All Incoming Calls Answered by the VP 100..
Incoming Calls Split Between Console and the VP 100..
Sample Agency Letter for CO Changes
Service Provider Letter
Using Call Diverters to Direct Incoming Calls to the VP 100 ............................................................. 2-13
The HARDWARE chapter discusses the VP 100 hardware architecture.
.-
..-
In
this chapter, you will find the following:
l
Quick Reference Guide containing the system specifications for the VP 100.
.
Oven-iew of the VP 100 hardware.
.
- _
Diagram of the front view of the VP
.
Description of the VP 100 subsystems.
100
cabinet.
INTRODUiTlON
.
Toshiba VP Systems Release 6.1 December, 1992
- Quick Reference Guide
.-
.‘-
. Hardware
Mailboxes
- _
Messages
_. _
System Capacity (per cabinet)
Voice Storage
Storage
Ports
Port Increments
Maximum Cabinets per System
Classes of Service
Cabinet DiFnensions
VP 100 System Specifications
.
Up to 500 per cabinet, depending on call traffic and volume, and duration of
calls.
Maximum number:
Maximum length:
32 per mailbox - configurable by COS
3.0 hours - configurable by COS
11 hours per cabinet; 110 hours per system
2-8
2
10
128
Height:
Width:
Depth:
*
19.5 inches (49.5 cm.)
12.75 inches (32.5 cm.)
5.75 inches (14.5 cm.)
-.
Cabinet Weight
Electrical Requirements
Remote Alarm
Environmental Requirements
30-40 pounds
(13-l
8 kg) maximum, depending on configuration.
u
1 IO-240V; 50 Watts maximum.
Meets IEEE-587-1980 power disturbance immunity specifications.
Automatic call out to configured number Additional alarm indicators: Red LED.
relay closure.
Temperature:
65-80 F
(18-27
C). System sends alarm lvhen it
reaches 105F and shuts down at 113F.
Humidity:
Flooring:
Dust:
Corrosive Gasses:
Electrostatic Discharge:
20%-850/o (non-condensing).
Suitable for office or equipment room environment.
No visible accumulation within 24 hours.
Less than 10 PPM.
Withstand up to 25 KV.
Toshiba VP Systems Release 6.1
Ccirr-her. 7 992
Qu_ick Reference Guide
..-
VP 100 System Specifications
.
.‘--
Hardware
Cabinet Placement
Wall-mounted.
- _
Heat Dissipation
PBX Interface
Maxjmum 200 BTU/hr. per cabinet, cooled with one 3” fan_
Ports: 2 - 8; 2500-type
lines
(RJl
1)
for each cabinet.
_. -
Direct Terminal Access
Remote Terminal Access
Serial Port Data: RS-232C:
Modem: integral, toll quality, auto-answer, 300/1200 baud; one each per
auto-baud select up to 38,400 baud.
cabinet, accessible through any port.
Time of Day Clock
Located on the main board. When the main power is not applied, maintains real
time for up to 40 days by using battery backup.
Registrations
FCC
DOC
-.
.
UL File Number
Sah?@ Approvals
._
E
^
EMI Emissions
Complies with FCC part 68 - EQ99TB-60697-VM-T.
DOC Certification number (Canada) - 8833440A.
E82470.
UL, CSA, and TUV approved.
. .
Complies with FCC part 15, class A, VDE class B.
Toshiba VP Systems
Release 6.1
December, 1992
HARD\‘, ?RE
1-l
1.1
- _
VP 100 HARDWARE DESCRIPTION
.-
This section provides an overview of the VP.100 hardware. The VP 10 cabinet viewed irom the
front with- the plastic case removed and the metal enclosure opened is shown in Figure l-
n
VP 100 Cabinet
1.
The VP 100 is contained in a two-part enclosure:
Outer Enclosure
The outer enclosure is a plastic case. The case is intended as a
cosmetic enclosure. It hinges at the top and rotates down ok-er the
.metal enclosure. The plastic case locks at the bottom. On the inside
of the plastic case, a storage place is provided for a configuration
diskette and one spare fuse.
