Denon AVR-X250BT Service Manual

FRONT ch
LEVEL DIAGRAM
2CH IN 0dB
(200m V)
-10dB
-20dB
10dB
20dB
30dB
40dB
AVRS540BT/X550BT/X250BT LEVEL1 DIAG RAM
FRO NT
AUDIO IN
A/D
DSP
D/A
DIR
DIG ITAL
A/ D IN
REV AM P
A/ D IN
REV A M P
D/A O UT
LP F
4.47V rm s/8ohm
H/P O UT
SPK O UT
NJU72340AFH3
PR E A M P 1
EL ECT RIC
VO LUME
ATT
FRO N T
PO WER A M P
A/D
-20dBFS
-30dBFS
0dBFS
-10dBFS
-2.78dB
+1.77dB
-2dB
VO L 00
+29dB
-24dB
SPK O UT
FRO N T
H/P O UT
282m Vrm s
CS42528
0dBFS=5.6Vp p
DIFF. INPUT
=1.98Vrm s
-40dBFS
CS42528
AD IN=145m V
(A/ D IN)
-22.78dB FS
D/A
CS42528
0dBFS=5Vpp
DIFF. O U T
=1.77Vrm s
-30dBFS
0dBFS
-10dBFS
-40dBFS
0dB
-10dB
-20dB
10dB
20dB
30dB
40dB
+1dB
+1.77dB
-20dBF S (DIG . IN)
-22.78dB FS
(A/ D IN)
/33ohm
FULL S C A LE LEVEL= 2Vrms
DO L BY LIM IT LEVEL (ALL ch-3dBFS)
G A IN setting of MASTER VO L 00dB
-SW :YES(ANALOG)
-SW :YES(DIG ITAL)
-SW :NO NE(ANAL OG)
-SW :NO NE(DIG IT A L)
+1.77dB
-34.78dBFS
(A/ D IN)
+13dB
+10dB
+1.77dB
-32dBF S (DIG . IN)
=+1dB
=-2dB
=+13dB
=+10dB
FRO NT ch
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
25

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