Dial Backup Interface Modules; Dbu Module (P/N 1204002L3); Isdn Bri Dbu Module (P/N 1204004L2); Isdn Pri Dbu Module (P/N 1204008L2) - ADTRAN IQ 710 System Manual

6.

DIAL BACKUP INTERFACE MODULES

V.34 DBU Module (P/N 1204002L3)
The following table shows the pinouts for the V.34 DBU Module.
Pin
1-3
4
5
6-8

ISDN BRI DBU Module (P/N 1204004L2)

The following table shows the pinouts for the ISDN BRI DBU Module.
Pin
1-3
4
5
6-8

ISDN PRI DBU Module (P/N 1204008L2)

The following table shows the pinouts for the ISDN PRI DBU Module.
© 2002 ADTRAN, Inc.

Table 9. V.34 DBU Module Pin Assignments

Name
- Not Used
T Network-Tip
R Network-Ring
- Not Used

Table 10. ISDN BRI DBU Module Pin Assignments

Name
- Not Used
T Network-Tip
R Network-Ring
- Not Used

Table 11. ISDN PRI DBU Module Pin Assignments

Pin Name
1 R1 RXDATA-RING
2 T1 RXDATA-TIP
3 UNUSED
4 R TXDATA-RING
5 T TXDATA-TIP
6,7,8 UNUSED
Section 2, Engineering Guidelines
Description
Description
Description
Receive data from the net-
work
Receive data from the net-
work
--
Send data toward network
Send data toward network
--
61202800L1-1B
IQ 710
Page 29
IQ 710 System Manual