U1253B User’s and Service Guide XXI
Figure 5-3 Performing self-test 127
Figure 5-4 Charging mode 129
Figure 5-5 Fully charged and in the trickle state 129
Figure 5-6 Battery charging procedures 131
Figure 5-7 Fuse checking procedures 132
Figure 5-8 Fuse replacement 135
Figure 6-1 Displaying all OLED pixels 139
Figure 6-2 Current terminal error message 140
Figure 6-3 Charge terminal error message 141
Figure 6-4 Unsecuring the instrument for calibration 153
Figure 6-5 Changing the calibration security code 155
Figure 6-6 Resetting security code to factory default 157
Figure 6-7 Typical calibration process flow 166