Unframed Pdh (Option Ukk) - HP 37717C Calibration Manual

General Information
Specifications
Real-time clock: Date, time and
elapsed test time.
Trouble Scan: Up to four prioritised
non-zero error results are displayed in
extra-large characters.
Received frequency: Frequency in Hz,
resolution 1 Hz
Offset from internal clock rate (ppm),
(Hz)

UNFRAMED PDH (Option UKK)

Out of Service analysis Errors:
Bit, Code - error count and ratio.
G.821 analysis: (including Annex D)
Severely errored seconds
Percentage severely errored seconds
Errored seconds
Percentage errored seconds
Error-free seconds
Percentage error-free seconds
Unavailability
Percentage unavailability
Unavailable seconds
Degraded minutes
Percentage degraded minutes
Code error seconds
Elapsed time
M.2100 error analysis: Same as G.821
(Bit errors only).
Alarm indication: AIS, signal loss,
pattern sync loss, errors present.
Alarm seconds: All the above plus
power loss.
In-service frame error analysis:
Errors (all rates): Frame, bit - error
count and ratio Code - error count and
ratio (not 140 Mb/s) CRC4 - error
count and ratio (2 Mb/s only) REBE
(E-bits) - error count and ratio (2 Mb/s
only)
G.821-type analysis: On frame bit
errors (all rates) On CRC errors (2 Mb/
s only) On REBE errors (2 Mb/s only)
Spare bit display: At all rates
M.2100 error analysis: Tx error
seconds, Tx severely errored seconds,
Rx error seconds, Rx severely errored
seconds, Unavailability.
Alarm indication:
All rates: AIS, frame loss, signal loss,
remote alarm, Errors present.
2 Mb/s only: CAS/CRC multiframe
loss, remote multiframe alarm.
Alarm seconds: All the above plus
power loss.
STRUCTURED PDH
(Option UKJ or UKL)
Errors: Bit, Code, Frame, CRC, REBE
- error count and ratio
G.821 analysis - Bit, Frame, CRC
REBE
Error count
Severely errored seconds
Percentage severely errored seconds
Errored seconds
Errored seconds Annex D (Bit errors
only)
Percentage errored seconds
Error-free seconds
Percentage error-free seconds
Unavailability
Percentage unavailability
Degraded minutes
Percentage degraded minutes
Code error seconds
Elapsed time
M.2100 error analysis: TX Error
seconds, RX error seconds. TX
severely errored seconds, RX severely
errored seconds, TX unavailability, RX
unavailability.
1-55