
AQ OC2,OC8 pin no.7 ;
Main PCB OC2,OC8
(STK4221), pin no.11,13
; B+,B circuits
Check the B+ power
source part in PBD2(GBU6D),
PC1 and PC2.
O
O
O
Is Mute selected ?
Confirm for TR short
Replace it
Remove it with Remocon
O
X
Check if the output line is
short
X
X
X
B- (-0.3V)
Check the mute
circuit OQ1(KSR2003)
base B+ (0V)
X
Replace OD8
Replace OQ1
O
OQ4,OQ2
Base B+ ?
O
Headphone jack
Short ?
Replace Headphone jack
X
soldering condition
O
Front PCB
µ
-com pin no.5 ;
Check the "H"
Replace
µ
-com
X
Samsung Electronics
6-3
Troubleshooting
6-1-3 No Output
Содержание MAX-670
Страница 44: ......
Страница 45: ...9 Block Diagrams 9 1 Amp and Tuner Samsung Electronics 9 1 ...
Страница 46: ...DIC2 DIC1 JIC1 KL1L UIC1 UIC2 JIC2 RIC1 9 2 Cassette Deck 9 2 Samsung Electronics Block Diagrams ...
Страница 47: ...9 3 CD Samsung Electronics 9 3 Block Diagrams ...
Страница 63: ...10 1 Samsung Electronics 10 PCB Diagrams 10 1 Amp and Tuner Section 10 1 1 Main ...
Страница 64: ...Samsung Electronics 10 2 PCB Diagrams ...
Страница 65: ...10 3 Samsung Electronics PCB Diagrams 10 1 2 Front ...
Страница 66: ...Samsung Electronics 10 4 PCB Diagrams 10 2 Cassette Deck and CD Section 10 2 1 Cassette Deck ...
Страница 67: ...10 5 Samsung Electronics PCB Diagrams ...
Страница 68: ...Samsung Electronics 10 6 10 2 2 Front 10 2 3 6 1 Key 10 2 4 Tape Key PCB Diagrams ...
Страница 69: ...10 3 3 SUB 10 7 Samsunge Electronics 10 3 CD 10 3 1 Top View 10 3 2 Bottom View PCB Diagrams ...
Страница 72: ...FIC1 12 1 Samsung Electronics 12 Schematic Diagrams 12 1 Amp and Tuner Section 12 1 1 Main ...
Страница 73: ...UIC1 UIC2 UIC3 Samsung Electronics 12 2 12 1 2 Front Schematic Diagrams ...
Страница 74: ...JIC2 12 3 Samsung Electronics 12 2 Cassette Deck Section Schematic Diagrams ...
Страница 75: ...Samsung Electronics 12 4 12 3 CD Schematic Diagrams 1 1 3 2 2 3 ...