User's Manual

Lucent Technologies — Proprietary
See notice on first page
401-660-100 Issue 11 August 2000
22-31
Linear Amplifier Circuit (LAC) Maintenance
Figure 22-8. UN166 AFI Board Test Points
C56 C38
LS32
LS31
GND (PIN 8)
GND (PIN 8)
TX - (PIN 13)
TX + (PIN 14)
RX + (PIN 2)
RX - (PIN 1)
TEST LIMITS
CHIP
NUMBER
OHMMETER
( - ) TERMINAL
OHMMETER
( + ) TERMINAL
RESISTANCE
RANGE (Ohms)
26LS32
26LS32
26LS31
26LS31
PIN 1
PIN 2
PIN 13
PIN 14
PIN 8 (GND)
PIN 8 (GND)
PIN 8 (GND)
PIN 8 (GND)
4k < R < 200k
4k < R < 200k
R > 20k
R > 20k
NOTE : OHMMETER ( + ) TERMINAL ON GROUND PIN
B
A
C
K
P
L
A
N
E
C
O
N
N
E
C
T
O
R
UN166
C37