Philips HTS3548/51, Руководство по обслуживанию

Страница: 8 / 33

2 - 2 2 - 2
MA IN UNIT REPAIR CHART 2/3
G
DVD Audio
No Sound
Check CN801 to
DVD loader Cable Loose
No
OK
Check Open/Close
Working or Not
Check CN802 CN803
Check IC801
And Its conjoint parts
No
Re-Insert and fix
the cable
YES
Determine Picture Output
OK
Check IC208 And
Their Conjoint Parts
No
Check Q801 Q802 Q803
OK
to DVD Loader Cable loose
or Bad INT
or Bad INT
Yes
Yes or No
Q804 And Their Conjoint Parts
I
COAXIAL In
No Sound
INT
OK
Check JK702 Pin5
INT OR NO
REPAIR ok
Check And Repair
FB202 FB203
No
Check IC201 IC208 And
OK
Check IC201 Pin6 pin 23
5.0V
Its Conjoint Parts
Yes or No
E
AUX/TV IN
No Output
Check JK302
Check IC304 IC305 Pin7
INT or No
approx -5.6V Pin16 5.6V
Check ZD301ZD302
Check FB307 FB308
Change this JK
Check IC306
And Its Conjoint parts
OK
No
OK
Check IC306 Pin1 Pin3 6 13
Voltage Correct is 5.0V
Yes
INT
No
See C
OK
Yes or No
FB309 Q904
H
Check JK302
Check IC304 IC305 Pin7
INT or No
approx -5.6V Pin16 5.6V Check ZD301ZD302
Check FB307 FB308
Change this JK
Check IC306
And Its Conjoint parts
OK
No
OK
Check IC306 Pin1 Pin3 6 13
Voltage Correct is 5.0V
Yes
INT
No
See C
OK
Yes or No
FB309 Q 904
REPAIR INSTRUCTION (Part Two)