Denon AVR-X2000 Service Manual

4.2. Power AMP (AMP UNIT)
No sound is output.
The protector operates.
Is the power transistor open or short-
circuited?
2SB1560/2SD2390
Is the emitter resistance of the power
transistor open?
0.47Ω
Is the base resistance of the power
transistor open?
22Ω
Is the trimmer potentiometer between the
base of the power transistor open?
1kΩ
Are the zener diode and diode which
are connected with the base of a power
transistor short-circuited?
MTZJ3.3B
1SS133
Is other transistor trouble?
Is other resistance trouble?
Turn on the power, check that voltage of the section is normal and that idling electric current is
owing.
Replace the power transistor.
Replace the transistor.
Replace the resistance.
Replace the emitter resistance.
Replace the base resistance.
Replace the trimmer potentiometers.
Replace the zener diode and the diode.
YES
YES
YES
YES
YES
YES
YES
NO
NO
NO
NO
NO
NO
NO
YES
90

Denon AVR-X2000 Specifications

General

Receiver type	-
Frequency range	10 - 100000 Hz
Output impedance	16 Ω
Input sensitivity	200 mV
Audio output channels	7.1 channels
Signal-to-Noise Ratio (SNR)	100 dB
Power output per channel (1KHz@6 Ohm)	125 W
Power output per channel (20-20KHz@8 Ohm)	95 W
HDMI in	7
AC (power) in	Yes
Audio (L/R) in	4
Composite video in	2
Component video (YPbPr/YCbCr) in	1
Connectivity technology	Wired
Speakers connectivity type	Banana connector
Audio formats supported	AAC, FLAC, MP3, WAV, WMA
Image formats supported	JPG
Wi-Fi	No
RDS features	PTY, TP
FM band range	87.5 - 108 MHz
Supported radio bands	FM
Internet radio services supported	Spotify, vTuner
Supported video modes	1080i, 1080p, 480p, 576p, 720p
Display	VFL
Color depth	24 bit
Aspect ratio	4:3, 16:9
Product color	Black
Audio decoders	Dolby Digital, Dolby Digital EX, Dolby Digital Plus, Dolby Pro Logic IIx, Dolby Pro Logic IIz, Dolby TrueHD, DTS, DTS-ES, DTS-HD, DTS-HD Master Audio
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 - 60 Hz
Power consumption (standby)	0.1 W
Power consumption (typical)	500 W

Weight and Dimensions

Depth	330 mm
Width	434 mm
Height	167 mm
Weight	9500 g