Issue 6
Electra Elite
5 - 2
Installing Electronic Telephone Units
S
ECTION
2
I
NSTALLATION
2.1
Installation Precautions
The ETUs used in this system make extensive use of CMOS
technology that is very susceptible to static; therefore,
extreme care must be taken to
avoid static discharge
when
handling ETUs.
Make all switch setting changes on the ETU before inserting
it in the KSU.
When installed, the component side of all ETUs must face the
left side of the KSU. Ejector tabs are always on top.
When carrying an ETU be sure to keep it in a conductive
polyethylene bag to prevent damage due to static electricity.
When handling an ETU the installer must wear a grounded
wrist strap to protect the ETU from static electricity.
When inserting or removing an ETU, be sure the wrist strap is
connected to the Frame Ground Terminal on the KSU. Refer
to
Figure 5-2 Wrist Strap Grounding
.
Figure 5-2 Wrist Strap Grounding
Observe the following precautions when installing
the ETUs to avoid static electricity damage to
hardware or exposure to hazardous voltages.
KSU Frame
Ground
Terminal
ETU
Wrist
Strap
Содержание ElectraElite 48
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Страница 56: ...1st Tab Chapter 1 Introduction ...
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Страница 136: ...5th Tab Chapter 5 Installing Electronic Telephone Units ...
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Страница 358: ...Electra Elite Issue 6 System Hardware Manual 8 13 Figure 8 15 Removing the Line Panel ...
Страница 363: ...Issue 6 Electra Elite 8 18 Installing Electra Elite IPK and Dterm Series i Equipment Figure 8 21 Installing Base Cover ...
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