Nitsuko 1232 - Manual

Issue-1
December, 1998
HYBRID TELEPHONE SYSTEM
GROUPHONE
INSTRUCTION
AND
INSTALLATION MANUAL
Model 308/824/1232/2464

RECORD OF REVISION
Issue No. Date Remarks
1 December, 1998 1st release for following ROM version:
TX-Z 308: 3.0
TX-Z 824: 5.0
TX-Z 1232/2464: 3.0 (CPU-B1)

Nothing contained in this manual shall be deemed to be, and this manual does not constitute,
a warranty of, or representation with respect to, any of the equipment covered. This manual is
subject to change without notice and Nitsuko has no obligation to provide any updates or
corrections to this manual. Further, Nitsuko also reserves the right, without prior notice, to
make changes in equipment design or components as it deems appropriate. No
representation is made that this manual is complete or accurate in all respects and Nitsuko
shall not be liable for any errors or omissions. In no event shall Nitsuko be liable for any
incidental or consequential damages in connection with the use of this manual. No part of this
document may be photocopied or reproduced without prior written consent of Nitsuko.
(C) 1998 by Nitsuko Corporation. All Rights Reserved.
Printed in Japan

This manual consists of eight parts:
PART 1: INTRODUCTION
PART 2: SPECIFICATIONS
PART 3: SYSTEM INSTALLATION
PART 4: FEATURE DESCRIPTION AND OPERATION
PART 5: SYSTEM PROGRAMMING
PART 6: PROGRAM RECORD FORM
PART 7: OPTIONAL ITEMS (Caller-ID, FAXU, VAU)
PART 8: HOW TO USE FOR SINGLE LINE TELEPHONE

PART 1
INTRODUCTION
The TX-Z 308/824/1232/2464 system is a microprocessor-based, state-of-the-art communications
system which offers you superb service, and the flexibility and features which are usually only found
on larger, more expensive systems.
The TX-Z 308/824/1232/2464 system is designed to give you the best custom-designed services
available, making it as easy to use as it is to install. The system can operate by itself or behind a
Private Branch Exchange (PBX). The TX-Z 308 system is ideal choice for small or home office. It
starts with three lines and eight extensions. TX-Z 824 system can grow in size from the basic four
outside lines and eight extensions to eight outside lines and twenty-four extensions. Main
Equipment for TX-Z 1232/2464 system is slot type expansion cabinet and expandable using one
cabinet. This system can grow in size from twelve outside lines and thirty-two extensions to twenty-
four outside lines and sixty-four extensions only adding expansion mother board and power supply
unit.
With the touch of a few keys, you will have such sophisticated features as Abbreviated Dialing,
Repeat Dialing, Conference Call, and Paging etc. at your fingertips. You can also have text
message with display phone!
The possibilities are almost limitless. The system offers you the flexible assignment of outside lines,
and a toll restriction package that can be tailored to suit your needs. Optional equipments
(Doorphone, BGM/External MOH input, External Paging output, SMDR I/F, Fax Machine, Voice
Mail) can be installed if you desire. Such options are guaranteed to expand and enrich the already
wide horizons of your system.
One of the excellent points about TX-Z 308/824/1232/2464 system are powerful features provided
for single line telephone. Most of features provided for key telephone can be used on single line
telephone. Also, you do not need exclusive interface unit to connect single line telephones to TX-Z
308/824/1232/2464 system. It means that you can use the same interface unit as key telephone.
This manual will provide you with step-by-step instructions for the installation of the basic
equipment, the procedure for customizing your system so that it serves your office or company's
particular needs, and the easy, almost effortless instructions for using your telephones.
NOTE: Please read through this entire manual at least once before ordering any additional
equipment or attempting any installation.

