors (1 of 2).
M103, lifter motor See Figure 7-15 Rear-side motors (2 of 2).
M104, crossing motor See Figure 7-17 Reversing-unit motors and solenoids.
M105, reversing motor See Figure 7-17 Reversing-unit motors and solenoids.
M106, delivery motor See Figure 7-17 Reversing-unit motors and solenoids.
FN101, main fan See Figure 7-12 Front-side fans.
FN102, print-cartridge fan See Figure 7-13 Rear-side fans.
FN103, reversing-unit fan See Figure 7-12 Front-side fans.
FN104, dc controller fan See Figure 7-13 Rear-side fans.
SL101, tray 2 pickup solenoid See Figure 7-16 Rear-side solenoid.
SL102, tray 1 pickup solenoid See Figure 7-18 Right, rear corner components (1 of 2).
SL105, face-up solenoid See Figure 7-17 Reversing-unit motors and solenoids.
SL106, reversing-separation solenoid See Figure 7-17 Reversing-unit motors and solenoids.
CL101, feed-roller clutch See Figure 7-19 Right, rear corner components (2 of 2).
TH3, ambient-air thermistor See Figure 7-12 Front-side fans.
DC controller PCA See Figure 7-14 Rear-side motors (1 of 2).
Diagrams for troubleshooting 433
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