Each VP 100 cabinet is shipped fully assembled. The cabinet
specifications are as follows:
The inner structure is a metal enclosure. The function of the metal
enclosure is to provide good mechanical support for all the internal
subassemblies. This enclosure also provides an EM1 and E.SD shield.
Toshiba VP Systems
Release 6.1
~~sernbW. 1992
installation and Maintenance Manual
1-2
_-
- Hard Disk
Mounting
.-
Pin 1
/Indicator 11
V
Sjcrews
, Hard Disk
14 /II II
I I,,,_/,
_
Fan Mounting
/
I
1 I /
I
I
II \\
1 Fan
Power
SUPPlY
Power
-.
. .
Toshiba VP Systems
Release 6.1
Figure l-l VP 100 Cabinet Inside Front View
December. 1992
Subsystems
Table
1-l
lists each VP 100 subsystem nams. abbreviation, part number, and a brief‘
description.
I
Table l-1 VP 100 Subsystems
HARD\:‘XRE
l-3
. .
- _
Subsystem
(Abrev)
Main Board (MB)
Power Supply (PS)
Hard Disk Drive (I-ID)
2.5 hour
6 hour
11 hour
Hard Disk Drive
6 hour
Line Interface Card (LIC)
2-Port
Part
Nutiber
200-0147-001
Description
Single processor, 300/l 200 baud modem.
.*-
.
Meg RAM, 4 LIC slots, 1 expansion slot.
Supports one disk drive only. The oprion
ControI Chip (OCC) is located on the _&in
Board. Two serial I/O ports.
200-0144-011
110 VAC - 240 VAC, & 40 VDC - 55
VDC. No adjustments necessary. Power
switch, IEC connector, fuse and fuse holder
are built into the PS.
SCSI hard disk drives for storage of voice
200-0143-001
200-0143-002
726-0124-001
messages, prompts, system ctinfigutition
data, and system software. No separate disk
controller board.
200-0143-003 No separate disk controller board.
100-0055-001 A two-wire loopstart, 2500 set telephone
line interface card.
1
Fan
ZOO-01 56-001
Internal fan improves the cooling in high
temperature environments, such as
telephone system rooms. The fan is
intended to operate 24 hours a day, as long
as the unit has power.
. .
X11 of the field replaceable parts are designed to be removed and replaced without full!
removing any screws:
.
The LIC slides out.
.
The PS is removed by loosening four screws and sliding it out.
.
The HD is removed by loosening four screws and sliding it out.
.
The fan is removed by loosening three screws and sliding it out.
.
The metal enclosure cover hinges at the bottom and rotates down after loosenins the four
screws.
Toshiba VP Systems Release 6.1
C5.cwrb.x 1992
Installation and Maintenance Manual
1-4
- _
_. -
Main Board
(MB)
The Main Board (MB) is the master control unit for the VP 100. The >lB contains a
microprocessor with ROM (Read Only M.emory) and 1 Megabyte R-Ah1 (Random
Accss
Memory), and two serial I/O ports..
The MB contains the system time-of-day clock which is backed-up by battery. The battery
maintains the correct time through power loss for up to 40 days.
.*-
The main features of the MB are:
.
Microprocessor.
.
1 Meg RAM.
.
4 line card slots.
.
1 expansion slot.
.
300/l 200 baud modem.
The VP 100 is provided with an internal 300/1200 baud modem, which is used for remote
testing and maintenance. You may communicate with the VP 100 through the internal
modem by using a 103A or 212A compatible modem-equipped terminal. The modem can
be accessed through any of the line ports on the VP 100.
Option Control Chip (OCC)
The Option Control Chip (OCC) is a non-volatile RAM component that stores optional
features. This component retains memory permanently, even in the case of power interruptions.
.
The OCC is programmed by Toshiba when the system is configured for shipment. All optional
features are added and removed Gmotely by Toshiba. The OCC is located on the Main Board.
