Figure 3-7
Figure 3-8
Figure 3-9
Figure 3-10
Figure 3-11
Figure 3-12
Figure 3-13
Figure 3-14
Figure 4-1
Figure 4-2
Figure 4-3
Figure 4-4
Figure 4-5
Figure 4-6
Figure 4-7
Figure 4-8
Figure 4-9
Figure 4-10
Figure 4-11
Figure 4-12
Figure 4-13
Figure 4-14
Figure 4-15
Figure 4-16
Figure 4-17
Figure 4-18
Figure 5-1
Figure 5-2
Figure 5-3
Figure 5-4
Figure 5-5
Figure 5-6
Figure 5-7
Figure 5-8
Figure 6-1
Figure 6-2
Figure 6-3
18
Hand (Manual) logging mode operation
Full Log
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Interval (Automatic) logging mode operation
Log review mode operation
Frequency adjustment for square wave output
Pulse width adjustment for square wave output
Pulse width adjustment for square wave output
Cable connection for remote communication
Data hold/Refresh hold setup
Data logging setup
Thermocouple type setup
Reference impedance for dBm measurement setup
Minimum frequency setup
Temperature unit setup
Auto power saving setup
% scale readout setup
Beep frequency setup
Backlit timer setup
Baud rate setup remote control
Parity check setup
Data bit setup for remote control
Echo mode setup for remote control
Print mode setup for remote control
Reset setup
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 123
Battery voltage selection
DC filter
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 125
9 V rectangular battery
Battery capacity display as trickle
Self-test
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 134
Charging mode
Charge end and trickle state
Battery charging procedure
Fuse checking procedures
Fuse replacement
LCD display
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Input warning
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Charge terminal alert
Keysight U1251B and U1252B User's and Service Guide
. . . . . . . . . . . . . . . . . . . . . 94
. . . . . . . . . . . . . . . . . . 106
. . . . . . . . . . . . . . . . . . . . . . . . . . 107
. . . . . . . . . . . . . . . . . . . . . 108
. . . . . . . . . . . . . . . . . . . . . 110
. . . . . . . . . . . . . . . . . . . . . . . 112
. . . . . . . . . . . . . . . . . . . . . . 114
. . . . . . . . . . . . . . . . . . . . . . . . 115
. . . . . . . . . . . . . . . . . . . . . . . . 116
. . . . . . . . . . . . . . . . . . . . . . . . . . . 117
. . . . . . . . . . . . . . . . 118
. . . . . . . . . . . . . . . . . . . . . . . . . . . 119
. . . . . . . . . . . . . . . 120
. . . . . . . . . . . . . . . . . . . . . . 124
. . . . . . . . . . . . . . . . . . . . . . . 130
. . . . . . . . . . . . . . . 133
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . 136
. . . . . . . . . . . . . . . . . . . 136
. . . . . . . . . . . . . . . . . . . . 138
. . . . . . . . . . . . . . . . . . . . . 139
. . . . . . . . . . . . . . . . . . . . . . . . . . . 142
. . . . . . . . . . . . . . . . . . . . . . . . . 151
. . . . . . . . . . . 90
. . . . . . . 92
. . . . . 96
. . . . 97
. . . . 98
. . . . . . . 99
109
. . . . . . . . . . . . 121
. . . . . . . . . . . . . 122