Toshiba strata CT Installation & Maintenance Manual page 195

RSTU or PSTU
(CKT 2)
4246
See Program 19 for Slot Assignment
H
Figure 6-4
C
MOH Source
RSTU, PSTU
25-Pair Connector
VA = P28, W-GN
VB = P3, GN-W
Slot XX*, Circuit 2
Alternate BGM Source:
Digital/Electronic
Telephones and
External Speakers
* Program 19 Assigns Slot XX
Figure 6-5
Strata CT I&M Manual October 2000
A (28)
B (3)
Note
The BGM source port connected to the system must have the same EN60950
classification as the Strata CT. This unit must therefore be of a SELV (Safe Extra
Low Voltage) classification.
Strata CT Alternate BGM Source to Standard Telephone Port Connection
VA
VB
Strata CT Alternate BGM Source Configuration B
High Level
Input
Output
Phone Line
B_C_U
MOH
Strata CT
RCA
Processor 600Ω RCA Jack
Jack
VR1 (Volume)
BGM/PAGE
BGM
RSTU or PSTU
in Slot XX*
4299
Peripheral Installation
RCA Jack
BGM Music
Source
600Ω Output
BGM SOURCE SPECIFICATIONS:
• Input Impedance: 600Ω
• Input Voltage:
Recommended Levels
Min. = 0.14 VRMS (–15 dBm)
Max. = 0.77 VRMS (0 dBm)
Exchange Lines and
MOH
Stations On-Hold
Strata CT
To External
Page System
PIOU
PIOUS
(BGM: #491 ON/#490 OFF)
PEPU
(BGM when Page is Idle,
600Ω Output)
Electronic/Digital
Telephone Speaker
(BGM: #481 ON/#480 Off)
Backplane Wiring
Installation Wiring
6-7