Denon AVR-X250BT Service Manual

DIGITAL AUDIO / HDMI DIAGRAM
ADC
DIGITAL
FILTER
GAIN
CLIP
&
ADC
DIGITAL
FILTER
GAIN
CLIP
&
ADC
SERIAL
DATA
CODEC
SERIAL
PORT
VOLUME
CONTROL
DIGITAL
FILTER
DAC
DAC
DAC
DAC
DAC
DAC
DAC
DAC
ANALOG
FILTER
SERIAL
AUDIO I/F
INPUT
SELECT
Rx
CLK/DATA
RECOVERY
S/PDIF
DECODER
+
-
+
-
DEM
CS42528
LRCK
SCLK
SD0
SD1
SD2
SD3
LRCK
SCLK
SD0
SD1
SD2
SD3
CS497024
MUX
RMCK
S.FLASH
SDRAM
HDMI MCLK
DSP
DIR/CODEC
SAI_LRCK
SAI_SCLK
SAI_SDO
OPTICAL IN1
DIGTAL IN
AD_FL
AD_FR
TO ANALOG
AUDIO BLOCK
DA_FL
DA_FR
DA_CEN
DA_SW
DA_SL
DA_SR
DA_FL
DA_FR
DA_CEN
DA_SW
DA_SL
DA_SR
HDMI OUT
HDMI IN1
HDMI IN2
HDMI IN3
MN864788
XOUT
DAO_MCK
OMCK
--
--
For GUI
COAXIAL IN1
OPTICAL IN2
DIR IN OPTION
S540BT
X550BT
OPT IN COAX IN
2
2
1
0
S.FLASH
32M
HDMI TX(4K)
ADV7623
HDMI RX
HDMI IN4
HDMI IN5
TMDS
TMDS
TMDS
TMDS
TMDS
USB
(BX8804)
DECORDER
(PCM5100A)
AUDIO DAC I2S
USB IN
USB
D+/-
BT
MODULE
UART
USB/BT_IN
SN74AHC157PWR
TMDS
8M
16M
HDMI_SDATA0
MCLK
SPDIF/SDATA3 (FOR ARC)
TMDS
TX0
TX1
TMDS
S.FLASH
32M
For GUI
X250BT 2
0
BT
MODULE
I2S
*AVR-S540BT/X550BT:USED
*AVR-X250BT:USED
MCU
UART
VD:+3V3D
+3V3D
+3
V3D
VD:+5VD
VDD:+1V8H
VDDA:+3V3D
VDDIO:+3V3D
CVDD, DVDD:D1V8H
DVDDIO:CEC3V3
TVDD:CEC3V3
PVDD:D1V8H
TXAVDD:D1V8H
TXPVDD:D1V8H
TXPLVDD:D1V8H
VDD11: CEC1V1
PVDD33:CEC3V3
VDD33:CEC3V3
AVDD11:CEC1V1
AVDD33:CEC3V3
AVDDH33:CEC3V3
VCC:CEC3V3
VCC:CEC3V3
VCC:+3V3D
VCC:+3V3D
VCC:+3V3D
CPVDD: 3V3
DVDD: 3V3
VDD:MCU+3V3
VDD:USB3V3
VDD:USB3V3
VDD33:USB3V3
VDD12:USB1V2
HDMI_SDATA1
HDMI_SDATA3
HDMI_SDATA2
HDMI_LRCLK
HDMI_SCLK
HDMI_MCLK
23671011050AS
IPOD AUTH.
(MFI337S3959)
I2C
VDD:USB3V3
AVR-S540BT/X550BT/X250BT DIGITAL AUDIO/HDMI BLOCK
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
30

Denon AVR-X250BT Specifications

General

Impedance	16 Ω
Receiver type	Surround
Frequency range	10 - 100000 Hz
Pre-out connectivity	Yes
Audio output channels	5.1 channels
Signal-to-Noise Ratio (SNR)	98 dB
Total Harmonic Distortion (THD)	1 %
Power output per channel (1KHz@6 Ohm)	90 W
Power output per channel (1KHz@8 Ohm)	70 W
Power output per channel (20-20KHz@8 Ohm)	130 W
AirPlay	No
Display	VFD
HDCP version	2.2
Product color	Black
Audio decoders	DTS-HD, DTS-HD Master Audio, Dolby Pro Logic II, Dolby TrueHD
HDMI in	5
Composite video in	2
Digital audio coaxial in	-
Supported graphics resolutions	3840 x 2160
AM band range	522 - 1611 kHz
FM band range	87.5 - 108 MHz
Supported radio bands	AM, FM
AC input voltage	230 V
AC input frequency	50 Hz
Power consumption (standby)	0.5 W
Power consumption (typical)	330 W
Number of HDMI outputs	1
Connectivity technology	Wired & Wireless
Speakers connectivity type	Clamp terminals

Weight and Dimensions

Depth	319 mm
Width	434 mm
Height	151 mm
Weight	7500 g