ANT S19 - Step 4: Check Boost Circuit Output; Step 5: Check LDO 1.8 V or PLL 0.8 V Group Outputs

S19 Maintenance Guide
8
Figure 5-7
Figure 5-8
Forth step: check the boost circuit output
C55 in the test diagram 4-9 can measure 19V voltage.
Figure 5-9
Figure 5-10
Fifth step: check the output of each group of LDO 1.8V or PLL 0.8V