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M1
M2
M3
M4
N1
N2
N3
N4
O1
O2
O3
O4
P1
P2
P3
P4
Q1
Q2
Q3
Q4
R1
R2
R3
R4
IF SIGNAL
VIDEO SIGNAL
AUDIO SIGNAL
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
7-7
7-8
L6650SCM3
Main 3/4 Schematic Diagram
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.
MAIN 3/4
Ref No. Position
IC33 P-3
IC601
O-1
Q21 P-4
Q33
P-4
Q601
P-2
Q602
P-1
Q652
O-1
Q672
N-2
Q673
N-1
Q674
N-1
Q681
M-2
Q682
M-1
Q683
M-1
Q696
O-2
CN691 Q-2
TP300
N-4
TP301
N-4
VR661 O-1
TRANSISTORS
CONNECTOR
TEST POINTS
VARIABLE RESISTOR
ICS