Denon AVR-1508 Service Manual

45
AVR-1708/1508/688/588/488 AVC-1508
BA7626 (IC1001,1005,1006 : for AVR1707/687 model)
(IC652,653 : for AVR1507/487 model)
BA7625 (IC651 : for AVR1507/487 model)
74LVX157MTC (IC816) BA4510F (IC824,827) BU4094BCF (IC12,110,111)
MM74HCT244 (IC812) FAN1117-1.2 (IC824)
RC1117-33 (IC823)
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Monitor OUT
GND
IN5
GND
IN4
CTL E
IN3
CTL D
IN1
CTL A
V OUT1
Vcc
IN2
CTL B
V OUT2
CTL C
6dB
6dB
LOGIC
LOGIC
ABE
MONITOR OUT
C D E V OUT 1 C D E V OUT 2
LL* IN 1 LL*
⎯
LL* IN 1
H L * IN 2 H L * IN 2 H L *
⎯
L H * IN 3 L H * IN 3 L H * IN 3
H H L IN 4 H H L IN 4 H H L IN 4
HHH IN 5 HHH IN 5 HHH IN 5
Note 1: * mark means that feasible for either H or L.
Note 2: Each input terminal is provided with sink chip clamp (BA7625).
Each input terminal takes 20kohm at the end (BA7626).
1A
1B
1Y
2A
2B
2Y
GND
1
2
3
4
5
6
7
8
16
15
14
13
12
11
10
9
Vcc
ST
4A
4B
4Y
3A
3B
3Y
SE
LECT
5
SEL
+
+
1
2
3
4
8
7
6
5
OUT1
Ð IN1
+ IN1
V
EE
VCC
OUT2
Ð IN2
+ IN2
1ch
2ch
Ð
Ð
2
SERIAL
IN
STROBE
Q
1
Q2
Q3
Q4
CLOCK
3
4
5
6
7
8
15
14
13
12
11
10
9
V
SS
1
OUTPUT
ENABLE
V
DD
Q6
Q7
Q8
Q'S
Q5
QS
16
1
2
3
2
ADJ/GND
OUT
IN
V
OUT
FRONT VIEW
20 1
19 2
18 3
17 4
16 5
15 6
14 7
13 8
12 9
11 10
1G
2G
1A
0
2A
0
2A
3
2Y
0
1Y
0
1Y
3
1A
1
2Y
1
1A
2
2Y
2
1Y
1
2A
1
1Y
2
2A
2
1A
3
2Y
3
GND
V
CC

Denon AVR-1508 Specifications

General

HDMI Inputs	2
HDMI Outputs	1
Dolby Digital	Yes
DTS	Yes
AM/FM Tuner	Yes
Response Bandwidth	10 Hz - 100 kHz
Signal-To-Noise Ratio	98 dB
THD	0.08%
Input Impedance	47 kOhm
Input Sensitivity	200 mV
Tuner Type	Digital
Preset Station Qty	56
HDMI Switching	Yes
Tuning Range	FM: 87.5 - 108 MHz, AM: 522 - 1620 kHz
Audio D/A Converter	24-bit / 192 kHz
Output Impedance / Channel	8 Ohm
Frequency Response	10 Hz - 100 kHz
Channels	7.1
Power Output	75W per channel (8 ohms, 20Hz-20kHz, 0.08% THD)
Output Power / Channel	75W (8 ohms)