JDS Uniphase SC-ADSL-A, Руководство пользователя

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Chapter 7 Interpreting Test Results
About ADSL results
46 SmartClass ADSL/Copper Tester User’s Guide
About ADSL results
After the SmartClass ADSL/Copper Tester synchronizes with the DSLAM, the
unit immediately displays results on the LCD. You can view many additional
results by pressing the arrow keys.
LEDs
The LEDs on the front panel report the status of the unit. The function of each
LED is described in
Table 5 .
Modem Summary results
This category provides a summary of the most frequently used test results.
Table 6 describes the Modem Summary results.
Table 5 Status LEDs
LED Function
Sync Reports the status of modem synchronization.
– Flashing green indicates that the modems are training.
– Solid green indicates that the modems are synchronized.
Frame Reports the status of the data connection. Solid green indicates
that a data connection has been established with the network (so
that the ADSL/Copper Tester may send and receive data on the
network).
Error Reports error and alarm conditions. Solid red indicates:
– LOS (Loss of Signal)
– LOF (Loss of Frame)
– LOP (Loss of Power)
– CRC (Cyclical Redundancy Check) Upstream or Downstream
– HEC (Header error correction) Upstream or Downstream
Batt A multi-color LED that indicates the battery status.
– Solid green indicates that an external source is powering the
unit.
– Solid red indicates a low battery.
– Solid amber indicates the battery is charging.
– Flashing amber indicates that the battery type must be speci-
fied.
Table 6 Modem Summary results
Result Description Range
Modem state The current operational state
for the modem. (only shown
when modems are
not synchro-
nized.)
BOOTING, CONFIG,
INIT, IDLE
FRAMING MODE The current ADSL line format.
If your unit has the PTM option,
it will also display whether ATM
or PTM is in use. G.DMT, G.Lite, T1.413,
ADSL2, ADSL2+,
ADSL2(M), ADSL2+(M)