Denon AVR-1911 Service Manual

88
s
GR
GRGR
GR
GRGR
GR GR GR
CPU_LEVEL_CHG
TO MAIN CPU
TO DIGITAL CONNECT
TO SUB CPU
RX TX TX
RX
TO
DIGITAL
SUPPLY
3.3V
5V
GND
TP
M3.3V
232MO
232MI
R2906
AVR1611/591/1911/791 ONL Y
AVR1911/791E3 OPEN
R2905/R291 0
33
U2904/C2906
○
U2905/C2907/R2938
○
AVR1911E2 33 33 ○ ○
AVR1911E1C 33 ○○OPEN
33AVR1911JP ○○OPEN
OPEN
○
○
○AVR1611E2
AVR1611E1C
AVR1611/591E3 ○33
33 ○
33
33
○
OPEN
OPEN
33 ○
○
AVR1611JP
33OPEN ○AVR791EA ○
33OPEN ○AVR591EA ○
DIGITAL_UNIT
8U-310052(10/12)
VEXPOE
VEXPSTB
VEXPD
DV_POWER1
COMP.SDET
SCPURXD
DV_POWER2
CEC_POWER
SCPUTXD
DA_POWER
Z1SSIG.DET
VEXPCLK
Z1VSIG.DET
KRC102S
Q2901
0.1/1 0C2901
4.7K
R2901
TC74VHCT125AFT
U2901
1 2 3 4 5 6 7
8 9
10 11
12 13 14
DA_POWER
DV_POWER1
CPUPOWER
DV_POWER2
CEC_POWER
REMOTEPOWER
SCPUPOWER
NET_POWER
SWM3.3V
REMOTE3.3V
DGND
SWM5V
0.1/10
C2903
OPEN
C2904
TC74VHCT244AFT
U2903
1
1OE
2
1A1
3
2Y4
4
1A2
5
2Y3
6
1A3
7
2Y2
8
1A4
9
2Y1
10
GND
11
2A1
12
1Y4
13
2A2
14
1Y3
15
2A3
16
1Y2
17
2A4
18
1Y1
19
2OE
20
VCC
4.7K
R2904
OPEN
C2905
0.1/10
C2902
MC14094BDTR2G
U2902
1
STB
2
DATA
3
CLK
4
Q1
5
Q2
6
Q3
7
Q4
8
VSS
9
QS
10
Q’S
11
Q8
12
Q7
13
Q6
14
Q5
15
OE
16
VDD
R2903
100
R2902
100
C2906
0.1/10
TC74VHC08FT
U2905
1
1A
2
1B
3
1Y
4
2A
5
2B
6
2Y
7
GND
8
3Y
9
3A
10
3B
11
4Y
12
4A
13
4B
14
VCC
U2904
TC74VHCT08FT
1
1A
2
1B
3
1Y
4
2A
5
2B
6
2Y
7
GND
8
3Y
9
3A
10
3B
11
4Y
12
4A
13
4B
14
VCC
C2907
0.1/10
R2907
OPEN
R2905
33
R2908
33
R2910
33
R2914
33K
R2912
33K
Q2907
KTC3875S
Q2906
KTC3875S
Q2903
KTC3875S
Q2904
KTC3875S
C2908
0.1/1 0
R2911
100K
Q2905
KTA1504S
Q2902
KTA1504S
R2913
100K
C2910
0.1/10
Q2908
KTC3875S
R2917
OPEN
R2916
470K
R2919
470K
Q2909
KTC3875S
R2920
OPEN
R2921
22K
R2915
22K
R2922
OPEN
Q2910
KTC3875S
R2923
OPEN
R2924
22K
INA INB
REMO
KILLIR
B/PIRIN
BTLINK
RCIN
RCOUT
RCOUT KILLIR REMO BTLINK B/PIRIN RCIN
R2918
22K
232O_MI
DCDET3
232I_MO
ASODET
THERMALDETB
DCDET4
THERMALDETA
D5V_POWER
0.01
C2909
0.01
C2911
0.01
C2912
0.01
C2913
0.01
C2914
S_RST5
SIR_MO5/RDSDA
