SECTION 3 SYSTEM SHUT DOWN
3.1 Powering Off the System
1. Turn the all KSU(s) power off using the power switch.
Figure 3-16 Power Switch Location
• If Expansion KSU(s) are installed, turn the power on/off in the order of
Expansion 3 KSU, Expansion 2 KSU, Expansion 1 KSU and then Main
KSU.
• DO NOT power off by disconnecting the AC (or DC for battery backup)
power. Always use the Power Switch on the Main/Expansion KSU.
• All calls in progress will be cut off when the system is powered off, and if
the Power Failure is set, the applicable extension will become
operational.
• All user's setting (such as Call Forward, Camp-On, etc) will be kept.
3.2 Resetting the System
The system reset is carried out using the "Power OFF and ON" operation.
ISSUE 3.0 SL1000
Hardware Manual 3-7
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