Chapter 4 Maintenance; Section 1 Fuse Replacement; Replacing The Fuse; Figure 4-1 Removing The Sub-Cover - NEC SL1100 Hardware Manual

Maintenance
S 1 FUSE REPLACEMENT
ECTION

1.1 Replacing the Fuse

This fuse is only for external battery box connection, it is not used for AC power
to the system.
If Expansion KSU(s) are installed, turn the power on/off in the order of Expan-
sion 2 KSU, Expansion 1 KSU and then Main KSU.
1. Turn off the system power and disconnect AC cord.
2. Open and remove the Sub-Cover.
3. Loosen two screws and remove the Main-Cover.
Hardware Manual
Sub-Cover

Figure 4-1 Removing the Sub-Cover

Sub-Cover
Tab
4
Tab
4-1