Yaskawa VCD 723 - Manual (Page 78)

4 Troubleshooting/Maintenance
72 Troubleshooting Flowcharts
9/15/93
Chart 13. Power Supply Verification
ARE SUPPLIES ON
TEST POINTS PER
TABLE 9?
YES REPLACE MICROTRAC
CIRCUIT CARD.
NO
REPLACE DRIVE
POWER SUPPLY.
CHECK VOLTAGE BETWEEN
TERMINAL 15 (+15V) AND
17 (COMMON) ON
DRIVE FOR +15 VDC.
YES REPLACE CABLE
BETWEEN MICROTRAC
CIRCUIT CARD AND
DRIVE.
NO
TP1 - TP13 For use by MagneTek Engineering
TP14 Analog Input 0 (+/-10 VDC)
TP15 Analog Input 1 (+/-10 VDC)
TP16 Analog Output 0 (+/-10 VDC)
TP17 Analog Output 1 (+/-10 VDC)
TP18 +10VREF
TP19 -10VREF
TP20 -15 VDC Supply
TP21 +5 VDC Supply
TP22 +15 VDC Supply
TP23 +24 VDC Supply
TP24 Power Supply Common
TP25 Power Supply Common
Table 9. AC MicroTrac Circuit Card Test Points