Denon avr-s720w Service Manual

SCH14_DIFF-AMP
STBY POWER GND LINE POWER- LINE POWER+ LINE ANALOG AUDIO DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO
FL
SL
CEN
SR
FR
FROM DIGITAL B'D
AVR-S700W/X1100W/S710W/X1200W/S720W/X1300W DIFF-AMP PART
FL_IN
SL_IN
CEN_IN
SR_IN
FR_IN
1.25mm 15PIN B'D TO B'D
SBL
SBR
SBL_IN
SBR_IN
1.FB_SL
2.FB_SL
3.PRE_-B
4.PRE_-B
5.SL
6.SL
7.AGND
1.FB_FL
2.FB_FL
3.PRE_-B
4.PRE_-B
5.FL
6.FL
7.AGND
1.FB_CEN
2.FB_CEN
3.PRE_-B
4.PRE_-B
5.CEN
6.CEN
7.AGND
1.FB_SR
2.FB_SR
3.PRE_-B
4.PRE_-B
5.SR
6.SR
7.AGND
1.FB_FR
2.FB_FR
3.PRE_-B
4.PRE_-B
5.FR
6.FR
7.AGND
1.FB_SB R
2.FB_SB R
3.PRE_-B
5.SBR
7.AGND
TO MAIN B'D
FR OUT
TO MAIN B
'D
SBL OUT
TO MAIN B'D
SBR OUT
TO MAIN B'D
FL OUT
TO MAIN B'D
SL OUT
TO MAIN B'D
CEN OUT
TO MAIN B'D
SR OUT
6.SBR
4.PRE_-B
BIAS TR PART
1.FB_SB L
2.FB_SB L
3.PRE_AGND
4.PRE_AGND
5.SBL
6.SBL
7.AGND
1.B
2.C
3.E
BK202
PRE_AGND
PRE_-B
4.AGND 6.AGND 8.AGND
10.AGND
3.SR
5.CEN
7.SL
9.FL
11.SBR
15.+12V
12.AGND 14.AGND
13.SBL
1.FR
2.AGND
TO MAIN B'D
SAME BLOCK * 7
C2101 C2201
10uF/100V
*OPTION
AVR-S700W/X1100W
AVR-S710W/X1200W
C2301 C2401 C2501 C2601 C2701
10uF/100V 10uF/100V 10uF/100V 10uF/100V 10uF/100V 10uF/100V
47uF/50V 47uF/50V 47uF/50V 47uF/
50V 47uF/50V 47uF/50V 47uF/50V
*OPTION
*OPTION
*OPTION
*OPTION
*OPTION
*OPTION
*OPTION
AVR-S720W/X1300W
C2105
50V/220uF
R2109 33K
R2108 470K
R2107
220
R2111 OP EN
R2110
1W/47
R2106
1W/1.2K
C2106 33pF
C2104
2200pF(M)
C2103
82pF
R2104
18K
R2105 1.2K
C2102
100V/470pF(M)
R2102
680
C2101
50V/47uF
J2101
OPEN
R2103
10K
C2205
50V/220uF
R2209 33K
R2208 470K
R2207
220
R2211 OP EN
R2210
1W/47
R2206
1W/1.2K
C2206 33pF
C2204
2200pF(M)
C2203
82pF
R2204
18K
R2205 1.2K
C2202
100V/470pF(M)
R2202
680
C2201
50V/47uF
J2201
OPEN
R2203
10K
C2305
50V/220uF
R2309 33K
R2308 470K
R2307
220
R2311 OP EN
R2310
1W/47
R2306
1W/1.2K
C2306 33pF
C2304
2200pF(M)
C2303
82pF
R2304
18K
R2305 1.2K
C2302
100V/470pF(M)
R2302
680
C2301
50V/47uF
J2301
OPEN
R2303
10K
C2405
50V/220uF
R2409 33K
R2408 470K
R2407
220
R2411 OPEN
R2410
1W/47
R2406
1W/1.2K
C2406 33pF
C2404
2200pF(M)
C2403
82pF
R2404
18K
R2405 1.2K
C2402
100V/470pF(M)
R2402
680
C2401
50V/47uF
J2401
OPEN
R2403
10K
C2505
50V/220uF
R2509 33K
R2508 470K
R2507
220
R2511 OP EN
R2510
1W/47
R2506
1W/1.2K
C2506 33pF
C2504
2200pF(M)
C2503
82pF
R2504
18K
R2505 1.2K
C2502
100V/470pF(M)
R2502
