+B
TP601
FOCUS-VR
(UPPER SIDE)
SCREEN-VR
(LOWER SIDE)
+B ADJ
VR661
TP301
AGC
GND
TP300
7-13
7-14
7-15 BL6118F01011-1
Main CBA Top View
CAUTION !
Fixed voltage 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.
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.
CAUTION
FOR CONTINUED PROTECTION AGAINST FIRE HAZARD,
REPLACE ONLY WITH THE SAME TYPE FUSE.
ATTENTION : POUR UNE PROTECTION CONTINUE LES RISQES
D'INCELE N'UTILISER QUE DES FUSIBLE DE MEMO TYPE.
RISK OF FIRE-REPLACE FUSE AS MARKED.
"This symbol means fast operating fuse."
"Ce symbole reprèsente un fusible à fusion rapide."
4A/125V
MAIN CBA
Ref No. Position
IC111
D-1
IC151
D-2
IC333
B-1
IC401
D-2
IC551
B-2
IC601
C-4
IC801
D-1
IC802
D-1
Q121 D-2
Q351
C-1
Q377
A-1
Q411
D-3
Q441
E-2
Q571 B-3
Q572
B-3
Q601
B-4
Q602
C-4
Q662
C-3
Q671 C-3
Q675
C-3
Q676
C-3
Q681
D-3
Q682
C-3
Q683
B-2
Q696 D-3
Q825
D-1
Q831
D-3
Q832
D-3
Q833
D-3
J121 A-3
J122 A-3
TP300
A-1
TP301 A-1
TP601 A-5
CN301
A-1
CN571
A-3
CN691
D-4
CN801
D-1
CN802
E-4
WH301A C-2
WH501A A-3
VR661 A-2
ICS
TRANSISTORS
TEST POINTS
CONNECTOR
VARIABLE RESISTOR
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