SIR_MI5/RDSCK
R2906
OPEN
R2909
33
MONIB
MVOLDATA
RELAY_H/P
RELAY_S
FLRST
COMP_SW1
H/PDET
MUTE_Z2
LED4
ISELB
Z1SSIG.DET
OSD_DATA
A+B_LIMI T
REDLED
OSD_SEN
LIMIT
LIMITDET
KEY2
TU_RXMO/SDA
RELAY_SB
TU_TXMI/SCL
OSD_SW
MONIA
MUTE_SW
FL_CLK
VSELB
TU_SEN
Z1VSIG.DET
MICDET
COMP_SW2
TU_GPO2/TUNED
FL_CE2
COMP.SDET
ZVOLDATA
OSD_CLK RELAY_C ZVOLCLK
LED1
ISELA
KEY1
POWERKEY
ZVOLSTB FL_DATA
LED2 LED3
PS
MUTE_SB
FL_CE1
TU_MUTE
TRIG2
RELAY_H
VSELA
TU_RST/ST
TRIG1
DOORDET
GRNLED
RELAY_FB
S/V_SEL
KEY3
OSD_CE
RELAY_F
COMP_SW1
COMP_SW2
CPUPOWER TU_RST/ST
ZVOLDATA
SCPUPOWER
TEHR_PROTA
VSELB
232CONT
FL_CLK
TRIG2
LIMITDET
ASO_PROT
POWERKEY
ZVOLCLK MUTE_SB
KEY2
TU_MUTE
VSELA
GRNLED
RELAY_H/P
TU_TXMI/SCL
DC_PROT
A+B_LIMIT
MVOLDATA
D5V_POWER
DOORDET
LED4
MUTE_Z2
RELAY_FB
IPODMI5
S_RST3
REDLED
OSDDATA3
OSDOE3
TU_RXMO/SDA
REMOTEPOWER
232IMO3
MICDET
OSDCLK3
KEY1
RELAY_S
LED2
IPODMI3
ISELB
SIR_MI3
LIMIT
KEY3
MVOLCLK MUTE_SW
RELAY_SB
RELAY_H
THER_PROTB
RELAY_C
H/PDET
SIR_MO3/RDSDA
LED1
232OMI3
NET_POWER
ZVOLSTB
FL_CE2
OSDSEL
FLRST
TU_SEN
IPODMO5
TRIG1
FL_CE1
IPODMO3
TU_GPO2/TUNED
RDSCK ISELA
FL_DATA
LED3
IN C
R2925
10K
R2926
OPEN
R2927
OPEN
R2928
OPEN
4P-FFCs
N2901
1
2
3
4
R2929 100 R2930 100 R2933 100 R2931 100 R2932 100
R2934
56
R2935
56
R2936
56
MUTE_C MUTE_S MUTE_F
RELAY_F
MUTE_C MUTE_S MUTE_F
MVOLCLK
R2937
4.7K
470K
R2938
VEXPOE
VEXPSTB
VEXPCLK
VEXPD
SCPUTXD SCPURXD
VEXPSTB5
VEXPOE5
VEXPD5
VEXPCLK5
232OMI3
232IMO3
VEXPSTB5
VEXPCLK5
VEXPD5
IPODMO3
IPODMO5
IPODMI5
IPODMI3
SIR_MI3
THERMALDETA
ASODET
THERMALDETB
VEXPOE5
INA INB
IN A IN B
ASO_PROT
DC_PROT
THER_PROTB
TEHR_PROTA
DCDET3
232I_MO
ASODET THERMALDETB DCDET4 THERMALDETA
232O_MI
232CONT
VEXPSTB
VEXPOE
VEXPD
VEXPCLK
S_RST5
232I_MO
SIR_MO3/RDSDA
RDSCKSIR_MO5/RDSDA
S_RST5
S_RST3
RELAY_S TRIG1 LED2
COMP.SDET
A+B_LIMIT KEY2 OSD_SEN FL_CLK RELAY_C OSD_CE RELAY_F TU_RST/ST RELAY_SB TRIG2 OSD_CLK REDLED OSD_DATA TU_MUTE RELAY_H RELAY_H/P ZVOLSTB LED3
Z1SSIG.DET
MVOLDATA FL_DATA
Z1VSIG.DET
