PictureTel Concorde 4500 Servicing Manual page 216

L
label kit F-4
LED
amber 3-5
green 3-5
log, fault 4-5
loopback tests
definitions of 4-33
local channel 4-34, 4-35
local video/audio 4-34
purpose 4-31
remote CSU 4-37
remote video/audio 4-34, 4-36
M
M-34 connectors B-16
manual answer mode 3-17
menus
Far-End tests 4-33
Near-End tests 4-32
microphone connectors B-6
microphone, in the wired keypad 1-19
mini DIN connector
4-pin B-1
8-pin B-2
modem control signals D-7
monitors, sizes 1-12
MPDMs 3-6
multiplexers, T1 3-6
multiplexing D-4
Index-4
N
network
dedicated 3-4, G-3
switched 3-4, G-3
network failure, corrective actions 4-13
network interface
boards, illustration 3-3
definition of 3-2
EIA RS-449 3-7
switched-56 3-5
V.25 3-8
V.25 bis B-15
V.35 3-6
X.21 3-4
no audio, corrective actions 4-11
no display on monitor, corrective actions 4-9
no system power, corrective actions 4-7
nondialed call 3-4
definition of 3-9
O
optional components 1-2
output voltages 1-10
P
parity bits D-1
parity, definition of D-1
Pass-Fail status message 4-4
peripheral failure, corrective actions 4-16
picture-in-picture window 1-2