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| TROUBLESHOOTING & REPAIR |
DC BUS POWER SUPPLY PC BOARD TEST (CONTINUED)
FIGURE F.7 – DC BUS POWER SUPPLY POWER SUPPLY PC BOARD
LED
DC BUS
POWER
SUPPLY
PC BOARD 
J47
J46
CAPACITOR
C3
CAUTION!
J46 |
| J47 |
| ||
1 | 2 | 1 | 2 | 3 | 4 |
3 | 4 | 5 | 6 | 7 | 8 |
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TEST PROCEDURE
1.Remove input power to the machine.
2.Using the 3/8” nut driver, remove the case top.
3.Locate the DC Bus Power Supply PC Board and plugs P46 and P47. See Figure F.7.
4.Carefully apply input power to the Power Wave 455/R.
WARNING
ELECTRIC SHOCK can kill.
High voltage is present when input power is applied to the machine.
5.Turn on the Power Wave 455/R. The LED on the DC Bus Power Supply PC Board should light.