The OCC must alwa?-s remain with the system it was purchased for. If the Main Board requires
replacement, the OCC must be transferred from the old Main Board to the replacement Main
Board. Refer to MAINTENANCE, Option Control Chip Replacemen‘i, in this manual.
Power Supply (PS)
B
The Power Supply (PS) provides all the DC voltage requirements for a maximum configured
system. The supply input voltage range is:
.
1OOVAC - 24OVAC.
.
48VDC.
Toshiba VP Systems
Release 6.1 December. 1992
HARDW>:;IE
There are no straps or jumpers to be changed to select the different input ranges. The power
switch. IEC connector. and fuse are built into the power supply. The power supply ha- two
LEDs with the following functions:
.
Green
Red
If ON, power is on.
.
If OFF, there is no power.
.
ON during power up BOOT ROM diagnostic f&ting or u-hen
hardware errors have occurred.
.
Flashing slowly during auto-baud detect.
.
If the red LED is ON during normal operation, it indicates an
alarm condition.
.
OFF when system is functioning and no hardware errors have
been detected.
l-5
_. _
._ _
.
._
=
n
Hard Disk (HD)
The VP 100 uses a specially formatted 40,80 or 120 megabyte embedded SCSI- hard disk.
There is no separate disk controller board. The VP 100 supports one disk only.
Line Interface Card (LIC)
n
The Line Interface Card (LIC) provides a microprocessor-controlled interface to the PBX
extensions. Each LIC has two ports which connect to PBX extensions via line cords. The LIC
contains necessary circuitry for ring detection, dial tone detection, and signal power
measurement allowing up to 30dB of gain for recording messages. There is one DTMF
receiver for each port.
The LIC is a two-portstandard 2500 set interface with three LEDs on the card. The LED
functions are:
Red
.
.
.
. .
If ON, card is RESET or BAD.
If OFF, card is OK.
Yellow
.
There is one yellow LED for each channel.
.
The LED is ON kvhen the channel is in use.
.
The upper yellow LEDs are for the odd numbered ports:
and 7.
.
The lower yellow LEDs are for the even numbered ports: 1. -t. 6.
and 8.
Toshiba VP Sys!ems
Release 6.1
1.
3. 5.
DKw-ber 1992
installation and Maintenance Manual
1-6
1.2
._
ADDITIONAL SUBSYSTEMS
,-
The follo\ving describes other hardware aspqcts of the VP 100. -
n
Terminal Ports
.*-
There are two terminal ports, TERM 1 abd TERM 2, which are used for terminal acceti and
RS-232C integration. respectively. The two interface cables Toshiba provides for connection
to these ports are the:
.
Laptop Interface cable
25
pin
.
Terminal Interface cable
25
pin
Both cables are forked; the single end connects to the laptop for the Laptop interface cable, or
to a terminal for the Terminal interface cable. The forked end connects to a VP 100.
n
TERM1
Terminal Port
1.
TERM 1, on the VP 100 can connect to a 103A/212A-compatible modem
or provide an RS-232C serial connection. It supports EIA standard RS-232C serial,
asynchronous (ASCII) data with 7 data bits, 1 stop bit, and even parity at the following
baud rates: 300. 6001 1200,2400,4800,9600, 19200, and 38400.
.
n
TERM2
Terminal Port 1 is used for special applications involving PBX integration. If a terminal is
attached to this port by mistake, the VP 100 responds with:
PLEASE USE COXNECT’OR FOR TERMINAL #I
Refer to INSTALLXTION, for RS232C pinouts and cables, and CONFIGURATIOl’
APPLICATIONS TERhIINAL, in this manual.
Auxiliary Connector (AUX)
Toshiba VP Systems
Release 6.1
The VP 100 uses an S-pin circular DIN-type connector for alarm relay connection and future
enhancements. The XUX connector allows additional signals to be transmitted to and from the
December. 1992
HARDWME
VP 100. Currently. the only supported function is the alarm relay. Ths other pins on tis AUX
connector
are resen-sd for future applications.
l-7
._
-
.-
Relay Return
Relay d
Figure 1-2 AUX -Connector
B Alarm Reiay Operation
The following rable lists all possible states of the contacts on the alarm relay.
