AEG VCR 4500 Service Manual page 32

Main CBA Top View
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.
WF3
J23
V-OUT
WF1
TP502
RF-SW
VR501
SW-P
CAUTION !
Fixed voltage ( or Auto voltage selectable ) power supply circuit is used in this unit.
If Main Fuse (F001) 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.
Sensor CBA Top View
BHF300F01011A
BHF300F01011B
1-8-17
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
CIRCUIT , A VARIABLE ISOLATION TRANSFORMER IS REQUIRED.
1-8-18
TP507
S-INH
TP501
CTL
WF2
TP301
C-PB
BHG470F01013A