TU_SEN FLRST RELAY_FB TU_GPO2/TUNED LIMIT POWERKEY
IN C
MUTE_SB KEY3 VSELB
S/V_SEL
MUTE_SW ISELB
COMP_SW2
FL_CE1 MUTE_Z2 TU_RXMO/SDA
PS
GRNLED TU_TXMI/SCL
OSD_SW
ISELA VSELA
COMP_SW1
LED1
MONIA
ZVOLDATA FL_CE2 ZVOLCLK KEY1 LED4
MONIB
OSDOE3
232CONT
ISELB
IPODMI3
H/PDET
232IMO3
ASO_PROT
LED1
REDLED
ZVOLSTB
OSDSEL
RELAY_SB
IPODMI5
VSELA
RELAY_S
A+B_LIMIT
RELAY_FB
NET_POWER
REMOTEPOWER
RELAY_H/P
IPODMO5
TU_TXMI/SCL
SIR_MI3
CPUPOWER
VSELB
DC_PROT
RDSCK
GRNLED
LED4
MUTE_Z2
TEHR_PROTA
TU_RXMO/SDA
LED2
OSDCLK3
FL_DATA
MVOLDATA
RELAY_C TU_MUTE
OSDDATA3
MUTE_SB
SCPUPOWER
IPODMO3
MICDET
RELAY_H
THER_PROTB
POWERKEY
S_RST3
LIMIT
ZVOLDATA
TU_RST/ST
TU_SEN
232OMI3
KEY3
DOORDET
FLRST
KEY2
LIMITDET
FL_CE1
SIR_MO3/RDSDA
TU_GPO2/TUNED
MVOLCLK
LED3
ISELA
FL_CE2 FL_CLK
KEY1
D5V_POWER
TRIG1
ZVOLCLK MUTE_SW
TRIG2
COMP_SW1
INC
MONIA
OSD_SW
PS
MONIB
S/V_SEL
OSDOE3
OSDCLK3
OSDSEL
OSDDATA3
OSD_SEN
OSD_DATA
OSD_CLK
OSD_CE
SIR_MO5/RDSDA SIR_MI5/RDSCK
LIMITDET MICDET H/PDET DOORDET
DCDET3
DCDET4
RELAY_F
MUTE_F MUTE_C MUTE_S
MVOLCLK MUTE_F MUTE_C MUTE_S
232O_MI
SIR_MI5/RDSCK
87654321
A
B
C
D
E
F
SCHEMATIC DIAGRAMS (20/23)
PAGE 20

Denon AVR-1911 Specifications

General

Frequency range	10 - 100000 Hz
Audio output channels	7.1 channels
Audio A/D Converter (ADC)	24-bit/96kHz
Signal-to-Noise Ratio (SNR)	100 dB
Total Harmonic Distortion (THD)	0.8 %
HDMI	Yes
Audio system	Dolby TrueHD, Dolby Digital Plus, Dolby Digital EX, Dolby Pro Logic II, Dolby Pro Logic IIx, Dolby Pro Logic IIz, DTS-HD, DTS 96/24
Output power	125 W
Dimensions (WxDxH)	434 x 381 x 171 mm
Power requirements	AC 230, 50 Hz
HDMI ports quantity	5
AM band range	522 - 1611 kHz
FM band range	87.5 - 108 MHz
I/O ports	1 x Component in 1 x Composite Monitor out 1 x USB 1 x Microphone 1 x FM Tuner Antenna 1 x AM Tuner Antenna
Connectivity technology	Wired
Headphone outputs	7
Digital audio optical in	1
Product color	Black
Power consumption (standby)	0.1 W
Power consumption (typical)	460 W

Weight and Dimensions

Weight	10200 g