Table I-2 Alarm Relay Operation
State
Normal, Power ON
Power Failure
System Reser
Hardware Error Detected
Test Alarm (command)
n
Alarm Relay Electrical Requirements
The following are the alarm relay electrical requirements.
.
\Iaximum Voltage - 48 VDC or 50 VAC.
.
llaximum Current - 1 amp.
I Sxrw head nof to be more than .35”.
mmnt
the
VP 100 cabinet.
Action
Contacts open
Contacts closed
-
Contacts stay closed momentarily, rhen open
Contacts closed (contacts reopen when hardware error is
cleared)
. .
Contacts closed (contacts reopen when hardware error is
cleared)
Be
sure you have everything necessary if molly-bolts are
The VP 100 works with PBXs, Centrex, most hybrids, and some key systems. For convenknce, this manual
usesThe terms “phone system” and “PBX” to refer to any telephone system that works with the VP 100. The
.-
terms
“extension” and “station” are used interchangeable.
This chapter discusses the VP 100’s connection to the phone system, the changes required. and how to order
them. It assumes familiarity with some PBX concepts.
Changes need to be made to the phone system for the VP 100. Some are changes to the PBX, others are
done in the Central Office (CO). This may require lead time. Work with the client to determine who will
make the changes and how long they will take. Prepare a schedule so everyone knows who is doing what
and the date each item is required.
l
*-
.
PREPARING THE PHONE SYSTEM
i-l
HOW THE VP 100 WORKS WITH THE PHONE SYSTEM
I
.-
,-
Connections to the phone system vary depending on whether the installation is interfaced or
integrated.
n
The following. describes the.various options.
Interfaced Installations
Each VP 100 port is connected to a ZOO-type single-line, touchtone PBX extension. A
standard four-conductor modular line cord connects the RJI 1 jack on the VP 100 line card to
the PBX extension RJI 1 jack. A PBX extension connected to a VP 100 port is referred to as a
port extension.
In order for the VP 100 to extend calls correctly, each port extension must be configured in the
PBX to receive calls, place them on hold, initiate, transfer, and reconnect calls.
.A VP 100 port is in use during the entire time it takes to answer a call, dial the extension the
caller entered, and connect the caller to the requested extension. When the called party
answers, the VP 100 connects the caller to that extension and drops out of the connection. The
VP 100 port is then free to handle another call. When the called extension is busy or does not
answer, the VP 100 port remains occupied while calling another extension or taking a-message..
_A VP 100 port is in use when employees are listening to or sending messages.
Port extensions answering with the same company greeting and answering mode are placed iu a
hunting arrangement within the PBX. The hunt group may be circular or linear (terminal)
according to the requirements of each particular PBX. This assures that callers are answered by
the first available port.
.*-
.
.
._._ .-_
The mode (AX, CX, or MX) of the VP 100 port determines how calls are answered by the
VP 100. Refer to the
Integrated Installations
n
Different methods are used to integrate a telephone system with the VP 100. In some cases. a
combination of these methods may be used for full integration.
Integration is the ability of the telephone system, when the call is not answered by the VP 100.
to route or forward a call with information that identifies the extension number the call was
intended for, and in some cases, the extension number of the person initiating the call.
n
In-band Integration
In-band integration is the ability for a telephone system to send DTMF tones that identif>the extension number for a forlvarded call to the port extension answering the call. In-band
signalling may include the condition (busy, ring-no-answer, or direct) for the call. In
Configurafion
manual - PORTS.
Installation at-d Maintenance Manual
2-2
certain installations, DTMF may be used to turn ON or OFF message waiting indicators
when messages are left or when the mailbox is entered.
n
RS-232C
Integrations
.
,
_
RS-232C integrations are similar to the Bell Operating Company’s (BOC) Simplified
LMessage Desk Interface (SMDI). The SMDI or RS-232C interface provides the directory
number, or PBX extension number of the called extension from which aKincomins call
was forwarded, to the message desk. If the call originated in the same CO or PBX. the
directory number or extension numb& is sent to the message desk.
