ISDN Interfaces

BPTU Installation

Status/Alarm LEDs

FSYNC

MFSYNC

BALM/AIS

YALM/RAI

LOS

BSY

PSYNC

SSYNC

RJ-45

8-pin Modular

Network/CSU

Interface Jack

SW1

RESET

 

 

 

 

 

 

FSYNC

MFSYNC

BALM/AIS

YALM/RAI

LOS

BSY

PSYNC

SSYNC

J2

 

ON

 

ON

R28

 

R28

 

EQ

 

EQ

 

SW4

OFF

SW5

OFF

ON

 

 

 

SW8

 

LB

 

OFF

 

 

 

ON

 

 

 

SW9

 

LB

 

OFF

 

 

 

 

ON

R28

 

EQ

 

SW6

OFF

 

ROM

 

SW10

 

CPU

IC19

 

ON

EQ

 

SW4

OFF

ON

 

SW8

 

OFF

 

ON

 

 

ON

EQ

 

SW5

OFF

LB

 

ON

EQ

 

SW6

OFF

 

ROM

SW10

CPU

ISDN Interfaces

RS-232C

 

 

 

 

J1

 

Connector for

 

 

 

 

Call Data

 

BPTU1A

Monitor (RJ-12)

 

Figure 7-2 BPTU PCB

Backplane

6640 Connector

SW9

OFF

LB

FSYNC - Not Used

MFSYNC

BALM/AIS

YALM/RAI

LOS

BSY

PSYNC

SSYNC - Not Used

6642

Figure 7-3 BPTU LEDs and Connectors

Reset Switch (resets the software)

LEDs

RJ-45 8-pin (shielded)

Modular Connector (to CSU)

RS-232C Connector

for Call-Data Monitor (RJ-12)

Strata CTX I&M 06/04

7-5

Page 271
Image 271
Toshiba CTX28 manual BPTU1A