112
4.3. Analog audio
No sound is output
Is the voltage of ±7V supplied to
A POWER B'D N3902 1-3pin?
Is the audio signal transmitted to
AMP CONNECT B'D N9002,N9016?
Is the serial data for electronic volume
transmitted to CONNECT B'D N3002
6,7pin?
Once more, checking the connection of the connector.
When can specify the trouble of the channel and function, check signal route where it
corresponds.
The power supply of ±7V is repaired.
The power amplifier is repaired.
Is the connector correctly connected
with DIGITAL B'D?
Connect the connectors properly.
The DIGITAL B'D is repaired.
YES
NO
YES
NO
NO
YES
NO
YES
Содержание AVR-4520
Страница 32: ...32 Personal notes...
Страница 102: ...102 Personal notes...
Страница 124: ...124 LEVEL DIAGRAM FRONT ch I V I V GAIN ADJ ANALOG ATT SPEAKER OUT REC OUT LEVEL DIAGRAM...
Страница 125: ...125 LEVEL DIAGRAM CENTER ch I V I V GAIN ADJ SPEAKER OUT...
Страница 126: ...126 LEVEL DIAGRAM SUBWOOFER ch I V I V 10dBFS DD IN Config1 GAIN ADJ SPEAKER OUT...
Страница 127: ...127 LEVEL DIAGRAM SURROUND ch I V I V GAIN ADJ SPEAKER OUT...
Страница 128: ...128 LEVEL DIAGRAM SURR BACK ch I V I V GAIN ADJ SPEAKER OUT...
Страница 129: ...129 LEVEL DIAGRAM FRONT HEIDHT ch I V I V GAIN ADJ SPEAKER OUT...
Страница 130: ...130 LEVEL DIAGRAM FRONT WIDE ch I V I V GAIN ADJ SPEAKER OUT...
Страница 131: ...131 LEVEL DIAGRAM ZONE2 3...
Страница 183: ...183 Personal notes Personal notes...
Страница 195: ...195 R5F3650NNFB DIGITAL U2101...
Страница 209: ...209 MX29LV160DBTI 70G NETWORK DSP U0103 U0203 U0303 MX29LV160DBTI 70G Block Diagram...
Страница 213: ...213 AK5358BET DIGITAL U0141 AK5358BET Pin Function...
Страница 218: ...218 ADV7850KBCZ 5 DIGITAL U1102 ADV7850...
Страница 236: ...236 2 FL DISPLAY FLD 17 BT 40GINK SPK SMPS Z6801 PIN CONNECTION GRID ASSIGNMENT Y2 q...
Страница 237: ...237 ANODE CONNECTION...