.
The condition or reason the call was forwarded to the message desk, as well as the port or
member of the hunt group the call is being sent to, is included in the protocol. Message
waiting indication may be turned ON or OFF over RS-232C connections for most
installations.
n
Answering Incoming Calls
The VP 100 can answer all or a portion of a company’s incoming calls. Trunks can be directed
to the VP 100 hunt group instead of the operator through a PBX feature. This feature, often
called DIL (Direct In Lines), allows trunks to be directed to a specific extension or hunt group
instead of the console.
The PBX may be set up to direct al1 or only some incoming trunks to the VP 100.
For example,
the main company number may go to the attendant, while a second trunk group, with a different
listed directory number, can be directed to the VP 100. Ports answering incoming calls are
configured in AX mode.
Figure 2-1 is a block diagram of the VP 100 connected to the phone system where all incoming
.
lines are directed to it. Arrows denote hunting.
.
Figure 2-1 All Incoming Calls Answered by the VP 100
Toshiba VP Sysems Ran 6.1
December. 1992
PREPARING THE PHONE SYSXM
Figure 2-2 is a block diagram,of the VP 100 connected to a phone system that has in<c7ming
lines split between the console and the VP 100.
Arrows denote hunting.
.‘-
2-3
_. -
‘I
._ _ .-=
I
Figure 2-2
-a Acting as a Message Center
The VP 100 can also be set up to answer forwarded calls and act as a message center. For
example, a company with’centrex service already has a means of getting calls dire&\- to a
station. When the station is busy or does not answer, the station can be forwarded to I, VP 100
hunt group to take a message. Ports receiving forwarded calls are configured in CX mode. The
VP 100 does not attempt to call the extension number entered by the caller but imme&tely
goes to that extension’s mailbox and offers to take a message.
The attendant may also extend callers to a VP 100 port to allow them to leave a voice message.
This port is configured as MX mode. As with CX mode, it does not call the extension number
entered but goes to that extension’s mailbox and offers to take a message.
.
Incoming Calls Split Between Console and VP 700
I
Toshiba VP Systems
Release 6.1
:e.:-;mwr 1992
2-4 installation and Maintenance Manual
2.2
- _
DETERMINING NECESSARY CHANGES
.-
A survey of the existing phone system. is done durin,
process. From the descriptions of the application(s), decisions are made about how_the VP
should be used. Refer to the
Product Description
questions to ask during the survey.
Use the results of the survey and the type of application to determine the necessary changti.
Schedule and track these changes using the checklist found in the INSTALLATION chapter.
Testing the Installation and Telephone Changes.
For convenience, we separated CO trunk changes from PBX changes. The following sections
discuss changes that may be required and guidelines for ordering the changes for both CO uunking
and the PBX.
0 the initial phase of the implementation
100
manual - IMPLEMENTATION for a list of
.
Toshiba VP Systems Retease 6.1
.
December, 1992
PREPARING THE PHONE SYSTEM
2-5
2.3
- _
_. _
CHANGES TO CENTRAL OFFICE TRUNKiNG
Central Office (CO) changes may be needed t-o:
Add trunking capability.
Change the order of trunk hunting.
.*-
Create new trunk hunting groups.
Add, change, or delete InWXTS (l-800) services.
Add, change, or delete DID or Centrex services.
Split the hunt group (directory listed number), allowing some trunks to be directed to the
console and some to the VP 100.
i
Additional Trunking
The specific number of PBX lines and trunks depends upon the number of VP 100 porrj and the.
desired tnmking arrangement.
Although the VP 100 port drops off after it transfers a call, the CO trunk is still occupied
during the entire call. When you decide how many trunks to direct to the VP 100, remember
each trunk is occupied,from the time the call is placed until the caller hangs up_ As a result.
the VP 100 can answer incoming calls from more trunks than it has ports.
Determine how many trunks to direct to the VP 100 by using PBX traffic data and the traffic
.
engineering tables. The tables are designed to help decide how to use the VP 100 most
effectively for a given situation. ‘After collecting the traffic data, it may be necessary to order
changes from the telephone company to add or alter the number of trunks.
