115
5.2. USB device is not recognized
Checking the settings
YES
NO
YES
Is the USB device compatible with the set?
Are the USB port settings correct?
Are you using a USB hub?
Only mass storage devices in FAT16 or
FAT32 formats or MTPcompatible devices
and iPod (except some models) are
supported.
Set the front and rear properly.
Don't use the USB hub.
NO
NO
YES
Checking the set (AVR-4520)
Checking the USB device
YES
YES
YES
Is a voltage (5V) being supplied between pins 1 and 4 of N601 (back
panel USB connector) and N603 on the USB B'D circuit board (front
panel USB connector)?
Is the USB device not recognized for both the front and rear
connectors?
The circuitry from U503 or U503 to U606 are defective.
Is the wire properly connected between N603 and N801?
The U603 and U604 periphery circuitry is
defective.
The circuit from U604 to N601 is defective.
The circuitry from U603 to N602 on the USB
B'D circuit board is defective.
Connect the wire properly.
NO
NO
Rear is not recognized
Front is not recognized
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...