NDA-24296 CHAPTER 3

Page 501

Revision 1.0

PA-4ILCH

ISDN Line Circ uit

3. Face Layout of Lam ps, Switches, a nd Connec tors

The fa ce layout of each lam p, switch and conne ctor on this circuit card is shown in Figure 3-151.

Figure 3-151 Face Layout of PA-4ILCH (4ILC)

BER3
LYR3
BL32
BL31
BER2
LYR2
BL21
BL22
BER1
BL12
LYR1
BL11
BER0
BL02
LYR0
BL01
OPE
MB
MODE
NOPE
MBR
L3
L2
L1
L0
LPB
L3
L2
L1
L0
MONITOR (N ot used)
SW21
SW12
SW11
SW20
SW10