Transcend
t
43™ Dual-Band DAS
DW-010-7373-09
Installation and Operation Manual -
Preliminary
Dali Wireless
Proprietary and Confidential
58
Rev: 0-2
Nov , 2011
0
t43™
DL RF Shutdown Enabled
User has manually disabled the
downlink path in the
tHost™
.
•
Re-enable the DL path from the
t43™
main page.
t43™
UL RF Shutdown Enabled
User has manually disabled the
uplink path in the
tHost™
.
•
Re-enable the DL path from the
t43™
main page.
t43™
UL High Power
Received power received on
t43™
antenna port is above configured
threshold.
•
Ensure that antenna is not positioned in such a way that a mobile may
come within 1 meter.
•
If the above is not feasible then increase the DRU UL attenuation to
compensate.
•
Adjust alarm threshold on
tHost™
main page. – threshold hard coded
t43™
PA Low RF Power
t43™
PA High RF Power
Power transmitted from the
t43™
is
above configured threshold.
•
Ensure that the input power is not above what is expected.
•
Increase
tHost™
or
t43™
attenuation.
t43™
PA Low Gain
PA gain is below expected.
•
May be caused by
t43™
PA High RF power.
•
May be caused by internal hardware failure.
t43™
LNA Failure
First amplifier in
t43™
receiver has
failed.
•
May be caused by
t43™
UL High power.
•
May be caused by internal hardware failure.
t43™
PA Over Temperature
Temperature of the PA is close to
exceeding safe operating levels.
•
May be caused by
t43™
Fan Failure.
•
Check ambient temperature to ensure it is not above rated temperature.
•
Ensure that airflow from the bottom of the fins and above the fans is not
obstructed.
•
Ensure unit is positioned vertically with fans at the top.
t43™
PA High VSWR
Power reflections detected on the
t43™ antenna cable.
•
Check antenna cabling for high VSWR.
Unit level
t43™
Fan Failure
One of the fans in the
t43™
has
failed. Unit is able to operate normally
until the second fan fails.
•
Fans are field replaceable. Replace and check that alarm is cleared.
t43™
M&C Comm. Failure
CommScope v. Dali Wireless
IPR2020-01409
DALI WIRELESS Exhibit 2004
Page 58 of 61