Splitting Trunk Groups
c
If one two-way trunk group will be separated into two or more groups, the rotary hunting of the
trunks must be changed.
The VP 100 only handles incoming calls. If the trunks the VP 100 answers are two-way trunks.
(also used for outgoing calls) make sure that sufficient trunks are available for both incoming
and outgoing calls. Additional trunks or changes to the type of trunks may be advisable.
Toshiba VP Systems
Release 6.1
Csrrmber. 1992
lnstalla:~in and Maintenance Manual
2-6
n
‘,
Ordering CO Trunking Changes
__
Contact the customer about making arrangements for changes in ti-unking Typically. these
.-
changes require significant lead tive. The CO requires an agency letter from the customer
authorizing you to act on their behalf.
Figure 3-3 is a sample agency letter you may want to use.
DATE:
TO:
ATTENTION: Supervisor
On this date we have entered into a contractual agreement with (the VP
100 supplier) to be our communications representative relating to all voice
grade telecommunication needs. This agreement is for an indefinite period.
All concerned operating telephone companies and other
common carriers
.*-
(The VP 100 supplier)
may order connection and disconnection of
telephone-company provided services and equipment We hearby
acknowledge that (the VP
100 supplier)
may obligate us for installation and
other charges that may appear on our telephone bill.
.
This authorization does not preclude our ability to act on our own behalf as
necessary.
Please contact
phone number, and extension)
.
(contact name) of (the VP 100 supplier) at (address,
if you have any questions.
. .
(CUSTOMER’S NAME)
(TITLE)
(COMPANY)
Figure 2-3 Sample
Agency Letter for CO Changes
Toshiba VP Systems
Release 5 7
December. 1992
PREPARING THE PHONE Sh’S-EM
2-7
2.4
- _
CHANGES TO THE P.HONE SYSTEM
.-
Changes may be requirsj to the following:
.
The VP 100 port extensions.
.
Called extensions.
.
Trunks.
- Redirection.
- Selection.
Additional equipment ma)’ be required before these changes can be made. Most changes ane to the
PBX database.
n
The VP 100 Port Extensions
Connect and configure the port extensions using the following steps:
.
.--
!
1. Designate one 2500-type, single-line, touchtone extension for each VP 100 port. _%ldirional
PBX line circuits may be required.
2. Terminate each of these extensions on an RI1 1 or equivalent jack. Clearly mark exh jack
with the extension number.
3. Assign a PBX class of service to these extensions permitting them to:
.
.
Initiate calls.
.
Receive (incoming) calls.
.
Place calls on hold.
.
Transfer calls.
.
Forward calls.
.
4. Remove any type of call waiting features from the VP 100 port extensions.
t@ If configuring ports for outcalling to network locations for off-site message
notification or for off-site alarm calls, make sure the port extensions are not
restricted from making calls to these locations (e.g., toll restriction).
5. Set up a hunt group for each group of port extensions configured to answer in the -Jrne
way (company greeting, intercept position, mode). Where possible. make these cir<:ular
hunt groups.
Toshiba VP Systems
Release 6.1
:~_r:;rnbe, 1992
lnstal~ation and Maintenance Manual
2-8
._
.-
t@? In cases Lvhere thePBX queues calls to a busy hunt group and no overflow position
can be defined, you may want to set up a “terminal” hunr group with the arrendsnt. if
possible. or other intercept position as the last member of the hunt. When all the
100
ports are busy, calls hunt to this last member of the 2roup for answer.
.
Record the pilot number for each hunt group. Depending on the PBX type_ the pilot
number may be either:
VP _
- _
_. _
.
A phantom number with no actual extension appearance.
0
The first extension of the hunt group.
.‘--
Make the hunt group number easy to dial and easy to remember, since employees use this
number to access the VP 100. Some phone systems permit single-digit access to hunt
groups. For example, employees need only dial g to reach the VP 100.