PART 2
SPECIFICATIONS
General Description
System Configuration
Visual Indication
Audible Indication

¾2-1 ¾
General Description
System Capacity
Items TX-Z 308 System
System Size 308
Trunk Line 3
Extension 8
Key Telephone Max. 7 (No. 10 to No. 16)
Single Line Telephone Max. 6 (No. 12 to No. 17)
Intercom Talk Path 2
Paging Path 1
DTMF Receiver 2
Doorphone Interface 2
External Speaker Output 1
External MOH Input 1
PF Transfer Line 1
(Fixed to CO No. 1 to Ext. No. 17)
Items TX-Z 824 System
System Size 408 616 824
Trunk Line 4 6 8
Extension 8 16 24
Key Telephone 8 16 24
Single Line Telephone 8 16 24
DLS Console Max. 3 (Use DLS console as DSS console.)
Intercom Talk Path 6
Paging Path 2
DTMF Receiver 2 4 6
Doorphone Interface 2
BGM Input 1
External Speaker Output 2
External MOH Input 1
Ringer Unit 1
PF Transfer Line 4

¾2-2 ¾
General Description
System Capacity
Items TX-Z 1232/2464 System
System Size 1232 2464
Trunk Line 12 24
Extension 32 64
Key Telephone 32 64
Single Line Telephone 32 64
DSS Console 1 2
Intercom Talk Path 10
Paging Path 2
DTMF Receiver 8 16
Doorphone Interface 2
BGM Input 1
External Speaker Output 2
External MOH Input 1
Ringer Unit 1 2
PF Transfer Line 12
Note: When one DSS Console is connected, one intercom talk path is occupied.
When DSS Console, Paging Path or BGM Input is used, intercom talk path(s)
will be used.

¾2-3 ¾
General Description
Electrical Specifications
Station Cable Length Limit
Key Telephone 300 m (0.5 ftwo-pair twisted cable).
Single Line Telephone 1,125 m (0.5 fone-pair twisted cable).
Doorphone Box 150 m (0.5 fone-pair twisted cable).
* Off-premises extension is not allowed. In other words, do not run the wire
in outdoor.
Power Supplies
308M 90 V AC to 264 V AC, 50/60 Hz.
824M-100 90 V AC to 134 V AC, 50/60 Hz.
824M-200 180 V AC to 264 V AC, 50/60 Hz.
Primary Power
2464M 90 V AC to 264 V AC, 50/60 Hz.
308 40 VA maximum.
824 85 VA maximum.
1232 195 VA maximum.
Power
Consumption
2464 390 VA maximum.
Secondary Power +5 V DC, +6 V DC, +12 V DC, +28 V DC.
External Equipment Specifications
Background Music (BGM) /Specifications
Input Impedance 600 W
Input Level Nominal 250 mV (-10 dBm).
Maximum Input 1 Vrms
External Music On Hole (MOH) Specifications
Input Impedance 600 W
Input Level Nominal 250 mV (-10 dBm).
Maximum Input 1 Vrms
External Paging Speaker Specifications
Output Impedance 600 W
Output Level Nominal 250 mV (-10 dBm).
Maximum Output 400 mV rms

¾2-4 ¾
General Description
Mechanical specifications
Items Dimensions (W ´
´´
´D ´
´´
´H mm)/Weights (Kg)
TX-Z 308 335 ´265 ´90/1.9
TX-Z 824 475 ´325 ´104/5.00 Main
Equipment TX-Z
1232/2464 494.6 ´362 ´230/6.70
221 ´170 ´88/0.80 (TXD)
Display Type 216 ´177 ´81/0.75 (BTXD)
221 ´170 ´88/0.75 (TD)
Key Telephone
Standard Type 216 ´177 ´81/0.70 (BTD)
221 ´170 ´63/0.50 (64 D DSS)
DSS Console 216 ´177 ´59/0.50 (64 BD DSS)
221 ´62.5 ´63/0.20 (24 DL DLS)
DLS Console 212 ´60 ´59/0.20 (24 BDL DLS)
Doorphone Box 132 ´100 ´35/0.20
Environmental Specifications
Items Environmental Requirements
System 0 to 45 degree C (32 to 113 degree F).
Temperature Doorphone -20 to 60 degree C (-4 to 140 degree F).
Humidity 10% to 95% noncondensing.

