Connect the connectors correctly.
Repair the DIGITAL PCB.
NO
YES
4.3. Analog audio
No audio output.
Is a voltage of ± 7V supplied to SIDE
CNT PCB CN64C 4-7pin?
Is there an audio signal in INPUT PCB
CN461?
Is electron volume serial data be-
ing sent to SIDE CNT PCB CN23C
15,16,17pin?
Once more, connect the connectors correctly.
If the malfunctioning channel and function can be identified, check the correspond-
ing signal path.
Repair the ± 7V power supply.
Repair the power amplifier.
Is the connector correctly connected
with DIGITAL PCB?
YES
NO
YES
NO
YES
NO
109
Содержание AVR-X4100
Страница 8: ...Personal notes 8...
Страница 25: ...Personal notes 25...
Страница 192: ...AK5358BET DIGITAL IC306 AK5358BET Pin Function 192...
Страница 199: ...NJW1194A INPUT IC484 BLOCK DIAGRAM 199...
Страница 200: ...2 FL DISPLAY FLD 17 BT 40GINK FRONT FL601 PIN CONNECTION GRID ASSIGNMENT Y2 q 200...
Страница 201: ...ANODE CONNECTION 201...