Index Part number Units Description
15 NONUM AR Disk unit assembly. See
“Type, model, and part
number list” on page 520.
16 04N2472 AR Disk unit cage assembly
17 75G2878 4 Screw, M3.5 x 8mm
18 04N3392 2 Screw
19 NONUM AR Filler, disk unit
20 75G2878 4 Screw, M3.5 x 8mm
21 24L1831 1 Insulator
22 NONUM 1 Active backplane assembly
23 24L1829 8 Screw
24 16G8095 1 Time of day battery
25 21P6417 AR Power supply assembly
(P01, P02, P03)
21P6427 1 External power connector
for dual line cord
21P6691 1 Dual line cord warning label
26 24L1723 AR Filler, power supply
Control panel assembly - Models 820 and 825: For use by authorized service providers.
Figure 1. Control panel assembly - Models 820 and 825
382 Hardware (Remove and Replace; Part Locations and Listings)