28
Figure 12
Attaching the Ground to Chassis (32- and 48-User Model)
Step 4
Connect the other end of the ground wire to a known reliable earth ground point. If there is
any doubt as to the reliability of the ground point, contact a licensed electrician for assistance.
6
Connect Power
Warning
Only trained and qualified personnel should be allowed to install, replace, or service this
equipment.
Statement 1030
Warning
The ISDN connection is regarded as a source of voltage that should be inaccessible to
user contact. Do not attempt to tamper with or open any public telephone operator
(PTO)-provided equipment or connection hardware. Any hardwired connection (other
than by a nonremovable, connect-one-time-only plug) must be made only by PTO staff or
suitably trained engineers.
Statement 23
1
Grounding lug
231866
1
