Denon AVR-391 Service Manual

72
NJM2595M (INPUT : IC71)
NJM2586M (INPUT : IC73)
13
9
7
5
3
20k
20k
20k
20k
16
10 14 2
1
15
11
81264
6dB
Amp
75Ω
Driver
S3
S2
S4
S1
20k
20k
20k
S5
S6
S7
Vin1
Vin2
Vin3
Vin4
Vin5
SW3 SW4
SW5SW1SW2V
+
GND V
-
Vout3
Vout2
Vout1
6dB
Amp
6dB
Amp
75
Ω
Driver
75
Ω
Driver
9
10
8
5
6
7
4
3
2
1
11
12
13
16
15
14
17
18
19
20
21
22
23
24
CH1 IN1
CH1 IN3
CH1 IN2
SW1
SW2
GND
CH1 OU
T
V
-
1
CH2 OU
T
CH3 IN2
CH3 IN3
V
+
2
CH2 IN3
CH2 IN1
CH3 OU
T
CH3 IN1
GND
CH2 IN2
GND
PS
75ȍ
Dr iv er
Bias
Cont2
Cont1
Cont1
Cont2
Cont1
Cont2
6dB
Amp
Bias
Bias
Bias
Bias
Bias
Bias
Bias
75ȍ
Dr iv er
75ȍ
Dr iv er
Bias
6dB
Amp
6dB
Amp
GNDGND
V
+
1
V
-
2

Denon AVR-391 Specifications

General

Number of Channels	5.1
HDMI Inputs	4
HDMI Outputs	1
Dolby Formats	Dolby Digital, Dolby Pro Logic II
Audio Return Channel	Yes
Component Video Inputs	2
Digital Optical Inputs	1
Digital Coaxial Inputs	1
Response Bandwidth	10 Hz - 100 kHz
Signal-To-Noise Ratio	98 dB
THD	0.08%
Input Impedance	47 kOhms
Input Sensitivity	200 mV
Tuner Bands	AM/FM
Power Output	75 Watts per channel
DTS Formats	DTS
Tuner Frequency Range	FM: 87.5 - 108 MHz
Video Inputs/Outputs	Composite
Audio Inputs/Outputs	Digital Optical
Dimensions	434 x 151 x 319 mm
Weight	8.5 kg