Nitsuko Digital System Hardware Manual For Businesscom Ds01

Installing a Programming Terminal, SMDR printer, PC, or Modem
The AUX Module DCE 9-pin male RS-232 serial port interfaces a program-
ming terminal, SMDR printer, PC (DTE), or a modem (DCE). A DB9-DB25 
adaptor is required. DTE connection requires a straight-thru RS-232 cable. 
DCE connection requires a DCE-DCE adaptor and a straight-thru RS-232 
cable OR a null modem cable.
Note:A null modem or RS-232 cable requires DB25 connectors. Gender of
the DB25 connectors depend on the adaptor and the terminal,...

4. BGM/MOH, PAGING, AND LOUD BELL
Installing Battery Backup (Optional)
One Valcom VPB-260 battery backup unit provides a CEU with short-term power
(2 hours - max.) during a commercial AC power failure. One per CEU max.
To install the VPB-260:
1.Mount the VPB-260 on the MDF backboard within 3 of the CEU. Follow
manufacturerÕs mounting instructions.
2.Power down the CEUÕs power supply.
3.Plug the VPB-260 3-pin female plug into the 3-pin male AUX POWER
connector on the CEU.
4.Plug the VPB-260 power cord...

6. BATTERY BACKUP AND POWER FAILURE TELEPHONES
N1853 - 32
BLKYEL REDGRNBLUWHT
BLKYEL RED
GRNBLUWHT
BLKYEL REDGRNBLU
WHT
4    3    2    1   PFT
4CO
Installing Power Failure (PF) Telephones (Optional)
The first circuit in each 4CO or 4CO/CND module (1/5, 9/13, 17/21) provides a PF
cut-through relay. Each PF relay, corresponding modular jacks, and cross-connec-
tions redirect a CO line to a 500/2500 single line telephone for full incoming\outgoing
operation during an AC power outage.
To install a PF...

3. STATION AND CO CABLING
Installing the Digital Door Box
The Digital Door Box (P/N 88545) provides one-button signaling and intercom. Up to four
Digital Door Boxes can be installed at extensions 310, 311, 322, and 323 only. Each Digital
Door Box provides a distinctive chime signal. Any keyset can receive any/all chime signals.
To install the Digital Door Box:
1.Snap open the Door Box case.
2.Punch down one end of a two-pair twisted station cable on the extension block as shown
below. 
Digital Door Boxes...

Operation
To activate relays from a multibutton set:
1.Lift handset to answer the Door Box chimes. 
If you have a Door Box Hotline or Call Coverage key, you can press it
instead.
OR
Place call to Door Box.
You can press Intercom and dial the Door Box extension number. You can 
also press your Door Box Hotline or Call Coverage key (if you have one).
2.Talk to the visitor at the door.
3.Press and hold FTR.
The relay activates as long as you hold down the FTR key
(up to 60 seconds).
4.Hang up when you are...

Installing AUX, SAUX, and XAUX Modules
A minimum of 7 clearance is required on the right side of a
CEU to install an AUX/SAUX/XAUX.  Power down to install or
remove an AUX/SAUX/XAUX module or an 8-pin line cord.
Note:Initialization is not required to add an AUX to a system
running on CEU base software. The numbering plan, however,
changes automatically for lines, extensions, and ring groups.
To install an AUX, SAUX, and XAUX Module:
1.Remove cover plate.
2.Close CEU ejector tabs and insert the AUX into...

8. SPECIFICATIONS
Mechanical Specifications
WidthHeightDepthWeight
CEU14 5/169 1/433 lb, 11 oz
39.2 cm23.7 cm7.6 cm1.7 kg
CO Module6 3/46 3/41 1/21 lb
17.1 cm17.1 cm3.8 cm.5 kg
Station Module6 3/46 3/41 1/21 lb
17.1 cm17.1 cm3.8 cm.7 kg
Power Supply2 13/1652 3/43 lbs
7.2 cm12.7 cm7.0 cm1.4 kg
Keysets 3 1/27 1/210 1/82.7 lb
8.9 cm19.1 cm25.8 cm1.3 kg
NOTE:Weight of CEU is with modules not installed.
Environmental Specifications
Refer to the Standard Practices Manual (P/N N2710STD01).
FCC Registration...

DescriptionPart Number
Common Equipment
Power Supply.............................................................................................................60001
CEU - (includes: 1 Common Equipment Unit base + 1 - 60001 + RFI beads,
no modules)................................................................................................................88600
4x12 Kit (no phones):.................................................................................................88601
1 - 88600...

9. PARTS LIST
CEU/Power Supply Site Requirements
Choose a central site for the MDF plywood backboard, with-
in 7Õ of a dedicated AC outlet and 25Õ of earth ground.
Allow space for multiple CEUÕs and power supplies. CEUÕs
must be located within 3Õ of each other. Power supplies
must be located within  6Õ of  the CEU and within 6Õ of a
dedicated AC outlet. See Figure 1.
Allow space for telco and station connectors, all ancillary
equipment (ie; BGM/MOH source, voice mail, external pag-
ing equipment), and...

9. PARTS LIST
CEU/Power Supply Site Requirements
Choose a central site for the MDF plywood backboard, with-
in 7Õ of a dedicated AC outlet and 25Õ of earth ground.
Allow space for multiple CEUÕs and power supplies. CEUÕs
must be located within 3Õ of each other. Power supplies
must be located within  6Õ of  the CEU and within 6Õ of a
dedicated AC outlet. See Figure 1.
Allow space for telco and station connectors, all ancillary
equipment (ie; BGM/MOH source, voice mail, external pag-
ing equipment), and...