6. Determine how to set up a fail-safe answering position based upon features available for
the PBX type. This may be either programmed in the PBX as an overflow situation or by
call forwarding the hunt group pilot or member txtensions. If none of these are permitted,
refer to item 5 (above).
n
Called Extensions
Because the VP 100 provides call coverage for busy stations, any type of call waiting] feature
provided by the PBX is not required. Remove this feature from the PBX configuration for
extensions called through the VP 100. PBX call waiting can mislead the second caller who
hears that the extension doesn’t answer instead of hearing the true busy status.
Remove any system call forwarding for call coverage (to a message center, etc.).
._ -
Toshiba VP Systems
._
.
n
1.
Release 6 t
Trunks
.
Possible changes to the PBX trunk programming include redirecting trunks to the VP 100 and
assuring any trunking changes do not affect the selection of trunks for outgoing calls. 90
changes need to be made to the DID trunking or programming in the.PBX.
Trunk Redirection
Trunks are directed to the VP 100 via a PBX feature. Many PBX manufacturers call this
feature DIL, Direct In Lines, or DIT, Direct In Trunks. If the phone system does not provide a
DIL - type feature, refer to Implementing the VP 100 on PBXs Without DIL Feature in this
chapter. If you are trying to determine the appropriate feature, first look for DIL, the most
commonly used name.
When a busy station receives a second call, notification of the second call is given by a tone tha1 indicates
a call is waiting. The busy station may ignore the tone or place the first call on hold to ans\ver ths second.
The notification tone is only heard by the called person and the caller hears ringing instead of a busy tone.
December. 1992
PREPARING THE PHONE SY_=-Zkl
2-7
2.4
- _
_-
CHANGES TO THE PHONE SYSTEM
.-
Changes may be require; to the following:
.
The VP 100 port exr?nsions.
.
Called extensions.
.
Trunks.
- Redirection.
- Selection.
Additional equipment ma_v be required before these changes can be made. Most changes are to the
PBX database_
IU The VP 100 Port Extensions
Connect and configure the port extensions using the following steps:
.
._ -
._
1. Designate one YKLtype, single-line, touchtone extension for each VP 100 port_ _Uditional
PBX line circuits may be required.
2. Terminate each of these extensions on an
RJl 1 or equivalent jack. Clearly mark esh jack
with the extension number.
3. Assign a PBX class of service to these extensions permitting them to:
.
Initiate calls.
0
Receive (incoming) calls.
0
Place calls on hold.
0
Transfer calls.
.
Forward calls.
.
4. Remove any type of call waiting features from the VP 100 port extensions.
6~ If configuring ports for outcalling to network locations for off-site message
notification or for off-site alarm calls, make sure the port extensions are not
restricted from making calls to these locations (e.g., toll restriction).
5. Set up a hunt group for each group of port extensions configured to answer in the c-tme
way (company greeting, intercept position, mode). Where possible. make these circular
hunt groups.
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In cases
where the PBX queues calls to a busy hunt group and no overflou position
can be defined, you may want to set up a “terminal” hunt group with the ansndanr. if
possible. or other intercept position as the Iast member of the hunt. When 211 the VP . .
100 ports are busy. calls hunt to this last member of the 3oup for answer.
.
Record the pilot number for each hunt group. Depending on the PBX type! the pilot
number may be either:
_. _
.
A
phantom number with no actual extension appearance.
.
The first extension of the hunt group.
.*-
Make the hunt group number easy to dial and easy to remember, since employees use this
number to access the VP 100. Some phone systems permit single-digit access to hunt
groups. For example, employees need only dial
q
to reach the VP 100.
6. Determine how to set up a fail-safe answering position based upon features available for
the PBX type. This may be either programmed in the PBX as an overflow situation or by
call forwarding the bunt group pilot or member extensions. If none of these are permitted,
refer to item 5 (above).
Called Extensions
n
Because the VP 100 provides call coverage for busy stations, any tvp of call waiting’ feature
provided by the PBX is not required. Remove this feature from the PBX configuration for
extensions called through the VP 100. PBX call waiting can mislead the second caller who
hears that the extension doesn’t answer instead of hearing the true busy status.
