Table 1-19 Photo sensors and switches (continued)
Abbreviation Component Replacement part number
SR9 Fuser delivery sensor Fuser
●
B5L35-67901 (110V)
●
B5L36-67901 (220V)
SR10 Output bin media-full sensor Paper delivery assembly
●
RM2-0092-000CN (M553n)
●
RM2-0016-000CN (M552dn, M553dn, M553x, M577)
SR11 Fuser pressure release sensor Part not available
SR12 Tray 2 media-out sensor Paper pickup assembly (RM2-0017-000CN)
SR13 Media width sensor, front (M552dn, M553dn, M553x
and M577 only)
Registration assembly (RM2-0018-000CN)
SR13N Media width sensor, front (M553n only) Registration assembly (RM2-0093-000CN)
SR14 Media width sensor, rear (M552dn, M553dn, M553x and
M577 only)
Registration assembly (RM2-0018-000CN)
SR14N Media width sensor, rear (M553n only) Registration assembly (RM2-0093-000CN)
SW5 Tray 2 detection switch Part not available
52 Chapter 1 Theory of operation ENWW