Denon AVR-1910 Service Manual

26
AVR-1910/1620/1610/790/590


OK
※
D
+5V：
CN1018 3pin
Check connector base
soldering of CNT 1 B'D and
incomplete connection of B'D.
To troubleshooting HDMI/DVI.
Unless specified, HDMI B'D part.
OK
Input Cb：
Input Cr：
CN1102 7pin
CN1102 9pin
Input
CVBS/S/OMPONENT
OK
HDMI B'D
Check input of video decoder signal.
To troubleshooting 1.1 Power not
turn on.
Check output of CVBS VIDEO buffer
(IC1900A) of VIDEO B'D and
COMPONENT input selector (IC1907
24,22,20pin).
NG NG
To A or B
Input V：
Input Y：
CN1102 3pin
CN1102 5pin
+1.8V：
L3 and L4
OK
CN1018 4pin
-5V：
CN1018 1pin
4094_PWR(+5V)：
NG
To troubleshooting 1.1
Power not turn on.
OK
NG
Check of power supply voltage .
+3.3V：
Emitter side of Q24 and L2
Check surrounding circuitry
soldering of IC19, IC29 and IC35.
Check of power supply voltage
(VIDEO B'D).

Denon AVR-1910 Specifications

General

Speakers connectivity type	-
Receiver type	Surround
Frequency range	10 - 100000 Hz
Audio output channels	7.1 channels
Signal-to-Noise Ratio (SNR)	100 dB
Total Harmonic Distortion (THD)	0.08 %
Power output per channel (1KHz@6 Ohm)	125 W
Power output per channel (20-20KHz@8 Ohm)	90 W
Equalizer	Yes
Product color	Black
Audio decoders	DTS-HD Master Audio, Dolby Pro Logic IIz, Dolby TrueHD
Apple docking compatibility	iPod
Optical drive included	No
AM band range	520 - 1710 kHz
FM band range	87.5 - 107.9 MHz
Supported radio bands	AM, FM
AC input voltage	120 V
AC input frequency	60 Hz
Power consumption (standby)	0.3 W
HDMI in	4
S-Video inputs quantity	1
Component video (YPbPr/YCbCr) in	2

Weight and Dimensions

Depth	171 mm
Width	434 mm
Height	377 mm
Weight	10700 g