Denon AVR-S740H Service Manual

SCH06_MCU_LEVEL_CHG
ANALOG AUDIO DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO GND LINE POWER- LINE POWER+ LINE DIGITAL VIDEO STBY POWERHDMI
FRO M
D IGIT AL
SUPPLY
MCU_LEVEL_CHG PART
TO MAIN B'D
2.0mm 9P IN W AFER
1. 3.3 V
3. RX
2. T X
4. D GND
UPD ATE
1.00mm 4 PIN FFC
PROT EC T PARTS
D C_D ET /A SO
D ET EC T PARTS
MIC/ H /P
6. FR ONT _ RL Y
7. C/ S _R L Y
3. H /P _ RL Y 5. AS O _D ET 7. D C_ P RO T
1. TH ER MALDET _ A 8. TH ER MALDET _ B 3. -12V 4. MU T E _+ B
6. D GND 2. RL Y _GND 5. + 12V
8. SB _ RL Y
4. H I-B _ RL Y
1. CU RRE NT _ D E T
9. AMPS IG _D ET
2. CU RRE NT _ GND
ANALO G
TO
2.0mm 9P IN W AFER
TO MAIN B'D
FRO M/TO
MCU PART
1. D GND 2. H I-B _ RL Y
3. D 5V
C7592
0. 01uF
R7596
120k
R7595
100
C7593
0. 01uF
R7599
120k
R7598
100
C7591
0. 01uF
R7594
100
Q7595
CV T 2SC 3052
Q7596
CV T 2SC 3052
Q7594
CV T 2SC 3052
R7585
33
1
24
3
CN 755
CJ P04GB 113Z Y
R7591
10k
R7586
4k 7
R7588
4k 7
R7587
3k 9
R7590
10k
R7593
3k 9
R7597
22k
R7600
22k
L7562
CB 03Y T Y H 600
L7556 C B03Y TYH600
L7551
CB 03Y T Y H 600
L7552
CB 03Y T Y H 600
L7553 C B03Y TYH600
L7554 C B03Y TYH600
L7557
CB 03YTY H600
L7558
CB 03Y T Y H 600
L7559
CB 03Y T Y H 600
L7560
CB 03Y T Y H 600
L7561
CB 03YTY H600
L7563
CB 03Y T Y H 600
L7564
CB 03Y T Y H 600
L7565
CB 03Y T Y H 600
L7566
CB 03Y T Y H 600
L7567
CB 03Y T Y H 600
L7568
CB 03Y T Y H 600
87654321
CN 753
CJ P08GI288ZY
1 2 3 4 5 6 7 8 9
CN 754
CJ P09GI288ZY
R7589
3k 3
R7592
3k 3
Q7591
H VT K RC 102S
Q7592
H VT K RC 102S
Q7593
H VT K
RC 102S
321
CN 756
CJ P03GI288ZY
C7594
0. 1u F
SW M3 .3 V
H /P_ R LY
FRONT_R L Y
C/ S _ RL Y
D GND
TXD RX D
D C_D ET /A SO
H /P_ D ET /MIC_DET
H /P_ D ET
MIC_D ET
TH ERMAL _ A
TH ERMAL _ B
MU T E _ + B
RL Y _ GND
+ 12V
-12V
D GND
H I-B_ R LY
SB _ R LY
CU RRE N T _D ET
AMPS IG _ D E T
D 5V
0C
TO C0
1C
TO C1
C8
TO 8C
CN753
TO BN502
CN754
TO BN501
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
14

Denon AVR-S740H Specifications

General

Channels	7.2
Power Output per Channel	75 W (8 Ohms, 20 Hz - 20 kHz, 0.08% THD)
HDMI Inputs	6
HDMI Outputs	1
Dolby Atmos	Yes
DTS:X	Yes
Bluetooth	Yes
Wi-Fi	Yes
HEOS Multi-room	Yes
4K Ultra HD Pass-through	Yes
Power Output per Channel (6 Ohms)	110 W (6 Ohms, 1 kHz, 0.7% THD)
4K/Ultra HD Upscaling	Yes
Phono Input	Yes
Dolby Support	Dolby Atmos, Dolby TrueHD, Dolby Surround
Auto Calibration	Audyssey MultEQ
Input Sensitivity/Impedance	200 mV / 47 kOhms
Signal-to-Noise Ratio	98 dB (IHF-A weighted, Direct mode)
Ethernet	Yes
USB Port	Yes (front)
AM/FM Tuner	Yes
Supported Audio Formats	MP3, WMA, AAC, FLAC, ALAC, WAV, DSD
HDR Support	HDR10, HLG, Dolby Vision
Wireless Audio	AirPlay 2
DTS Support	DTS:X, DTS-HD Master Audio
Zone Audio	Zone 2
Frequency Response	10 Hz - 100 kHz (+1, -3 dB, Direct Mode)
Total Harmonic Distortion	0.08% (20 Hz - 20 kHz)
Built-in DAC	192 kHz / 24-bit