NTRB21 DTI/PRI/DCH TMDI card Page 815 of 894

Figure 173

NTRB21 TMDI card with clock controller

Len 2

LEN 1

LEN 0

DCH F/W

1 2 3 4

ON

SW

Connector Socket

Stiffeners

Connector Pins

LEDs

Bantam

Jacks

TMDI

O

 

OS

ACT

R

 

ED

YEL

LBK

C

 

C

 

D

 

C

 

H

RCV

 

XMT

 

NTRB21

NTAK93/51

Clock

Controller

Mounting Holes

Standoffs

553-CSE9024

Circuit Card Description and Installation

Page 815
Image 815
Nortel Networks 553-3001-211 manual NTRB21 Tmdi card with clock controller