¾2-5 ¾
System Configuration (TX-Z 308)
Name Description Quantity
/System Remarks
NX.E-308M TXZ ME TX-Z 308 Main Equipment 1
CPU, Power Supply,
battery charger, 3-Trunk/8-
extension interface, ringer,
1 PF transfer circuit
included.
NX.E-6TD TXZ KTS 6 Line keys, standard type Key
Telephone
NX.E-6TXD TXZ KTS 6 Line keys, display type Key Telephone
NX.E-12TD TXZ KTS 12 Line keys, standard type Key
Telephone
NX.E-12TXD TXZ KTS 12 Line keys, display type Key Telephone
1st Model.
Modular station cable
included.
NX.E-6BTD TXZ KTS 6 Line keys, standard type Key
Telephone
NX.E-6BTXD TXZ KTS 6 Line keys, display type Key Telephone
NX.E-12BTD TXZ KTS 12 Line keys, standard type Key
Telephone
NX.E-12BTXD TXZ KTS 12 Line keys, display type Key Telephone
1 to 7
2nd Model.
Modular station cable
included.
NX7E-3SMDR-A1 SMDR interface card 1 Note 2
NX7E-3DHEXU-A1 Doorphone I/F, relay contacts, EXMOH
input, EXP output 1
Note 2
Music source is required
for EXMOH.
NX7E-3FAXU-A1 FAX Transfer /DUD Interface Card 1 Note 2
NX7E-3CIDU-A1 Caller-ID Interface Card 1 Note 2
Complied with Bellcore
Spec.
NT-S-D6 2-wire doorphone box 2
DX2E-32i/NX7E
BATTERY BOX External backup battery box 1 NP2.6 or equivalent batteries are required.
NX.E TXZ W.M.K Wall-mount bracket As
needed
NX.E TXZ
ABB.CARD SET Pull-out type abbreviated dial number card (20 pcs) As needed
DX.E
ABB.CARD SET Stand type abbreviated dial number card (20 pcs) As needed
1 pce. per key telephone.
Note 1: The above list shows composition of a system with full capacity.
Note 2: A maximum of 2 out of these 4 optional cards can be installed in TX-Z 308 Main
Equipment.
<Abbreviations used>
EXMOH: External Music On Hold
EXP: External Paging
KTS: Key Telephone Set
ME: Main Equipment
SMDR: Station Message Detail Recording
SLT: Single Line Telephone
DUD: Direct Universal Dialing

¾2-6 ¾
System Configuration (TX-Z 824)
Name Description Quantity
/System Remarks
NX.E-824M TXZ ME(1) TX-Z 824 Main Equipment for 100V
NX.E-824M TXZ ME(2) TX-Z 824 Main Equipment for 200V 1
CPU, Power Supply,
battery charger, and 4-
Trunk/8-extension
interface included.
NX.E-6TD TXZ KTS 6 Line keys, standard type Key
Telephone
NX.E-6TXD TXZ KTS 6 Line keys, display type Key Telephone
NX.E-12TD TXZ KTS 12 Line keys, standard type Key
Telephone
NX.E-12TXD TXZ KTS 12 Line keys, display type Key Telephone
1st Model.
Modular station cable
included.
NX.E-6BTD TXZ KTS 6 Line keys, standard type Key
Telephone
NX.E-6BTXD TXZ KTS 6 Line keys, display type Key Telephone
NX.E-12BTD TXZ KTS 12 Line keys, standard type Key
Telephone
NX.E-12BTXD TXZ KTS 12 Line keys, display type Key Telephone
24
2nd Model.
Modular station cable
included.
NX7E-208E-A1 2-Trunk/8-extension card
NX7E-008E-A1 8-extension card 2
NX7E-4PFU-A1 4 PF transfer card 1 4 power failure transfer
circuits for SLT.
NX7E-8DHEXU-A1 Doorphone I/F, relay contacts
EXMOH/BGM input, EXP output 1Music sources are required for EXMOH, BGM.
NX7E-8RGU-A1 Ringer unit for Single Line Telephone 1 1 pce. for a system when
SLT is connected.
NX7E-8SMDR-A1 SMDR interface card Needed to use SMDR
printer.
NX7E-8SMCID-A1 Caller-ID/SMDR interface card 1Needed to use Caller-
ID/SMDR
NX7E-8CID ADAPTOR Caller-ID adapter 1 1 set for 8 Trunk lines
Complied with Bellcore
Spec.
NX.E-24DL TXZ DLS 24 key DLS Console for 1st Model Key
Telephone (used as DSS Console)
NX.E-24BDL TXZ DLS 24 key DLS Console for 2nd Model Key
Telephone (used as DSS Console)
3Connected to display type
key telephone.
NT-S-D6 2-wire doorphone box 2 8DHEXU is required.
NVM-2 Model 1 Voice Mail with 2 ports, 2 hour voice
storage, 50 mailboxes. As needed 1 Voice Mail I/F is required for 2 ports.
NVM-2 Model 2 Voice Mail with 4 ports, 4 hour voice
storage, 50 mailboxes. As needed 1 Voice Mail I/F is required for 2 ports.
NVM-22 Voice Mail with 2-4 ports, 25 hour voice
storage, 50-100 mailboxes. As needed 1 Voice Mail I/F is required per port.
Voice Mail I/F Voice Mail Interface Unit As
needed Required for VM connection
DX2E-32i/NX7E
BATTERY BOX External backup battery box 1 NP2.6 or equivalent batteries are required.

