Denon AVR-S900W Service Manual

PRECAUTIONS DURING SERVICE
Initializing This Unit
Initialize this unit if you have replaced the microcomputer, one of the parts around the microcomputer, or the digital PCB.
1. Press the power button to turn off the power.
2. AVR-X2100W
Hold down buttons "
ZONE2 SOURCE
" and "
DIMMER
" at the same time and press the power button to turn on the
power.
AVR-S900W
Hold down buttons
TUNER PRESET CH +
and "
TUNE -
" at the same time and press the power button to turn on the
power.
3. Release the buttons after conrming that the display ashes in intervals of approximately 1 second.
＊
The unit is initialized.
NOTE：
• If the status in step 3 does not occur, start again from step 1.
• Initializing the device restores settings congured by the user to the factory settings. Take note of your settings beforehand
and recongure them after initialization.
AVR-X2100W
AVR-S900W
Service Jigs
The following jigs (extension cable kit) are used when repairing the PCBs.
Order the jigs from your dealer if necessary.
8U- 110084S : EXTENSION UNIT KIT : 1 Set
(See 57 page)
MASTER VOLUME
SOURCE SELECT
ONLINE
MEDIA
PLAYER
Blu-rayCB L /S A T
321 4
ZONE2
ON/OFF
ZONE2
SOURCE
DIMMER S T AT U S
TUNER
PRESET CH
SETUP MICAUX 1 - HDMI
PHONES
QUICK SELECT
DIMMERX ZONE2 SOURCE
SETUP MICAUX 1 - HDMI
MASTER VOLUME
BAND MODE DIMMER STATUS
TUNEZONE2 ON/OFF ZONE2 SOURCE
TUNER
PRESET CH
PHONES
MOVIEINFO MUSIC GAME PURE
CBL/SAT
Blu-ray
2 3
4
ONLINE
1
QUICK SELECT
SOUND MODE
GAME
SOURCE SELECT
TUNING
－
X TUNER PRESET CH +
11

Denon AVR-S900W Specifications

General

Channels	7.2
HDMI Inputs	8
HDMI Outputs	2
Wi-Fi	Yes
Bluetooth	Yes
4K Ultra HD Pass-through	Yes
Dolby Atmos	Yes
DTS:X	No
HDMI Pass-Through	Yes
Input Impedance	47 kOhm
Input Sensitivity	200 mV
THD at rated output	0.08%
Signal-To-Noise Ratio	98 dB
DAC Resolution	24-bit / 192kHz
HDMI Switching	Yes
AirPlay	Yes
DLNA	Yes
Dimensions	17.1 x 6.6 x 13.3 inches
Power Output	90 W
Response Bandwidth	10Hz-100kHz
Output Impedance / Channel	6 Ohm
Inputs	HDMI
Outputs	HDMI
Supported Audio Formats	MP3, WMA, AAC, FLAC, WAV
Supported Video Formats	4K
Output Power / Channel	90W (8 ohms, 20Hz-20kHz, 0.08% THD)