PCS Digital System 48 Technical Alert

PRODUCT
HARDWARE
SOFTWARE
DESCRIPTION
SYSTEM 48 TECHNICAL ALERT
Under certain conditions (electrical noise, length or type of cable used) some
extension numbers can become corrupted in the system database. A station
number swapping condition can occur. This may affect one or more of the
following station (extension) numbers and associated card/station ports:
PCS Installation Recommendations and Precautions:
Plug the KSU AC power cord into a UPS using a dedicated AC outlet.
The KSU must have access to a good earth ground, such as a cold water pipe
without non-metallic joints. The ground source should be as close as possible to
the system.
The station cable lengths should not exceed the following maximum specified
cable lengths for new UTP cables:
Digital Key Telephone:
26 AWG 850 ft.
24 AWG 1416 ft.
22 AWG 1983 ft.
Avoid running cable over florescent lights.
Install new RJ-11 jacks if any keyset(s) demonstrate erratic operation or
occasional resetting.
Please call PCS Digital at 1-888-860-0102 Ext. 102 if you experience this
problem or encounter any similar situations with the System 48.
TECH FACT 005
SYSTEM 48
KSU
CURRENT VERSION
SYSTEM 48 TECHNICAL ALERT
STATION
• 103
• 109
• 110
• 111
Single Line Telephone:
26 AWG
24 AWG
22 AWG
CARD-PORT
1-04
2-02
2-03
2-04
650 ft.
1133 ft.
1586 ft.
1 PCS_TF005_092304