Denon AVR-791 Service Manual

6
DISASSEMBLY
• Disassembleinorderofthearrowofthegureoffollowingow.
• Inthecaseofthere-assembling,assembleitinorderofthereverseofthefollowingow.
• Inthecaseofthere-assembling,observe"attentionofassembling"it.
• Ifwirebundlesareuntiedormovedtoperformadjustmentorpartsreplacementetc.,besuretorearrangethemneatly
astheywereoriginallybundledorplacedafterward.
Otherwise,incorrectarrangementcanbeacauseofnoisegeneration.
About the photos used for descriptions in the DISASSEMBLY" section.
• Thedirectionfromwhichthephotographsusedhereinwerephotographedisindicatedat"Directionofphotograph:***"
attheleftoftherespectivephotographs.
• Refertothetablebelowforadescriptionofthedirectioninwhichthephotosweretaken.
• Photographsforwhichnodirectionisindicatedweretakenfromabovetheproduct.
• ThephotographisAVR-791E3model.
The viewpoint of each photograph
(Photografy direction)
［View from above］
Front side
Direction of photograph: B
Direction of photograph: D
Direction of photograph: C
Direction of photograph: A
FRONT PANEL ASSY
Referto "DISASSEMBLY
1. FRONT PANEL ASSY"
and"EXPLODED VIEW"
PCBFUNCTION
(Ref.No.ofEXPLODEDVIEW:11)
PCBH/P
(Ref.No.ofEXPLODEDVIEW:14)
PCBUSB
(Ref.No.ofEXPLODEDVIEW:21)
PCBFRONT
(Ref.No.ofEXPLODEDVIEW:22)
PCBFUNCTION_CNT
(Ref.No.ofEXPLODEDVIEW:23)
TRANS MAIN
Referto "DISASSEMBLY
6. TRANS MAIN"
and"EXPLODED VIEW"
TRANSMAIN
(Ref.No.ofEXPLODEDVIEW:46)
RADIATOR ASSY
Referto "DISASSEMBLY
2. RADIATOR ASSY"
and"EXPLODED VIEW"
PCBGUIDE_L
(Ref.No.ofEXPLODEDVIEW:26)
PCBTOP_GUIDE
(Ref.No.ofEXPLODEDVIEW:29)
PCBGUIDE_R
(Ref.No.ofEXPLODEDVIEW:31)
PCB7CH-AMPASSY
(Ref.No.ofEXPLODEDVIEW:33)
PCB REG CNT/PCB REG
Referto "DISASSEMBLY
3. PCB REG CNT/PCB REG"
and"EXPLODED VIEW"
PCBREG
(Ref.No.ofEXPLODEDVIEW:52)
PCBREG_CNT
(Ref.No.ofEXPLODEDVIEW:53)
CABINET TOP
HDMI UNIT ASSY
Referto "DISASSEMBLY
4. HDMI UNIT ASSY"
and"EXPLODED VIEW"
PCBAUDIO_VIDEOASSY
(Ref.No.ofEXPLODEDVIEW:50)
PCBSIDE_CNT
(Ref.No.ofEXPLODEDVIEW:51)
PCBHDMIASSY
(Ref.No.ofEXPLODEDVIEW:56)
PCBFRONT_CNT
(Ref.No.ofEXPLODEDVIEW:57)
PCB SPK/PCB SMPS
Referto "DISASSEMBLY
5. PCB SPK/PCB SMPS"
and"EXPLODED VIEW"
PCBSPK
(Ref.No.ofEXPLODEDVIEW:54)
PCBSMPS
(Ref.No.ofEXPLODEDVIEW:55)

Denon AVR-791 Specifications

General

Number of Channels	7.1
HDMI Inputs	4
HDMI Outputs	1
Audyssey Technologies	Audyssey MultEQ, Audyssey Dynamic Volume, Audyssey Dynamic EQ
4K Pass-Through	No
Signal-To-Noise Ratio	100 dB
HDMI Switching	Yes
Input Sensitivity	200 mV
THD	0.08%
Surround Sound Effects	Yes
Digital Sound Processor (DSP)	Yes
DSP Preset Qty	7
Tuner Bands	AM/FM
Preset Station Qty	56
Auto Preset Memory	Yes
HDMI Pass-Through	Yes
Frequency Response	10Hz-100kHz
Power Output	90 W per channel (8 ohms, 20Hz-20kHz, 0.08% THD)
Dolby Technologies	Dolby Digital Plus, Dolby TrueHD
DTS Technologies	DTS, DTS-HD Master Audio, DTS-HD High Resolution Audio, DTS Neo:6
Response Bandwidth	10 - 100000 Hz
Input Impedance	47 kΩ
Audio D/A Converter	24-bit / 192kHz
DSP Presets	Rock Arena, Jazz Club, Mono Movie, Matrix, Virtual, Game
Tuning Range	AM: 520 - 1710 kHz, FM: 87.5 - 108 MHz
Connector Type	HDMI
Amplifier Output Details	90W x 7 (8 ohms, 20Hz-20kHz, 0.08% THD)
Video Conversion	Yes (Composite to HDMI)