INSTALLATION-SYSTEM DESCRIPTION
SECTION 400-096-202
SEPTEMBER 1992
TABLE OF CONTENTS
PARAGRAPH
SUBJECT
PAGE
1
GENERAL ..............................................................................................................
2-1
1.10
System Description .............................................................................................
2-1
2
SYSTEM TECHNOLOGY ......................................................................................
2-1
2.00
Custom Electronic Circuitry ................................................................................
2-1
2.10
Microprocessors .................................................................................................
2-1
2.20
Stored Programming ..........................................................................................
2-2
2.30
Pulse Code Modulation (PCM) ...........................................................................
2-2
3
KEY SERVICE UNITS (KSU) .................................................................................
2-2
3.10
DK24 KSU Interior ..............................................................................................
2-2
3.20
DK56 KSU Interior ..............................................................................................
2-2
3.30
DK96 KSU Interior ..............................................................................................
2-4
4
POWER SUPPLIES ...............................................................................................
2-4
4.10
Reserve Power ...................................................................................................
2-5
4.20
Battery Charger ..................................................................................................
2-6
5
POWER FAILURE/EMERGENCY TRANSFER UNIT (DPFT) ................................
2-6
6
PRINTED CIRCUIT BOARD (PCB) DESCRIPTIONS ............................................
2-7
6.10
Printed Circuit Boards .........................................................................................
2-8
7
SYSTEM CONTROLS AND INDICATORS ............................................................
2-13
8
PERIPHERAL EQUIPMENT ..................................................................................
2-13
8.00
Digital Telephones ..............................................................................................
2-13
8.10
Electronic Telephones ........................................................................................
2-19
8.20
Digital and Electronic Telephone Upgrade Options ............................................
2-19
8.30
Direct Station Selection Consoles ......................................................................
2-19
8.40
Toshiba-supplied Peripherals .............................................................................
2-20
8.50
Customer-supplied Peripherals ..........................................................................
2-20
TABLE LIST
TABLE
TITLE
PAGE
2-A
TYPICAL RESERVE POWER FUNCTION ESTIMATES ........................................
2-6
2-B
COMMON CONTROL UNIT DATA ........................................................................
2-9
2-C
INTERFACE PCB OPTIONS .................................................................................
2-9
2-D
DK24 MODEL CONTROLS AND INDICATORS .....................................................
2-15
2-E
DK56 MODEL CONTROLS AND INDICATORS .....................................................
2-16
2-F
DK96 MODEL CONTROLS AND INDICATORS .....................................................
2-17
2-F
DK96 MODEL CONTROLS AND INDICATORS (continued) ..................................
2-18
2-G
PCB CONTROLS AND INDICATORS ...................................................................
2-18
FIGURE LIST
FIGURE
TITLE
PAGE
2-1
DK24/56/96 KSUs ..............................................................................................
2-1
2-2
DK24 KSU INTERIOR ........................................................................................
2-3
2-3
DK56 KSU INTERIOR ........................................................................................
2-3
2-4
DK96 KSU INTERIOR ........................................................................................
2-4
2-i
Содержание Strata DK 24
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