2.4 Fault flow chart
Fault symptom:
- Fault in voltages
Possible causes:
- PCB6, SMPS
- Connections
Measure mains supply
Fuse F0 OK?
Measure connection
to Socket, PCB
OK?
Re-establish
connection
Measure 2V, -2V,
6V 5V_SB
OK?
Measure all
connections in BS4
are all right
Change
PCB6, SMPS
Fault symptom:
- Front glass does not close
Possible causes:
- Bright light shining on the product
- PCB3, Magic
Use menu to change
sensitivity of the door
censors
OK?
Lift the front glass a
little
Push “Load”
Front glass opens
BS4 is placed in bright
light?
No
Yes
Measure connections
or replace PCB3,
Magic
Move BS4 to another
place
OK?
ABO-CENTER
v/HENRIKSENS
ELEKTRONIK
Содержание BeoSound 4 2851
Страница 19: ...Fault flow chart 2 11 Placement of magnet A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K ...
Страница 20: ...2 12 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K ...
Страница 21: ...Service Mode 3 Not completed A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K ...
Страница 22: ...3 Service Mode Not completed A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K ...
Страница 54: ...5 30 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K ...
Страница 58: ...6 A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K ...
Страница 69: ...A B O C E N T E R v H E N R I K S E N S E L E K T R O N I K ...