HP LaserJet Pro 400 color M451 - Solenoids, clutches, and sensors

Table 2-2 Major components (continued)
Item Description Item Description
4 Duplex reverse-drive assembly (duplex models
only)
11 Duplex repick assembly (duplex models only)
5 ITB 12 MP tray pickup assembly
6 Paper-delivery assembly 13 Drive assembly
7 Registration assembly 14 Color misregistration sensor
Solenoids, clutches, and sensors
Figure 2-4 Solenoid, clutches, and sensors
Duplex model onl y
SR13
SR7
SR4
SR10
SR8
SR8
SR15
SL5
CL2
SL2
CL1
SL1
SR1
SR14
SR12
Table 2-3 Solenoid, clutches, and sensors
Item Description Item Description
SR1 Paper feeder pre-registration sensor SR14 MP tray media presence sensor
SR3 Paper feeder media presence sensor (in the
optional paper feeder; not shown)
SR15 Face-down bin media full sensor (output bin)
SR4 Registration sensor SL1 MP tray pickup solenoid
SR7 MP tray preregistration sensor SL2 Cassette pickup solenoid
SR8 Fuser delivery sensor SL5 Duplex reverse solenoid (duplex models only)
SR10 Loop sensor SL6 Paper feeder pickup solenoid (in the optional
paper feeder; not shown)
ENWW
Tools for troubleshooting
109
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