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...

. 
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. 
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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...

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...

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...

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...

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...

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...

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...

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 
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1 A. HOW TO INSTALL EC UNIT VA-20840 
1. Put lower side of the EC unit to the rib. 2 Push down the...