XVIII
Keysight U1251B/U1252B User’s and Service Guide
Figure 3-8 Full Log 64
Figure 3-9 Interval (Automatic) logging mode operation 66
Figure 3-10 Log review mode operation 68
Figure 3-11 Frequency adjustment for square wave output 70
Figure 3-12 Duty cycle adjustment for square wave output 71
Figure 3-13 Pulse width adjustment for square wave output 72
Figure 3-14 Cable connection for remote communication 73
Figure 4-1 Data hold/Refresh hold setup 80
Figure 4-2 Data logging setup 81
Figure 4-3 Thermocouple type setup 82
Figure 4-4 Reference impedance for dBm measurement setup 83
Figure 4-5 Minimum frequency setup 84
Figure 4-6 Temperature unit setup 86
Figure 4-7 Auto power saving setup 88
Figure 4-8 % scale readout setup 89
Figure 4-9 Beep frequency setup 90
Figure 4-10 Backlit timer setup 91
Figure 4-11 Baud rate setup remote control 92
Figure 4-12 Parity check setup 93
Figure 4-13 Data bit setup for remote control 94
Figure 4-14 Echo mode setup for remote control 95
Figure 4-15 Print mode setup for remote control 96
Figure 4-16 Reset setup 97
Figure 4-17 Battery voltage selection 98
Figure 4-18 DC filter 99
Figure 5-1 9 V rectangular battery 104
Figure 5-2 Battery capacity display as trickle 107
Figure 5-3 Self-test 108
Figure 5-4 Charging mode 110
Figure 5-5 Charge end and trickle state 110
Figure 5-6 Battery charging procedure 111
Figure 5-7 Fuse checking procedures 112
Figure 5-8 Fuse replacement 115
Figure 6-1 LCD display 123
Figure 6-2 Input warning 124
Figure 6-3 Charge terminal alert 125