Remove any system call forwarding for call coverage (to a message center, etc.).
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Trunks
.
Possible changes to the PBX trunk programming include redirecting trunks to the VP 100 and
assuring any trunkinp changes do not affect the selection of trunks for outgoing calls. 90
changes need to be made to the DID trunking or programming in the.PBX.
Trunk Redirection
Trunks are directed to the VP 100 via a PBX feature. Many PBX manufacturers call this
feature DIL, Direct In Lines, or DIT, Direct In Trunks. If the phone system does not provide a
DIL - type feature, refer to Implementing the VP 100 on PBXs Without DIL Feature in this
chapter. If you are trying to determine the appropriate feature, first look for DIL, the most
commonly used name.
When a busy station
a call is waiting. The busy station may ignore the tone or place the first call on hold to ans\ver rhz second.
The notification tone is only heard by the called person and the caller hears ringing instead of a Busy tone.
December, 1992
receives a second call, notification
of the second call is given by a tone that indicates
- _
_. _
PREPARING THE PHONE SYSTEM
If you
can talk with someone.familiar with the phone system. describe the feature (i.e.. “ability
to direct a trunk or
goup
of trunks
to
a spscit>c estension or hunt group rather than being
directed fo an attendant console-for ans~v&‘*). They should be able to supply the name of the
feature for that phone system.
.
Trunk Selection
With some phone systems, incoming cal.ls hunt from the beginning of a td;k group (trunk 1,
trunk 2,...) for an available trunk, while out,going calls hunt in reverse order (trunk IO. trunk 9,
. __).
Others specif>- the first and second preference trunk groups for both incoming and
outgoing calls. If a large two way trunk group is to be split, re-examine the PBX programming
for outgoing trunk selection and determine thz trunk group to use for outgoing calls.
Ordering Phone System Changes
n
If your company is not the PBX provider, order changes from the PBX vendor on behalf of the
customer. Provide a Service Provider Letter (Figure 3-4) to the PBX-vendor indicating the
changes needed to the PBX for the VP 100, and schedule the changes. If possible, try to use
that PBX’s terminology when requesting these changes. You may also want to provide them
with information from this chapter. Review the previous sections of this chapter for iuformation
to fill in the blanks. Read over the letter and in particular, the footnotes. Depending upon the
application, portions of the letter may need to be expanded upon or deleted.
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Dear (PBX-Vendor Name):.
*
This is to confirm the service order(s) that needs to be placed for our mutual
customer, (company name) to prepare for the installation of their VP 100 System?
.‘--
The following items are pertinent to the order(s):
I. Extension changes. These changes need to be completed by (date). The
(manufacturer/model type switch) is to be configured as follows:
a. Terminate (number) single-line stations on (number) in the telephone
equipment room. 3 Be sure the customer has enough spare ports on station
card(s) to support these. Please mark and identify these jacks with the
assign& extension numbers.
b. The single-line extensions are to have the following class of service (COS)
features:
l
Extensions must be able to initiate, receive, transfer, and forward calls.
l
There should not be any call waiting features associated with these
extensions.
l
There should be no toll restriction on (alvspecified) extensions.4
c. The single line extensions should be placed in a circular hunt group.5
Please make the pilot number easy to dial and to remember.
d. When all members of the hunt group are busy, subsequent calls should be
overflowed to (PBX console attendant/defined extension).6 Define the last
hunt number as an overflow extension.
2. Trunk redirection. The following (or attached) list of trunks need to be directed via
the (name of DIL feature) of the (manufacturer name) PBX to the VP 100 hunt
.
group pilot number.7
Cut-over of these trunks tdthe VP 100 will begin at (time am/pm) on (date). Any
programming of the (name of DIL feature) will need to be ready by this time.8
Thank you
me at (phone number and extension).
for
your cooperation. If you have any questions, please feel free to call
. .
Sincerely,
(NAME)
(TITLE)
Figure 2-4
Service Provider Letter
Footnotrs on the following page.
Toshiba VP Systems
Release 5
Decembe- 1992
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