Tbsu And Rbsu/Rbss Installation - Toshiba STRATA DK14 Installation And Maintenance Manual

TBSU and RBSU/RBSS Installation

Step 1: Run Related Programs
➤
Run all ISDN programs related to TBSU and RBSU/RBSS BRI circuits prior to installation of
the PCBs. This enables the circuits to operate immediately upon insertion. ISDN BRI
programs are explained in the Strata DK Programming Manual under the ISDN tab.
For the DK40i, make sure to run Program *60 to identify all station (NT) and CO
Important!
(TE) BRI circuits for each RBSU/RBSS and TBSU installed. Program *60 causes
station port and CO line shifting on PCBs installed in slots that follow the BRI
PCBs.
Step 2: Set Option Switches/Jumpers
➤
Set all option switches and jumpers on the TBSU, RBSU, and RBSS PCBs before plugging
the RBSS onto the RBSU or inserting the RBSU into the system. RBSU/RBSS switch/jumper
information and locations are shown in
jumper information is shown in
RBSU1A
BSY
TS
LOS
FS P2
BSY
TS
LOS
FS
SW6
TB3
SW2
P5
PFT
contacts
TB1 TB2
RBSU1A-CM V. 1
2789
Figure 16-8 RBSU PCB
Strata DK I&M 6/00
Figures
Figure 16-12
P7
P4
P6
P3
RBSU/RBSS and TBSU Interface Units
16-8, 16-9 and Table 16-10. TBSU switch/
and Table 16-12.
RBSS
J4 J2
J3 J5
F
2788
Figure 16-9 RBSS PCB
ISDN Interfaces
BSY
TS
LOS
FS
BSY
TS
LOS
FS
16-17