Denon AVR-3805 Service Manual

30
30
AVR-3805 / AVC-3890
SN65LVDS32PW (AD: IC801)
SN74LVC139APWR (DS: IC301)
TC9459F (AD: IC381)
24
1
12
L-LD2
8
L-ch7 to 91decoder
R-ch latch circuit
R-ch7 to 91decoder
9
16
19
3
2
4
5
6
7
10
11
12
24
22
23
21
20
18
17
15
14
13
1
NC
L-OUT
L-IN
L-LD1
L-A-GND
NC
NC
GND
CK
V
SS
V
DD
NC
R-OUT
R-LD1
R-LD2
R-A-GND
NC
CS2
NC
STB
DATA
R-IN
50k
W
/
91STEP
VR
Same
as L-ch
L-ch latch circuit
Shift register (24Bit)
Level shift circuit
CS1
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1B
1A
1Y
G
2Y
2A
2B
GND
V
CC
4B
4A
4Y
G
3Y
3A
3B
G
G
1A
1B
2A
2B
3A
3B
4A
4B
4
12
2
1
6
7
10
9
14
15
3
5
11
13
1Y
2Y
3Y
4Y
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
1G
1A
1B
1Y0
1Y1
1Y2
1Y3
GND
V
CC
2G
2A
2B
2Y0
2Y1
2Y2
2Y3
FUNCTION TABLE
(each decoder/demultiplexer)
INPUTS
OUTPUTS
G
SELECT
OUTPUTS
G
B A Y3 Y2 Y1 Y0
L L L H H H L
L L HHHLH
L H LHLHH
L H HLHHH
H X X H H H H
TC74VHCU04FT
(AD: IC803, 804)
1
2
3
4
5
6
7
14
13
12
11
10
9
8
1A
1Y
2A
2Y
3A
3Y
GND
Vcc
6A
6Y
5A
5Y
4A
4Y

Denon AVR-3805 Specifications

General

Receiver type	Surround
Frequency range	10 - 100000 Hz
Speaker selector	A / B
Input sensitivity	200 mV
Pre-out connectivity	Yes
Audio output channels	7.1 channels
Signal-to-Noise Ratio (SNR)	102 dB
Total Harmonic Distortion (THD)	0.05 %
Power output per channel (1KHz@6 Ohm)	160 W
Power output per channel (20-20KHz@8 Ohm)	120 W
AC input voltage	120 V
AC input frequency	60 Hz
AM band range	520 - 1710 kHz
FM band range	87.5 - 107.9 MHz
Supported radio bands	AM, FM
Preset stations quantity	56
HDMI in	0
Audio (L/R) in	11
Remote control in	1
Composite video in	7
Digital audio coaxial in	2
Digital audio optical in	5
Component video (YPbPr/YCbCr) in	3
AirPlay	No
Display	-
Product color	Black
Audio decoders	DTS 96/24, DTS Neo:6, DTS-ES (Discrete 6.1), DTS-ES (Matrix 6.1), Dolby Digital EX, Dolby Pro Logic IIx
Apple docking compatibility	Not supported
Speakers connectivity type	RCA

Weight and Dimensions

Depth	429 mm
Width	434 mm
Height	171 mm
Weight	17000 g