Denon AVR-E400 Service Manual

Error
Code
Details of Error code Display Coping strategies
A7 TimeOut while obtaining Firmware
U p d a t i n g f a i l A 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.
AE
Unable to detect USB for
FirmwareDownload.
C o n n e c t i o n F a i l A 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.
AF
No FirmwareFile for
FirmwareDownload.
F i l e s N o t F o u n d A 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.
B1
TimeOut in Download (writing to
SDRAM) for FirmwareDownload
D o w n l o a d f a i l B 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.
B2
Error notication received after
rewriting DM860A Firm.
U p d a t i n g f a i l B 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.
B3 Error in FirmwareUpdate (TimeOut).
U p d a t i n g f a i l B 3
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.
B4
Failed to transit to
BootLoaderMode.
U p d a t i n g f a i l B 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.
B5
Failed to transit to
ApplicationMode.
U p d a t i n g f a i l B 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.
Conrming the rmware’s number after upgraded
After updating the rmware, check the version. Refer to "1.μcom/DSPVersiondisplaymode" (24 page).
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Denon AVR-E400 Specifications

General

HDMI Inputs	6
HDMI Outputs	1
3D Pass-through	Yes
4K Pass-through	Yes
Dolby TrueHD	Yes
DTS-HD Master Audio	Yes
Audyssey MultEQ	Yes
Network Connectivity	Yes
AirPlay	Yes
DLNA	Yes
Input Impedance	47 kOhms
Input Sensitivity	200 mV
Signal-To-Noise Ratio	100 dB
Response Bandwidth	10 Hz - 100 kHz
THD	0.08%
Tuner Presets	56
Tuner Bands	AM/FM
Frequency Response	10 Hz - 100 kHz
Video Upscaling	Yes
Bluetooth	No
Wi-Fi	No
Surround Sound Effects	DTS Neo:6
Audio D/A Converter	192kHz/24-bit
Inputs	HDMI, Digital Optical, Digital Coaxial, Analog
Outputs	HDMI, Headphones