¾2-7 ¾
System Configuration (TX-Z 824)
Name Description Quantity
/System Remarks
NX.E TXZ W.M.K Wall-mount bracket As
needed
NX.E TXZ
ABB. CARD SET Pull-out type abbreviated dial number card (20 pcs) As needed
DX.E
ABB. CARD SET Stand type abbreviated dial number card (20 pcs) As needed
1 pce. per key telephone.
NOTE:The above list shows composition of a system with full capacity.

¾2-8 ¾
System Configuration (TX-Z 1232/2464)
Name Description Quantity
/System Remarks
1232 2464
NX.E-2464M TXZ ME TX-Z 1232/2464 Main Equipment 1 1
NX7E-12MB Basic mother board
NX7E-12PS Power supply unit
NX7E-24POWU DC/DC power supply, battery charger Factory equipped units
NX7E-24EPMB-A1 Expansion mother board for 2464 -1
NX7E-12PS Expansion power supply unit for 2464 -1
NX7E-24CPU-B1 System main processing unit 1 1 BGM and EXMOH input, 2 relay contacts, and Caller-
ID software included.
NX7E-408U-A1 4-Trunk/8-extension card Can not be installed to Slot
No.4 and No.8.
NX7E-008U-A1 8-extension card 48
NX7E-24DHU-A1 2-doorphone I/F card 1 1 Daughter board for 24CPU
NX7E-24SMDR-A1 SMDR interface card
NX7E-24SMCID-A1 Caller-ID/SMDR interface card 11 Needed to use Caller-ID
NX7E-8CID Adapter Caller-ID adapter 2 3 1 set for 8 Trunk lines
Complied with Bellcore
Spec.
NX7E-12PFU-A1 12-Trunk line PF transfer card 1 1 12 power failure transfer
circuits for SLT.
NX7E-24VAU-A1 Voice announce unit 1 1
NX7E-8RGU-A1 Ringer unit for Single Line Telephone 1 2 Common unit with TX-Z
824
DX2E-32i/NX7E
BATTERY BOX External backup battery box 1 1 NP2.6 or equivalent batteries are required.
NT-S-D6 2-wire doorphone box 2 2 24DHU is required.
NVM-2 Model 1 Voice Mail with 2 ports, 2 hour voice
storage, 50 mailboxes. As needed 1 Voice Mail I/F is required for 2 ports.
NVM-2 Model 2 Voice Mail with 4 ports, 4 hour voice
storage, 50 mailboxes. As needed 1 Voice Mail I/F is required for 2 ports.
NVM-22 Voice Mail with 2-4 ports, 25 hour voice
storage, 50-100 mailboxes. As needed 1 Voice Mail I/F is required per port.
Voice Mail I/F Voice Mail Interface Unit As
needed Required for VM connection
NX.E-24DL TXZ DLS 24 key DLS console for 1st Model Key
Telephone
NX.E-24BDL TXZ DLS 24 key DLS console for 2nd Model Key
Telephone
816
Connected to display type
Key Telephone
NX.E-64D TXZ DSS 64 key DSS console for 1st Model Key
Telephone
NX.E-64BD TXZ DSS 64 key DSS console for 2nd Model Key
Telephone
12
Included in the extension
quantity

