ISDN Interfaces
RBUU/RBUS Interface Unit
5-26
Strata CTX I&M 10/02
Figure 5-23
Location of LEDs and Connectors (RBUU/RBUS)
Table 5-8
RBUU/RBUS LED Indications
LED
Definition
LED Off
LED On
LED Blinking
BSY
Busy
Port is in idle.
Port is busy.
Port is in test mode.
TS
Time
Synchronization
Not CLK extraction port.
Secondary CLK
extraction port.
Extracting CLK port.
PSI
1
1.
PSI is labeled LOS on Beta PCBs
Port Status
Indicator
Port is in LT mode.
Port is in NT mode.
AIB is received by this
port.
FS
Frame
Synchronization
Frame alignment is
established.
Frame Alignment error.
Port is trying to establish
frame alignment.
RBUU1A
RS-232C
Monitor Output
4776
RBUS1A
RJ45 Modular
for Circuit 3
RJ45 Modular
for Circuit 4
RJ45 Modular
for Circuit 1
RJ45 Modular
for Circuit 2
LED Indicators
for Circuit 1
LED Indicators
for Circuit 2
LED Indicators
for Circuit 3
LED Indicators
for Circuit 4
BSY
T S
PSI
F S
BSY
T S
PSI
F S
BSY
T S
PSI
F S
BSY
T S
PSI
F S
Summary of Contents for Strata CTX100
Page 16: ...Introduction Related Documents Media xii Strata CTX I M 10 02 ...
Page 94: ...Strata CTX100 Installation Installing the CTX100 Cabinet 2 24 Strata CTX I M 10 02 ...
Page 150: ...Strata CTX670 Installation Remote Expansion Cabinet Unit 3 56 Strata CTX I M 10 02 ...
Page 188: ...PCB Installation Network Requirements 4 38 Strata CTX I M 10 02 ...
Page 238: ...T1 Loop Back Testing 6 12 Strata CTX I M 10 02 ...
Page 310: ...Station Apparatus 2000 series Telephones 8 48 Strata CTX I M 10 02 ...
Page 342: ...Peripheral Installation Station Message Detail Recording SMDR 9 32 Strata CTX I M 10 02 ...