GW Instek GSP-827 User Manual - Manual (Page 93)

2.7GHz Spectrum Analyzer Operation Manual
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92
ExtRef
Freq
Battery
A battery sign will show up on the display if the battery pack is installed correctly. The Battery
information is presented.
8.4 Power Control
Pushing and holding the power control switch for 2~3 seconds can set the unit to ON and
Standby mode.
8.5 Diagnosis Information on the Display
The diagnosis information is listed below. Only one item of error message will be displayed. If
several problems are detected, the first error message will be displayed. When all problems are
solved, the REF status will appear. (One of INT REF, EXT:REF and INT:MED)
LO1 Unlock: First LO signal is not locked.
LO3 Unlock: Third LO signal is not locked.
INT REF: The reference signal is internal
INT REF Unlock: The internal reference signal is not locked.
EXT REF: The External reference signal is applying to be reference signal of system.
EXT REF Unlock: The system reference signal based on external reference is not locked.(*)
INT MED: The 1ppm stability reference is the system reference signal.
INT MED Unlock: The system reference signal based on 1ppm stability is not locked.
Battery Low: Battery pack is going to run out of energy.
NOTE(*): When External Reference is unlocked, make sure again the external reference frequency
select the right frequency. Refer to Chapter 8.4.3 Option-External Reference Frequecy.
Option Battery
Start:99.5MHz
RBW:30 kHz
Stop:100.5MHz
VBW:100 kHz
Center:100.0MHz
Span:1.0MHz
Sweep:100.0ms
Ref Lvl: 0.0 dBm
-30.0
-40.0
-50.0
-60.0
-70.0
-80.0
0.0
-20.0
-10.0
SAT JAN 28, 2003 14:30:25
INT:REF
AMPL CAL
TG
Demod
Battery
1
Battery 1 Battery 2
Serial #: 1 167
Voltage: 11.44 11.44 Volts
Time to Empty: 179 760 Minutes