680
C2501
50V/47uF
J2501
OPEN
R2503
10K
R2101
100K
R2201
100K
R2301
100K
R2401
100K
R2501
100K
D2101
OPEN
D2201
OPEN
D2301
OPEN
D2401
OPEN
D2501
OPEN
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
CN201
C2800
50V/10uF
Q2103
KSC1845F
Q2203
KSC1845F
Q2303
KSC1845F
Q240
3
KSC1845F
Q2503
KSC1845F
Q2101
KSA992F
Q2201
KSA992F
Q2301
KSA992F
Q2401
KSA992F
Q2102
KSA992F
Q2202
KSA992F
Q2302
KSA992F
Q2402
KSA992F
Q2502
KSA992F
Q2501
KSA992F
7 5
6 4
3 1
2
CN51A
7 5
6 4
3 1
2
CN52A
7 5
6 4
3 1
2
CN53A
7 5
6 4
3 1
2
CN54A
7 5
6 4
3 1
2
CN55A
7 5
6 4
3 1
2
CN56A
7 5
6 4
3 1
2
CN57A
C2605
50V/220uF
R2609 33K
R2608 470K
R2607
220
R2611 OP EN
R2610
1W/47
R2606
1W/1.2K
C2606 33pF
C2604
2200pF(M)
C2603
82pF
R2604
18K
R2605 1.2K
C2602
100V/470pF(M)
R2602
680
C2601
50V/47uF
J2601
OPEN
R2603
10K
C2705
50V/220uF
R2709 33K
R2708 470K
R2707
220
R2711 OP EN
R2710
1W/47
R2706
1W/1.2K
C2706 33pF
C2704
2200pF(M)
C2703
82pF
R2704
18K
R2705 1.2K
C2702
100V/470pF(M)
R2702
680
C2701
50V/47uF
J
2701
OPEN
R2703
10K
R2601
100K
R2701
100K
D2601
OPEN
D2701
OPEN
Q2603
KSC1845F
Q2703
KSC1845F
Q2601
KSA992F
Q2602
KSA992F
Q2702
KSA992F
Q2701
KSA992F
1 2 3
BN51A
(3P,2MM,50MM,#24)
Q2104
KTC3114A
BK204
CMD1A 387-V1
BK202
CMD1A 387-V1
BK201
CMD1A 569-V1
BK203
CMD1A 569-V1
C2901
OPEN
C2902
OPEN
C2905
OPEN
C2906
OPEN
C2900
OPEN
C2903
OPEN
C2904
OPEN
C2907
OPEN
J2404
OPEN
J2504
OPEN
J2304
OPEN
J2204
OPEN
J2104
OPEN
J2604
OPEN
J2704
OPEN
J2605
OPEN
J2606
J2901
OPEN
J2902
OPEN
J2903
OPEN
J2904
OPEN
Point A Point B
12V 0.6V
-56.6V
-56.8V
-56.1V
Point A
Point B
Measurement condition
・Voltage measurement
No signal
・Waveform measurement
INPUT: 200mVrms / 1KHz (ANALOG)
Surround mode: MCh Stereo
VOL: 70
Speaker load: 8ohms
CN201
TO CN822
CN51A
TO CN51B
CN52A
TO CN52B
CN53A
TO CN53B
CN54A
TO CN54B
CN55A
TO CN55B
CN56A
TO CN56B
CN57A
TO CN57B
20
Caution in
servicing
Electrical Mechanical Repair Information Updating

Denon avr-s720w Specifications

General

Channels	7.2
HDMI Inputs	6
HDMI Outputs	1
Dolby Atmos	Yes
DTS:X	Yes
Wi-Fi	Yes
Bluetooth	Yes
4K Ultra HD Pass-Through	Yes
HDR Support	Yes
3D Pass-Through	Yes
HDMI Version	2.0a
HDCP Version	2.2
AirPlay	Yes
Built-in HEOS	No
Phono Input	No
Ethernet Port	Yes
Dimensions (W x H x D)	17.1 x 6.6 x 13.3 inches
Power Output per Channel	75W (8 ohms, 20 Hz - 20 kHz, 0.08% THD)
USB Port	Yes