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Main 4/4 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.
CAUTION ! :
For continued protection against risk of fire,
replace only with same type 4 A, 125V fuse.
4A/125V
ATTENTION : Utiliser un fusible de rechange de même type de 4A, 125V.
10-6
NOTE:
The voltage for parts in hot circuit is measured using
hot GND as a common terminal.
MAIN 4/4
Ref No.
ICS
IC601
IC1652
TRANSISTORS
Q601
Q603
Q1651
Q1652
Q1653
Q1654
Q1655
Q1656
Q1657
TEST POINT
TP402
L3251SCM4
Position
U-1
W-3
S-2
T-2
W-1
W-1
W-1
W-3
W-3
W-2
X-2
X-4
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