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Chapter 2. Installation
INSTALLING THE OPTION MODULE
Before installing the option module, check the back panel for the presence or
absence of a Hot Replaceable label on the back panel.
Modules With Hot Replaceable Label on Back Panel
Modules Without Hot Replaceable Label on Back Panel
2-2
For ease of replacement, power to the TSU 100/120/600
may be
when installing or removing the option mod-
ON
ule with a Hot Replaceable label on the back panel.
Power to the TSU 100/120/600 must be
ing or removing the option module without a Hot Replace-
able label on the back panel.
E&M+ Dual Voice Option Module User Manual
when install-
OFF
61200105L2-1
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