Denon dvd-900 Service Manual page 31

DVD Main 4/4 Schematic Diagram
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AV 1/3 Schematic Diagram
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CAUTION !
Switching power supply circuit is used in this unit.
If Main Fuse (F1001) is blown, check to see that all components in the power
supply circuit are not defective before you connect the AC plug to the AC power
supply. Otherwise it may cause some components in the power supply circuit to
fail.
CAUTION
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE.
NOTE :
THE VOLTAGE FOR PARTS IN HOT CIRCUIT IS MEASURED USING
HOT GND AS A COMMON TERMINAL.
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