PN-24DTA-A (DTI)
1.Location of Lamps, Switches, and Connectors
[When Card Issue No. is before 5A]
AISS
MAS
JPR1 
JPS
JPR0
SENS
RUN
MB
SW
CRC PCM FRM RMT AIS BL
[When Card Issue No. is after 5B]
AISS
MAS
JPR1 
JPS
JPR0
SENS
RUN
MB
SW
CRC PCM FRM AIS RMT BL
2.Lamp Indications
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| Lamp Indications | |
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LAMP NAME | COLOR |
| FUNCTION | |
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RUN | Green | Flashes at 120 IPM while this card is operating normally. | ||
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CRC | Red | Lights when detecting Cyclic Redundancy Checking (CRC) errors. | ||
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PCM | Red | Lights when detecting PCM signal loss. | ||
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FRM | Red | Lights when detecting a Frame Alignment signal loss. | ||
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RMT | Red | Lights when receiving a Frame Alignment signal loss alarm from a distant office. | ||
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AIS | Red | Lights when a pattern of consecutive “1” is received. The distant office transmits this signal | ||
for a | ||||
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| B channel status | ||
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| ON | : More than 10 channels is busy | |
BL | Red | OFF | : All channels are idle | |
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| Flash (60 IPM):Only one channel is busy | ||
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| Flash (120 IPM):2 through 10 channels are busy | ||
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Page 75
Revision 2.0
