Denon AVR-4520 Service Manual

91
Error
Code
Details of Error code Display Coping strategies
3B
No FirmwareFile for
FirmwareDownload.
M a i n * * * m i n
F i l e s N o t F o u n d 3 B
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
3F Failed to transit to SBLMode.
M a i n * * * m i n
C o n n e c t i o n F a i l 3 F
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
50 Unable to detect USB.
S u b * * * m i n
C o n n e c t i o n F a i l 5 0
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
51 No FirmwareFile in USB.
S u b * * * m i n
C o n n e c t i o n F a i l 5 1
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
52
FirmwareFile in USB for unsupported
Model name/area
S u b * * * m i n
N o t M a t c h F i r m 5 2
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
54
Error notication received while
requesting FirmwareInfo.
S u b * * * m i n
U p d a t i n g f a i l 5 4
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
55 TimeOut while obtaining Firmware
S u b * * * m i n
U p d a t i n g f a i l 5 5
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
56
Unable to detect USB for
FirmwareDownload.
S u b * * * m i n
C o n n e c t i o n F a i l 5 6
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
57
No FirmwareFile for
FirmwareDownload.
S u b * * * m i n
F i l e s N o t F o u n d 5 7
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
5A
Invalid DeviceID in response or no
response from Sub for "C" command.
S u b * * * m i n
C o n n e c t i o n F a i l 5 A
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
5B
NACK received in response or no
response from Sub for "L" command.
S u b * * * m i n
U p d a t i n g f a i l 5 B
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
5C
No UpdatePacket received from
DM860A (TimeOut).
S u b * * * m i n
U p d a t i n g f a i l 5 C
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
5D
Abnormal data in UpdatePacket
received from DM860A (FormatError).
S u b * * * m i n
U p d a t i n g f a i l 5 D
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.
5E
Abnormal data in UpdatePacket
received from DM860A
(CheckSumError).
S u b * * * m i n
U p d a t i n g f a i l 5 E
This unit automatically retries several
times. Wait until the FL display stops.
If the FL display stops at the Error
display, press and hold the "Power
operation (
X
)" button for ve seconds.

Denon AVR-4520 Specifications

General

Impedance	8 Ω
Receiver type	Surround
Frequency range	10 - 100000 Hz
Input sensitivity	200 mV
Audio output channels	7.1 channels
Audio A/D Converter (ADC)	24-bit/192kHz
Signal-to-Noise Ratio (SNR)	102 dB
Power output per channel (1KHz@6 Ohm)	190 W
Power output per channel (20-20KHz@8 Ohm)	150 W
HDMI in	7
Composite video in	4
USB ports quantity	1
Digital audio optical in	2
Component video (YPbPr/YCbCr) in	3
Connectivity technology	Wired
Speakers connectivity type	-
Audio formats supported	AAC, FLAC, MP3, WMA
Wi-Fi	No
Ethernet LAN	Yes
FM band range	87.5 - 108 MHz
Supported radio bands	AM, FM
Product color	Silver
Audio decoders	Dolby Digital EX, Dolby Pro Logic IIz, Dolby TrueHD, DTS 96/24, DTS Neo:6, DTS Neo:X, DTS-HD
USB 2.0 ports quantity	USB 2.0 ports have a data transmission speed of 480 Mbps, and are backwards compatible with USB 1.1 ports. You can connect all kinds of peripheral devices to them.
Apple docking compatibility	Not supported
AC input voltage	230 V
AC input frequency	50 Hz
Power consumption (standby)	0.1 W
Power consumption (typical)	780 W

Weight and Dimensions

Depth	423 mm
Width	434 mm
Height	195 mm
Weight	16500 g