NEC NEAX 2000 IPS Installation Manual page 465

Lamp Indications
LAMP
COLOR
NAME
RUN Green
LC Green
LPB –
CRC Red
PCM Red
FRM Red
RMT Red
AIS Red
BL Red
Switch Settings
SWITCH NAME
SENSE
(Rotary SW)
F
4
NOTE 1
NOTE 6
Flashes at 120 IPM while this card is operating normally.
Remains lit when communications are normally ongoing with the D
channel data links connected.
Not used
Remains lit when detecting Cyclic Redundancy Checking (CRC)
errors.
Remains lit when detecting PCM signal loss.
Remains lit when detecting Frame Alignment signal loss.
Remains lit when receiving Frame Alignment signal loss alarm from a
distant office.
Remains lit when a pattern of consecutive "1" is received.
The distant office transmits this signal for a loopback test.
B channel status
ON
OFF
Flash (60 IPM)
Flash (120 IPM) : 2 through 10 channels are busy
SWITCH SETTING
NUMBER POSITION
0-3 Not used
4-F Set the switch to match the AP Number (04-31) to be
set by CM05.
SW1-4: ON
AP No.
SW1-4: OFF
SW No.
FUNCTION
: More than 10 channels are busy
: All channels are idle
: Only one channel is busy
FUNCTION
04 05 06 07 08 09 10
20 21 22 23 24 25 26 27
4 5 6 7 8 9
– 449 –
PN-24PRTA (PRT)
11 12 13 14 15
28 29 30 31
A B C D E F
Continued on next page
NWA-008841-001 Rev.5.0
NOVEMBER/15/2006
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