Philips DVP620VR/78 Service Manual page 49

Main CBA Top View
CAUTION
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
F REPLACE ONLY WITH THE SAME TYPE FUSE.
ATTENTION : POUR UNE PROTECTION CONTINUE LES RISQES
A V D'INCELE N'UTILISER QUE DES FUSIBLE DE MÊME TYPE.
RISK OF FIRE-REPLACE FUSE AS MARKED.
"This symbol means fast operating fuse."
"Ce symbole reprèsente un fusible à fusion rapide."
Sensor CBA Top View
BHF300F01011A
BHF300F01011B
TO SENSOR CBA
(END-SENSOR)
WF2
TP302
RF-SW
WF3
TP301
C-PB
TP513
CTL
VR501
SW-P
CAUTION !
Fixed voltage ( or Auto voltage selectable ) 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.
NOTE :
The voltage for parts in hot circuit is measured
using hot GND as a common terminal.
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.
1-12-23
WF1
TP751
TO SENSOR CBA
V-OUT
(START-SENSOR)
DVD Open/Close Power SW CBA
CBA Top View Top View
BH9600F01012C
BH9600F01012B
Note:
L1004 is positioned on the Cathode
side of D1011 as shown below.
D1011
TP502
S-INH
1-12-24 BH9600F01012A
L1004