¾2-9 ¾
System Configuration (TX-Z1232/2464)
Name Description Quantity
/System Remarks
1232 2464
NX.E-6TD TXZ KTS 6 Line keys, standard type Key
Telephone
NX.E-6TXD TXZ KTS 6 Line keys, display type Key Telephone
NX.E-12TD TXZ KTS 12 Line keys, standard type Key
Telephone
NX.E-12TXD TXZ KTS 12 Line keys, display type Key
Telephone
1st Model.
Modular station cable
included.
NX.E-6BTD TXZ KTS 6 Line keys, standard type Key
Telephone
NX.E-6BTXD TXZ KTS 6 Line keys, display type Key Telephone
NX.E-12BTD TXZ KTS 12 Line keys, standard type Key
Telephone
NX.E-12BTXD TXZ KTS 12 Line keys, display type Key
Telephone
32 64
2nd Model.
Modular station cable
included.
NX.E TXZ W.M.K Wall-mount bracket As
needed
NX.E TXZ
ABB. CARD SET Pull-out type abbreviated dial number card (20 pcs) As needed
DX.E
ABB. CARD SET Stand type abbreviated dial number card (20 pcs) As needed
1 pce. per key telephone.

¾2-10 ¾
Visual Indication
1. LED Indication (KTS)
LED Category Interval (sec) Location
Trunk Line Incoming Call 60 IPM Flash
Trunk Line Hold 120 IPM Flash
Trunk Line I-Hold 300 IPM Flutter
Trunk Exclusive Hold 120 IPM Flicker
Line
Trunk Line Busy Steady
Intercom Incoming Call 300 IPM Flutter
Intercom Hold 120 IPM Flicker
ICM
Intercom Busy Steady
Call Forward Transferred
Extension/Follow-Me
Transferred Extension 300 IPM Flutter
Call Forward Originating
Extension/Follow-Me
Originating Extension 60 IPM Flash
Night Service
(Manual) Steady
TRFR
Night Service
(Automatic) 120 IPM Flash

¾2-11 ¾
Visual Indication
LED Category Interval (sec) Location
Do Not Disturb Steady
Trunk Line DND 120 IPM Flash
Executive Call Forward
Transferred Extension 60 IPM Flash
DND
DND Message in Active 120 IPM Flicker
Microphone Off Steady
Monitored Extension
(BTD, BTXD TEL) 300 IPM FlutterMIC
Monitoring Extension
(BTD, BTXD TEL) 120 IPM Flicker
SPK Speaker On Steady
Message Waiting Received
(TD, TXD TEL) 120 IPM Flicker
MW Message Waiting
Originated
(TD, TXD TEL) 120 IPM Flicker
Monitored Extension
(TD, TXD TEL) 300 IPM Flutter
MON Monitoring Extension
(TD, TXD TEL) 120 IPM Flicker

¾2-12 ¾
Visual Indication
LED Category Interval (sec) Location
DSS
(BLF) Extension Busy/Intercom Incoming/DND Extension Steady
Message Waiting Received
(BTD, BTXD TEL) 120 IPM Flicker
Message Waiting
Originated
(BTD, BTXD TEL) 120 IPM Flicker
Intercom Line Incoming
Call
(BTD, BTXD TEL) 300 IPM Flutter
Indica
-tor
Trunk Line Incoming Call
(BTD, BTXD TEL) 60 IPM Flash

¾2-13 ¾
Visual Indication
2. LED Indication (DLS)
LED Category Interval (sec) Location
Extension Busy Steady
Intercom Incoming Called
Extension 120 IPM Flash
DLS
(824)
DND Extension 300 IPM Flutter
Trunk Line Incoming Call 60 IPM Flash
Trunk Line Hold 120 IPM Flash
Trunk Line I-Hold 300 IPM Flutter
Trunk Line Exclusive Hold 120 IPM Flicker
DLS
(1232)
(2464)
Trunk Line Busy Steady

¾2-14 ¾
Audible Indication
1. Tone Interval Indication (KTS)
Category Interval (sec) Location
Trunk Line Incoming Call 600/450/16 Hz FM
Trunk Line Off-Hook Signal Tone
(Speaker Busy) 600/450/16 Hz FM
Trunk Line Automatic Recall 600/450/16 Hz FM
Three-Minute Tone 600 Hz 3 Splash
Toll Restriction and Each Password
Entry Failed 600 Hz 1 Splash
Line Available in Trunk Queuing 600/450/16 Hz FM
Paging/Doorphone Splash Tone 800 Hz 2 Splash
Intercom Call (Voice) Splash Tone
(MIC ON) 800 Hz 1 Splash
Intercom Call (Voice) Splash Tone
(MIC OFF) 800 Hz 2 Splash
Intercom Signal Call 450/16 Hz AM
Intercom Off-Hook Signaling Tone 450/16 Hz AM