Panasonic Va-208 Key Telephone System Installation Manual

							6. INSTALLATION OF KEY SERVICE UNIT 
6.1 PAD ADJUSTMENT AND EXPLANATION ON FUSES 
f \/ NOTE: PLEASE TURN OFF POWER SWITCH WITH. 
J 
OUT FAIL, BEFORE OPEN THE FRONT 
COVER 
1.1 HOW TO DETACH FRONT COVER 
1 Push up the slide. 2 Open the cover and detach it from the main body. 
CAUTION: TO AVOID ELECTRIC SHOCKS, NEVER OPEN THE INNER COVER. 
Set to “OFF” position 
9 
NOTE 
l Please use rated fuses only. 
l When replaceing fuse F5 and F6, detach by 
squeezing in the upper and lower surfaces of the 
plastic cover. 
1 
. 
3. EXPLANATION ON FUSES 
Fl (IA) . . . AC Power Fuse 
F5 (0.3A) 
. . . Power Line Fuse for TELs 1 and 2 
F6 (0.3A) 
. Power Line Fuse for TELs 3 and 4. 
Please note that the following fuses are installed in 
the places beyond your access. 
F2 (8A) 
. . . . AC Power Fuse 
F3 (2A) 
. DC12V Power Fuse 
F4 (IA) 
. . . _ for Ni-Cd back up battery 
* 
/ 
NOTE: Please use rated fuses only.  
						

							. 
6.2 CLAMPING OF INSTALLATION WIRING CABLES, AND INSTALLATION 
BATTERY UNIT (V~-20864). AND CONNECTION OF BACKUP 
7 NOTE: PLEASE TURN OFF POWER SWITCH WITH- 
OUT FAIL, BEFORE INSTALLING THE BAT- 
TERY UNIT. 
J 
1. CLAMPING OF INSTALLATION WIRING 
CABLES 
When performing the cable connections, pro- 
vide enough extra cable for the key service 
unit. This is necessary for future checks. 
Push in the cables from the top of the cable 
guide. 
/ 
b 
f2. CONNECTION OF BACKUP BATTERY UNIT 3 
1 Please turn off power switch before installing 
the battery unit. 
2 Install the battery unit to the key service unit. 
1 Effective operating time by backup battery 
Part Number of Power 
Failure Backup Battery Effective Operating Hours 
VA-20864 Approx. 30 minutes 
2 If there is a power failure of approximately 60 
minutes or more, the battery will require 15 
hours or so to recharge. 
3 Replace the battery every 3 years or so. 
4 Use a designated battery only. 
- 
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							7. INSTALLATION OF KEY TELEPHONE 
. 
7.1 VOLUME ADJUSTMENT 
Incoming Ringing Tone Adjusting Volume 
I MAX’ m-1 I+MlN 
I 
ADJUSTMENT OF SPKR VOLUME 
SPKR Volume Adjusting Volume 
m 
MAX- [1111111-l I+MfN 
7.2 HOW TO MOUNT THE KEY TELEPHONE ON THE 
WALL 
When modular jack for a wail phone is installed on 
the wall, the key telephone can be mounted and used 
on the wail. volume level is increased by approximately 6 dB. 
1 RE-INSERTION OF HANDSET GUIDE 
1 Pull out the handset 2 Reverse the direction of 
guide in the arrow the handset guide and 
The key telephone with a built-in speakerphone is 
installed with an exclusive adaptor, for on the wall 
installations. 
2. REINSTALLATION OF THE LOWER CASE 
I Remove and disconnect 2 Turn the lower case upside 3 Secure the lower case with 
screws and a station cable. down. the screws. 
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							6.3 HOW TO MOUNT THE KEY SERVICE UNIT ON THE WALL 
(USE THE KEY SERVICE UNIT ONLY ON THE WALL,) 
(1) Detach the case 
cover of the key service unit. 
Refer to 6.1.1. 
(2) 
Drill the wall according to the specified dimensions 
and install wood screws (0.16 in. in diameter) to the 
two places at the top. Leave each of the screw hea& 
sticking out 6.6 
in. or SO 
(3) 
1 
Insert the mounting screw heads into the two upper 
2 Pull down the rear case. 
mounting holes on the case. 
3 The screw heads will be visible at the front when the 
rear case is pulled down,thentighten the screws com- 
pletely. 
(4) 
install screws to the lower side. 
- Screwdrivei  
						

							3 INSTALLATION ON THE WALL 
1 Connect the output cord from within the modular jack for a wall phone to the key 
service unit. 
2 Using a short cord, connect the modular jack for a wall phone to the key telephone connector. 
3 Mate the lower case hole to projection of modular jack for a wall phone.  
						

