HP LaserJet PRO M521 Repair Manua page 171

Table 2-13
Ref Description
1 Fan, sub
2 Lower paper feed guide
3 Paper-feed guide assembly
4 Position-guide assembly
5 High-voltage power supply (HVPS) PCA
6 Top sensor PCA
7 Paper-width sensor PCA
8 Switch assembly
9 Pendulum service kit
ENWW
Internal assemblies (4 of 6)
Part number
RK2-1499-000CN
RM1-6263-000CN
RM1-6270-000CN
RM1-6273-000CN
RM1-8519-000CN
RM1-8617-000CN
RM1-8618-000CN
RM1-8515-000CN
RM1-6598-000CN
Internal assemblies (4 of 6)
Qty
1
1
1
1
1
1
1
1
1
161