Philips 14PV360 Service Manual page 39

Main CBA Top View
CAUTION !
Fixed voltage power supply circuit is used in this unit.
If Main Fuse (F601) 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.
1-8-27
Sensor CBA Top View
WF3 WF5
BHB300F01011-A TP001 TP003
CTL V-OUT
BHB300F01011-B
1-8-28
BECAUSE A HOT CHASSIS GROUND IS PRESENT IN THE POWER
SUPPLY CIRCUIT , AN ISOLATION TRANSFORMER MUST BE USED.
ALSO , IN ORDER TO HAVE THE ABILITY TO INCREASE THE INPUT
SLOWLY , WHEN TROUBLESHOOTING THIS TYPE POWER SUPPLY
WF6 WF8 WF1
J219
CIRCUIT , A VARIABLE ISOLATION TRANSFORMER IS REQUIRED.
TP004 TP007 TP002 B-OUT
NOTE :
C-PB A-OUT RF-SW
(C-Trap Adjustment)
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.
1-8-29 BT6300F01011-A