Philips 20MC4304, Service Manual

Page: 136 / 316

1-12-17
1-12-18
T1006SCM6
Main 6/6 Schematic Diagram < TV/VCR Section >
Voltage indications for PLAY, REC and DVD modes
on the Schematic Diagrams are as shown below:
1 2 3
5.0
(2.5)
<
0
>
~
5.0
THE SAME VOLTAGE FOR
PLAY,REC & DVD MODES.
INDICATES THAT THE VOLTAGE
IS NOT CONSISTENT HERE.
PLAY MODE
REC MODE
DVD MODE
“ “ = SMD
NOTE :
The voltage for parts in hot circuit is measured
using hot GND as a common terminal.
CAUTION: FOR CONTINUED PROTECTION AGAINST RISK
OF FIRE, REPLACE ONLY WITH SAME TYPE 4A, 125V FUSE.
ATTENTION: UTILISER UN FUSIBLE DE RECHANGE DE
MÊME TYPE DE 4A, 125V.
4A/125V
CAUTION !
Fixed voltage ( or Auto voltage selectable ) 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.
VOLTAGE CHART (Power off mode)
Ref. No. 1 4
IC601 12.0 1.6
Ref. No.
IC682
Ref. No.
Q601
Ref. No.
Q221
Q602
Q604
Q605
Q606
Q607
Q609
Q613
Q614
Q681
Q683
Q688
2 3
10.9 0.3
1 2 3
3.1 0 1.9
S D G
0 164.2 1.8
E C B
5.3 5.3 3.5
0 1.8 0.3
6.8 10.9 7.4
0 8.0 0
9.2 9.2 8.6
0 0.1 0.7
5.9 8.2 6.5
0.8 8.1 1.4
0.9 8.1 1.4
0.4 3.2
0.9
0.3 3.2 0.9
0.8 3.2
0.9