							8. WIRING CONNECTION OF EQUIPMENTS 
8.1 CONNECTION OF KEY SERVICE UNIT AND KEY TELEPHONE 
fyG--) 
When usmg five key telephones or more, use Exten- 
I sion EC unit. (See page 18) 
II TEL CONNECTION TERMINAL 
Make connections to TELs 1 through 4. 
- I 11 )IIIIIIl!llII) 1 ( 31 COLl ANDCOL2  
II II/ Connect the Central Office Line (COL) to modular 
jack connector of COLl and COL2, respectively. 
l For couolino of cable. either of followina A. B and C can be used. 
and doorphone 
unit is connected. bell is attached. 
COUPLING  
						

							l CONNECTION EXAMPLE 
. EXPLANATORY NOTES cl A MODULAR 
MODULAR 
CONNECTOR -CONNECTOR TERMINAL BOX 
MODULAR 
CONNECTOR - BCREW :h,.“i%~~A~%,BBrj too) 
MODULAR 
. MODULAR CONNECTOR 
CONNECTOR 
MODULAR TERMINAL BOX 
25 FEET CONNECTOR 200 FEET 
EY SERVICE UN11 
TEL 5.6 KEY TEL 
TEL 7.8 S.L. TEL 
In case of using 
extension EC unit 
(VA-2084 1 I 
-2 25 FEET OR LESS 
200 FEET OR LESS 
When VA-20841 is in usa, 
Single Line Tel is connectable. 
TEL 6 
(Central office line) 200 FEET OR M( 
I 22 AWG 
I 24 AWG 
I 26 AWG 
I EXI  
						

							P F)at cable 
I FEET OR MORE 
ness of Quad Cable I Length of Quad Cable I 
22 AWG 
I 
Within 1100 Feet 
24AWG 
26 AWG , 
Within 700 Feet 
Within 450 Feet 1 CONNECTION OF WIRING CABLE (FOR USE OF 
MODULAR CONNECTOR) 
l When the key service unit and TEL are within 25 feet, 
use a privately used cable, 7 feet, 15 feet and 25 feet 
cable are ready for use. 
l Telephone line cord and Handset cord 
Depending on connection method and length, 4 types 
of Telephone line cord and 2 types of Handset cord 
are available. 
.TELEPHONE LINE CORD 
When VA-20841 is in use, 
Single Line Tel is connectable, 
TEL 7 MODEL NO. 
VAX-20880 
VAX-20881 
VAX-20882 
VAX-20883 LENGTH 
Short (wall-mount only) 
7 feet 
15 feet 
25 feet 
. HANDSET CORD 
For a distanceof more than 200 feet. 
Use a quad cable. 
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*When the key service unit and TELare within 25-200 
feet range, the cable available from the market can 
be used by connecting with a modular terminal 
*For connecting, see the left hand column. 
f, COUPLING OF QUAD CABLE  
l When key service unit and TEL are apart more than 
260 feet use a quad cable without fail. Quad cables 
assure better characteristic than flat cables and so 
they are also recommended for shorter distance 
use. 
*For 
use of quad cable, use the connector for the 
Screw-Modular. (Type B) 
 
/ 2 CONNECTING OF EXTENSION BELL (V&20863) 
*Use a triforked modular terminal and connection as 
shown in the figure. This connection is applicable to 
TEL1 and TEL2. 
l Operation of extension bell. 
When the backup battery runs out, Extension bell 
responds to COL receiving. 
l COLl -+ TEL1 
l COL2 --f TEL2 
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							HOW TO USE CONNECTION TOOL 
1 
Cut a flat cable for a required length. 
2 Peelcable sheath 
the modular clipping tool, and pull and remove 
the peeled cable sheath. At this time, leave the 
colored sheath of the conductor as it is. 
3 Put the modular terminal to the flat cable. 
+e 
4 Press and connect the terminal with B portion 
of the modular clipping tool. 
2 *For the modular terminal at the opposite side, 
install the terminal in a reverse direction as shown 
in the illustration. 
RED 
BLACK YELLOW YELLOW 
. 
HOW TO CONNECT THE QUAD CABLE 
. 
The quad cable marketed can not be connected to the modular connector. 
l When using the quad cable terminal, use screw terminal. 
. On one side, connect the quad cable wires to the terminals with 
the same colour. 
l On the other si  
						

							8.2 INSTALLATION AND CONNECTION OF EXTENSION EC UNIT 
When using five key telephones or more, connect them using Extension EC Unit. The following types of Extension 
EC Units are available. 
A For extending 4 key telephones VA-20040 
B For extending 2 key telephones and 2 SLTs VA-20841 (to be released shortly) 
B _ 
7 NOTE: PLEASE TURN OFF POWER SWITCH WITHOUT 
FAIL, BEFORE INSTALLING THE EC UNIT 
J 
. 
1 A. HOW TO INSTALL EC UNIT VA-20840 
1. Put lower side of the EC unit to the rib. 2 Push down the other side of the EC unit and 
fix it to the guide. 
3 Insert the EC unit connector to connector CNl 
of the main printed circuit board. 
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