Inter-Tel 824 Installation And Field Maintenance Manual

INTER-TEL PRACTICES OVERVIEW 
824 II!JSTALLATION & MAIWl!ENANCE Issue 1, June 1984 
OVERVIEW 
CONTENTS PAGE 
1. 
2. 
3. 
4. 
5. 
1. INTRODUCTION ............................................ l-l 
HARDWARE S-Y ........................................ l-1 
IHSTALLATION SUMMARY .................................... 1-2 
MAINTENANCE S-Y ..................................... 1-3 
FEATURES AND PROGRAMMING SOMMARY........................ l-3 
INTRODUCTION 
1.01 The 824 system is a versatile electronic key...

INTER-TEL PRACTICES 
OVERVIEW 
824 INSTALLATION h MAINTENANCE Issue 1, 
June 1984 
,, 
A. KEY SERVICE UNIT jKSU) 
2.02 The Key Service Unit (KSU) houses the circuit boards and 
the system power supply. 
The KSU performs all control and 
switching activities 
for the system. 
incoming calls, This includes detecting 
processing data-controlled features, and control- 
ling the interaction between stations, C.O. lines, and intercom 
paths. 
B. 
KEYSETS 
2.03 Four types of keysets 
are used on the 824 system....

INTER-TEL PRACTICES OVERVIEW 
824 INSTALLATION br MAINTENANCE Issue 1, 
June 1984 
3.04 The INSTALLATION section contains instructions for install- 
ing the following: 
l Cabling 
l Main Distribution Frame (MDF) Cabling 
l Key Service Unit (KSU) 
l Keysets 
l Door-Mates 
l Battery Back-Up 
l Other External Equipment 
4. MAINTENANCE SUMMARY 
4.01 Service is designed for the modular level. In the event of 
a failure, the defective module should be replaced by the service 
personnel from their inventory of...

INTER-TEL PRACTICES 
824 INSTALLATION Sr MAINTENANCE OVERVIEW 
Issue 1, June 1984 
proqramminq Terminal 
l Station Speed Call List 
l Keyset Monitor 
0 Station Monitor 
0 C.O. Line Monitor 
0 Station Set-Up Data 
l Toll Restriction Programming 
l Name Registration 
l Message Registration 
.O Flexible Ringing Arrangement 
l Immediate Ringing 
l Four Toll Restriction Classes 
l Account Codes on Station Message Detail 
CPU Maintenance Panel 
0 C.O. 
Line Equipping 
l DTMF or Dial Pulse Signalling 
0...

INTER-TEL PRACTICES SYSTEM SPECIFICATIONS 
824 INSTALLATION & MAINTENANCE Issue 1, June 1984 
SYSTEM SPECIFICATIONS 
CONTENTS PAGE 
1. 
2. 
3. 
4. 
5. 
6. 
c 
7. 
8. 
9. 
1. INTRODUCTION  INTRODUCTION ............................................ 2-l 
824 KEYSETS ............................................. 2-2 
DOOR-MATES .............................................. 2-3 
EQUIPMENT DIMENSIONS .................................... 2-3 
KEY SERVICE UNIT (KSU) .................................. 2-3 
A. KSU...

INTER-TEL PRACTICES 
SYSTEH SPECIFICATIONS 
824 INSTALLATION & MAINTENANCE 
Issue 1, 
June 1984 
2. 824 KEYSETS 
2.01 A maximum of 24 keysets may be connected to the KSU. 
Stan- 
dard and Display keyset models are available, and both may be 
equipped as Power Failure Transfer units. 
For photographs, refer 
to Figures 2-1 and 2-4 on pages 2-12 and 2-15. 
Keysets are fur- 
ther described in the STATION FEATURES section. 
2.02 All keysets are 
equipped with a pushbutton keypad, eight 
C.O. line keys, 
an...

INTER-TEL PRACTICES 
SYSTEM SPECIFICATIONS 
824 INSTALLATION & MAINTENANCE 
Issue 1, June 1984 
3. DOOR-MATES 
3.01 The Door-Mate is an optional piece of equipment which is 
used to monitor remote areas and serves as a talkback unit. 
Two 
units may be installed and keysets must be programmed to access 
them. When someone rings a Door-Mate, it is identified to sta- 
tion users by its own melody. 
Range Door-Mate #l plays Home on the 
and Door-Mate #2 plays Greensleeves. 
Volume is con- 
trolled on the...

INTER-TEL PRACTICES 
824 INSTALLATIOlY & MAINTENANCE SYSTEM SPECIFICATIOBs 
Issue 1, 
June 1984 
B. POWER SUPPLY 
5.04 The power 
and Door-Mates. 
commercial power 
5.05 The power supply provides power to the KSU-, all stations, 
It requires a 105-125VAC, 
60Hz, single-phase 
source. 
supply may be equipped with battery back-up to 
- . 
- . 
support the system during a power outage or brown-out 
condi- 
tion. Refer to Section 8 for more information. 
5.06 One fuse on the power supply has a 6A 250V value....

INTER-TEL PRACTICES SYSTEM SPECIFICATIONS 
824 INSTALLATION & MAINTENANCE Issue 1, June 1984 
E. PRINTED CIRCUIT BOARDS (J?CBS) 
5.07 Descriptions of each printed 
graphs of all PCBs are located in board are given below. Photo- 
the INSTALLATION section. 
Central Processor Unit (CPU) PCB 
5.08 The systems CPU PCB contains the main controlling micro- 
processor and its associated control, logic, and memory circuits. 
This includes the central processor with up to 48K bytes of ROM 
I- storage, 14K bytes of...

INTER-TEL PRACTICES 
SYSTEX SPECIFICATIONS 
824 INSTALLATION & MAINTENANCE 
Issue 1, June 1984 
i 
Key Telephone Interface (KTI) PCBS 
5.15 There may be three KTI PCBs per system. 
There are two 
types available; 
one with circuitry for four keysets and one with 
circuitry for eight. 
5.16 Each of the circuits on a KTI PCB is assigned a circuit 
number by the PCBs physical location in the KSU and the location 
of the circuit on the PCB. 
Intercom numbers are assigned when 
the system is initialized, but...