Panasonic VA-824 Installation and Programming.pdf - TextFiles.com
Panasonic VA-824 Installation and Programming.pdf - TextFiles.com
Panasonic VA-824 Installation and Programming.pdf - TextFiles.com
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4. WIRING CONNECTIONS<br />
( Connection between the KSU, Key TEL <strong>and</strong> CO/PBX line<br />
Make connections between the KSU, Key TEL <strong>and</strong> the central office/PBX line (CO/PBX) according to the following procedure.<br />
0 Connection between the KSU <strong>and</strong><br />
CO/PBX line<br />
Connect COL No. 1 through No. 6<br />
jacks provided inside the KSU to the<br />
CO/PBX line, respectively.<br />
0 Connection between the KSU <strong>and</strong> Key<br />
TEL<br />
Connect EXT No. 10 through No. 21<br />
jacks provided inside the KSU to the<br />
key telephones, respectively.<br />
EXT No. 10 is desirable to use an LCD<br />
display type key telephone (<strong>VA</strong>-12022<br />
or <strong>VA</strong>-12022-B) that is used for the<br />
PROGRAMMING purpose described<br />
later. (see page 28.)<br />
TO the central<br />
office lines<br />
0 Clampring of cords<br />
@ Push in the cables from the top of<br />
the cable guide.<br />
@ Remove the clamp plate, insert<br />
the cords, then reinstall the clamp<br />
plate over the cords <strong>and</strong> secure<br />
into place with the screw.<br />
NOTE<br />
0 Keep the loop wire resistance to the<br />
key telephone furthest from the key<br />
service unit less than 40 ohms. (Max.<br />
1100 feet with 22 AWG cable)<br />
l Do not wire the telephone cable in<br />
parallel with the AC power source,<br />
<strong>com</strong>puter, telex etc. If the cables run<br />
near those wires, shield the cables<br />
within metal tubing or use shielded<br />
cable <strong>and</strong> ground the shields.<br />
l When cables run on the floor, use pro-<br />
tectors or the like to protect the wires<br />
where they may be stepped on. Avoid<br />
wiring under carpets.<br />
0 When using an AC power supply (AC<br />
12OV), make sure the unit is ground.<br />
F<br />
Cl lIIrIIIllII~<br />
\v I\<br />
to COL<br />
_ COL6 IL EXT. No. 21<br />
COL5<br />
, EXT. No. 2(<br />
A EXT. No. l!<br />
L EXT. No. II<br />
COL4 iL EXT. No. 1’<br />
COL3<br />
L EXT. No. II<br />
AL EXT. No. 1’<br />
< EXT. No. l<<br />
COL2<br />
A EXT. No. 1:<br />
COLI<br />
c<br />
L EXT. No. 1:<br />
h EXT. No 1<br />
EXT. No. I,<br />
r to key telephone<br />
6