Denon AVR-1906 Service Manual

14
AVR-1906 / AVR-786 / AVC-1620
80 BD3811K1_DATA O BD3811K1(IC701) DATA/BD3812F(IC702) DATA
81 MUTE_POWER O MUTE POWER CONTROL
82 BU4904_STB(RELAY) O BU4094(IC551) STB
83 BU4094_STB(RELAY&MUTE) O BU4094(IC553) STB
84 BU4094_STB(MUTE) O BU4094(IC552) STB
85 S-MON_DET I S-MONITOR DETECT
86 COMP_DET I COMPONENT SIGNAL INPUT DETECT
87 C_DET I CONPOSIT SIGNAL INPUT DETECT
88 S_DET I S VIDEO SIGNAL INPUT DETECT
89 NC O OPEN
90 KEY_IN1 I KEY1 SIGNAL INPUT
91 KEY_IN2 I KEY2 SIGNAL INPUT
92 KEY_IN3 I KEY3 SIGNAL INPUT
93 SET_OPTION I MODEL OPTION SELECT
94 BAND_OPTION I AREA OPTION SELECT
95 74HC151_A O TC74HC151A (IC827) CONTROL COAXIAL SIGNAL SELECT
96 AVss GND GND
97 SEL_CLK O SEL_CLK
98 VREF(+5V) 5V VREF
99 AVcc(+5V) 5V POWER 5V
100 LC74781_CE O LC74781(IC603) CS
PIN No. PIN NAME I/O FUNCTION

Denon AVR-1906 Specifications

Power Amplifier Section

front power output (8 ohms)	85 W + 85 W
front power output (6 ohms)	120 W + 120 W
center power output (8 ohms)	85 W
center power output (6 ohms)	120 W
surround power output (8 ohms)	85 W + 85 W
surround power output (6 ohms)	120 W + 120 W
surround back power output (8 ohms)	85 W + 85 W
surround back power output (6 ohms)	120 W + 120 W

Preamplifier Section

input sensitivity/impedance	200 mV/47 kohms
output level/load impedance	SUBWOOFER 1.2 V/10 kohms
frequency response	10 Hz - 100 kHz (+1, -3 dB)
signal-to-noise ratio	98 dB (IHF-A weighted)
tone control treble	±12 dB at 10 kHz
tone control bass	±12 dB at 100 Hz

FM Section

tuning frequency range (FM)	87.5 - 107.9 MHz
usable sensitivity (FM)	1.0 µV (11.2 dBf)

AM Section

tuning frequency range (AM)	520 - 1710 kHz
usable sensitivity (AM)	18 µV

General

power supply	AC 120 V, 60 Hz
power consumption	5.1 A
dimensions	434 (W) x 147 (H) x 417 (D) mm
weight	11.7 kg