116
Checking the set (AVR-4520):(If no picture is output)
Check the analog video circuit.
Are video signals output from U607 pin 27 (Y) and pin 24 (C)?
U607 and surrounding circuitry is defective.
NO
Checking the set (AVR-4520):(If no sound is output)
YES
YES
Check the Digital audio circuit.
Are S/PDIF signals output to N605 pin 7?
U503 and surrounding circuitry is defective.
NO
5.3. No picture or sound is output
Summary of Contents for AVR-4520
Page 32: ...32 Personal notes...
Page 102: ...102 Personal notes...
Page 124: ...124 LEVEL DIAGRAM FRONT ch I V I V GAIN ADJ ANALOG ATT SPEAKER OUT REC OUT LEVEL DIAGRAM...
Page 125: ...125 LEVEL DIAGRAM CENTER ch I V I V GAIN ADJ SPEAKER OUT...
Page 126: ...126 LEVEL DIAGRAM SUBWOOFER ch I V I V 10dBFS DD IN Config1 GAIN ADJ SPEAKER OUT...
Page 127: ...127 LEVEL DIAGRAM SURROUND ch I V I V GAIN ADJ SPEAKER OUT...
Page 128: ...128 LEVEL DIAGRAM SURR BACK ch I V I V GAIN ADJ SPEAKER OUT...
Page 129: ...129 LEVEL DIAGRAM FRONT HEIDHT ch I V I V GAIN ADJ SPEAKER OUT...
Page 130: ...130 LEVEL DIAGRAM FRONT WIDE ch I V I V GAIN ADJ SPEAKER OUT...
Page 131: ...131 LEVEL DIAGRAM ZONE2 3...
Page 183: ...183 Personal notes Personal notes...
Page 195: ...195 R5F3650NNFB DIGITAL U2101...
Page 209: ...209 MX29LV160DBTI 70G NETWORK DSP U0103 U0203 U0303 MX29LV160DBTI 70G Block Diagram...
Page 213: ...213 AK5358BET DIGITAL U0141 AK5358BET Pin Function...
Page 218: ...218 ADV7850KBCZ 5 DIGITAL U1102 ADV7850...
Page 236: ...236 2 FL DISPLAY FLD 17 BT 40GINK SPK SMPS Z6801 PIN CONNECTION GRID ASSIGNMENT Y2 q...
Page 237: ...237 ANODE CONNECTION...