NTRB21 DTI/PRI/DCH TMDI card Page 815 of 894
Circuit Card Description and Installation
Figure 173
NTRB21 TMDI card with clock controller
O
O
S
AC
T
R
ED
YEL
LBK
C
C
D
C
H
RCV
XMT
NTRB21
TMDI
SW
ON
1 2 3 4
DCH F/W
LEN 0
LEN 1
Len 2
553-CSE9024
Stiffeners
NTAK93/51
Clock
Controller
Mounting Holes
Connector Socket
Connector Pins
LEDs
Bantam
Jacks
Standoffs