Agilent Technologies ENA Series User Manual page 47

E5070/E5071A is phase-locked to the reference signal,
ExtRef
ExtRef
NOTE
Even when the "7. High Stability Frequency Reference Output Connector (Ref Oven,
Option 1E5 only)" on page 48 and "8. External Reference Signal Input Connector (Ref In)"
on page 48 are connected, phase-locking may not occur immediately after power-on in a
low-temperature environment. (The "ExtRef" display remains gray, not turning blue.) In
such a case, wait a few minutes until the instrument has warmed up and the "ExtRef"
display turns blue.
4-5. Warm-up Status
Ready
Ready
4-6. Service Mode
Indicates the service mode status.
SVC
SVC
SVC
4-7. Date / Time
Displays the date and time generated by the internal clock. The display format is as
follows:
YYYY-MM-DD HH:MM
You can turn the date and time display on/off by manipulating the keys:
Setup
Chapter 2
(displayed in blue) Measurement signal is phase-locked to the external
reference signal
(displayed in gray) Measurement signal is not phase-locked to the external
reference signal.
(displayed in blue) Shows the warm-up in the instrument is completed.
(displayed in gray) Shows the warm-up in the instrument is not completed.
(displayed in blue) The E5070/E5071A is in service mode, which is used for
self-diagnosis and repair of the E5070/E5071A. Therefore,
measurement performance will not be guaranteed
according to the specifications. If, under normal use, the
system remains in the service mode and does not return to
normal operating mode, there is a possibility that the
instrument is out of order.
(displayed in red) An abnormal condition has been detected inside the
E5070/E5071A. The unit may be damaged. Contact the
Customer Contact listed at the end of this brochure or the
distributor from whom the unit was purchased.
(displayed in gray) The E5070/E5071A is in normal mode.
YYYY
: Month
MM
: Day
DD
HH:MM
- .
Show Clock
Overview of Functions
Screen Area: Names and Functions of Parts
is displayed in blue.
ExtRef
: Year (AD)
: Time (0:00 to 23:59)
-
Clock
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