Nitsuko Ds1000 Hardware Manual

2. Extension and
Trunk Cabling
2-7
THE EXTENSION BLOCK
Figure 2-3  MOD PLUG PINOUTS
RJ-25C 
Pin
Latch
faces up6-Pin
Mod JackPort
DesignationWHT-BLU (1T)
BLU-WHT (1R)
WHT-ORN (2T)
ORN-WHT (2R)
WHT-GRN (3T)
GRN-WHT (3R)
80200 - 10
3T
2T
1R
1T
2R
3R
1
2
3
4
5
6 

TRUNK AND AUX MOD JACKS
2-8
Installing Trunk and AUX Mod Jacks(Figures 2-1
and 2-4).

To connect to trunk mod jacks:
1. Arrange your mod jacks trunk according to Figure 2-1 on
page 2-5.
2. Using standard 6-conductor line cords, connect each mod
jack to the appropriate plug in the Main Equipment Cabinet.
3. Figure 2-4 shows the pinouts for each mod jack.
For more on connecting Door Boxes, Paging, music and
power failure, turn to Section 4, Optional Equipment. 

2. Extension and
Trunk Cabling
2-9
TRUNK AND AUX MOD JACKS
Figure 2-4  MOD JACK ASSIGNMENTS
GRN
RED
BLK
YEL
WHT
BLU CO 1-3
1T
1R
2T
2R
3T
3RGRN
RED
BLK
YEL
WHT
BLU Audio
Page T
Page R
Music T
Music R
NC
NC
GRN
RED
BLK
YEL
WHT
BLU Door Box 2GRN
RED
BLK
YEL
WHT
BLU CO 4-6
4T
4R
5T
5R
6T
6R
GRN
RED
BLK
YEL
WHT
BLU Door Box 1
DB 1T
DB 1R
Relay 1T
Relay 1R
NC
NC
GRN
RED
BLK
YEL
WHT
BLU PFT/MDM
PFT/MDM T
PFT/MDM R
NC
NC
NC
NC
80200 - 9
DB 2T
DB 2R
Relay 2T
Relay 2R
NC
NC 

2-10
— For Your Notes — 

In this section . . .
Page
Connecting Extensions  . . . . . . . . . . . . . . . .3-2
Connecting Extensions . . . . . . . . . . . . . . . . . . 3-2
Connecting Trunks  . . . . . . . . . . . . . . . . . . .3-3
Connecting Analog Trunks . . . . . . . . . . . . . . . 3-3
Power Up the System  . . . . . . . . . . . . . . . . .3-4
Power-Up . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-4
Finishing the Installation  . . . . . . . . . . . . . .3-5
Reinstalling the Cover . . . . . . . . . . . . . . . . ....

3-2
CONNECTING EXTENSIONS
Connecting Extensions (Figure 3-1)
The base system connects 8 digital extensions and 4 analog
extensions. With the Expansion Board installed, the system pro-
vides a total of 16 digital extensions and 8 analog extensions.
1. Install a modular jack for each extension within 6 feet of the
telephone’s location.
3. For each extension, run one-pair 24 AWG station cable from
the cross-connect block to the modular jack.
4. Terminate the station cable WHT/BLU - BLU/WHT leads to
the RED...

3. Connecting
Extensions and Trunks
3-3
CONNECTING TRUNKS
Connecting Analog Trunks (Figure 3-2)
The base system connects 3 loop start CO trunks. With the
Expansion Board installed, the system provides a total of 6 loop
start CO trunks.
1. Using Figure 3-2 as a guide, install additional modular jacks
as required.
The telco may provide your trunks in a single RJ-25C
jack or in multiple RJ-11C jacks. Review the installa-
tion at right.
2. Wire the additional modular jacks as shown.
3. Plug line cords from...

3-4
POWERING UP THE SYSTEM
Power-Up (Figures 3-3 and 3-4)
Now that you have cabled the system, it is time to power-up.
To power up the system:
1. Make sure the system is properly grounded.
2. Install a surge protector in the AC outlet.
3. Plug the main cabinet’s AC power cord into its surge protector.
4. Turn on the cabinet’s power switch.
After a brief interval, the system will start and the
power LED will flash slowly (green).
Figure 3-3  POWER SWITCHFigure 3-4  POWER LED
80200 - 14
Power Switch 

3. Connecting
Extensions and Trunks
3-5
FINISHING THE INSTALLATION
PC
A
Reinstalling the Cover (Figure 3-5)
Now that your cabling is complete and the system is up and run-
ning, you should reinstall the cover.
1. Slide the cover onto the Main Equipment Cabinet as shown.
2. Slide the cover button to 
LOCK
.
Figure 3-5  REINSTALLING THE COVER
80200 - 15
Push button
to LOCK position 

3-6
— For Your Notes —