Front Unit; V.aux Unit; Function_Cnt Unit; Function Unit - Denon AVR-1912E3 Service Manual

A B C
1
2
1
CB100
R102
0
0
FROM TRANS
3
CP101
R104
0
R109
1
FIL2
C143
100N-100V
OPEN
R114 1
FIL1
R120
C142
OPEN 0
CB101 100N-100V
0
VkkGND
OPEN
R123
Vkk 0
4
FROM HDMI
5 U1
M3.3V
D/MGND
SWM3.3V
A+8V A+8V
A-8V A-8V
R145 C137
VAUXR VAUXR
10K 47N-Z
AGND
VAUXL
VAUXL
MICGND MICGND
R152
MIC MIC 100
VGND
VAUXV VAUXV
6
FLRST
Q106
H/PGND H/PGND C139
RT1N441C
10N-K
H/PL
H/PL
H/PR H/PR
FRONT_IRIN FIRIN
B/PIRIN/SWM5V(MX) B/PIRIN
C146
POWERKEY POWERKEY
100N-K
REDLED REDLED
FLCLK
FLCLK
C147
FLDATA FLDATA 10/50
FLCE1 FLCE
NC(M-DAX_LED)
FLRST FLRST
7
GRNLED GRNLED
KEY3
NC(ILLUMI_LED)
KEY2
NC(AUDYSSEY_LED)
KEY1
NC(DIRECT_LED)
MICDET MICDET
H/PDET H/PDET
NC(DOORDET)
KEY1
KEY1 R219 R175
0 100
KEY2 KEY2
KEY3 KEY3
ISELA ISELA
ISELB ISELB
VSELA VSELA
8
VSELB
VSELB
D/MGND
NC(FOPT)
Q.SEL3
AVR1912E3
GAME
C500 OPEN
AVR2112E3 Q.SEL3
C501 OPEN
AVR1912(W/O E3) GAME
C502 OPEN
Q.SEL3
C503 OPEN AVR1712E3
9 GAME
C504 OPEN
C505 OPEN
C506 OPEN
C507 OPEN
B/PIRIN
Q109
RT1P441C
R200 1K
FIRIN
10
GND POWER +
A B C
D E F
2 3 4 5
R107 R108
100 100
F101 1N4007 1N4007 R127 F102
6125FF750-R(OPEN) 6125FF500-R
D100 D101 4R7(1)
R129 R130
C113
4K7 4K7
100N(R)-250V
C117
470/63
C118
C119
1/50
100N(R)-250V
MODEL AVR1712 AVR1912 AVR2112
AREA E3 E3 E2 E1C EA JP E3
OPTION A X O
OPTION B X X O X
OPTION C O X
OPTION D O X
OPTION E O X
OPTION F O X X O
OPTION G X O
OPTION H O X
OPTION I O X
OPTION J X O
OPTION K O X
OPTION L X O
OPTION M O X
OPTION N X O
OPTION O
R175 180 100
R176 220 150
R177 330 180
R178 560 220
OPTION_O
OPTION_C OPTION_D
R176 R177 R178 R179 R181 R182 R183 R184 R185
150 180 220 820 100 150 180 220 330
FAVOR FAVOR
NET/USB GAME (NC) CD BD USB PLAY
BD TUNER
1 2
Q.SEL1 Q.SEL4 iPod
ZONE2 FAVOR BD USB FAVOR PLAY
SLEEP (NC) SHIFT (NC)
DEMMER
ON/OFF 1 Q.SEL1 Q.SEL4 2 iPod
GAME (NC) CD BD DOCK
BD STOP SLEEP
TUNER SKIP DIMMER
Q.SEL1 Q.SEL4
R190 390
RMC100
R34FS9A
R191 390
OPTION_F
POWER - STBY POWER
D E F
G H I
U100 18-ST-13GINK
6 7 8 9 10 11 12 13 14 15 16 17
C144
100N-100V
C145
100N-100V
-VKK
Q102
KSA916Y
L100
100UH
C116
1/50
ZD102
MTZ18B
ZD103
MTZ16B
R138 100
FLCE
R139 100
FLCLK
R141 100
FLDATA
OPTION_E
R186 R187 R188 R210 R223 R224 R225
560 100 150 180 220 330 560
INTERNER FAVOR
SAT/CBL STATUS
(NC) TV V.AUX (NC) DVD
DOCK SAT/CBL
RADIO 3
Q.SEL2
PRESET SAT/CBL INTERNER FAVOR PRESET
(NC) (NC) SELECT STATUS (NC) (NC)
CH- Q.SEL2 RADIO 3 CH+
SAT/CBL
DOCK (NC) TV SAT/CBL iPod SKIP STATUS V.AUX (NC) DVD
Q.SEL2
Q107
ISA1530AC
R193
OPEN
Q108
R194
OPEN ISA1530AC
R198 R199
OPEN 10K
R201 R202
OPEN 10K
R203 R205
4K7 4K7
Q111 Q112
RT1N141C RT1N141C
G H I
130
J K L
R100 R101
1K 2K2
A+8V
ZD100
C100
MTZ5.1B
10/50
R106
100
MICDET
A-8V R113
100
4 3
R119 100
IC100(2/2)
MIC 1
AZ4580
2 5
IC100(1/2)
R122 7
AZ4580
47K
8 6
R126
18K
C107 82P-J
C166
100/10V
MICGND
C110 47N-Z
A+8V
MICDET
R135
100
AZ4580
IC102(1/2)
MICDET
MIC MIC MIC.
MICGND MICGND MICGND.
AZ4580
A-8V A-8V A-8V. R144
IC102(2/2)
100
A+8V A+8V A+8V.
VAUXR VAUXR VAUXR.
BD105 BD120H
AGND
VAUXL VAUXL.
VAUXL
V.AUX/GND
VAUXV
VAUXV VAUXV.
CN103 CP103
CN100
CP100 BD107 0
D/MGND D/MGND
BD108 0
H/PDET H/PDET H/PDET
H/PL
H/PL H/PL
H/PGND
H/PGND H/PGND
H/PR
H/PR H/PR
JP30
ENCODER B'D
R165 100
R166
D/MGND
4K7
SWM3.3V
4
VSELB
3
VSELB
VSELA
5
VSELA
R168
4K7
R167
100
FUNCTION CNT B'D
FUNCTION ENCODER B'D
CP104_11 CP104_22 CN104_22
R212
NC 4K7
NC
D/MGND
NC
NC
R211
SWM3.3V
100
C159
ISELB
C158
ISELA
ZD108
POWERKEY
STBY LED(R)
R214 100
STBY LED(G)
R213 2K2
R216 560
R217 560
CN104_2
CN104_1 CP104_1 CP104_2
FUNCTION ENCODER B'D
KEY-IN3 KEY-IN3
KEY-IN2 KEY-IN2
D/MGND D/MGND
KEY-OUT1 KEY-OUT1
R209 R189
KEY-IN1 KEY-IN1
100 150
SWM3.3V NC
ISELB ISELB NC
ISELA ISELA NC
POWERKEY POWERKEY POWERKEY
STBY LED(R) STBY LED(R) ON/STB PRESET-
ZONE2
STBY LED(G)
STBY LED(G)
R228
2K2
R229 560
R230 560
FUNCTION CNT B'D
OPTION_H
s

FRONT UNIT

V.AUX UNIT

J
K L
M N O
AVR17_19_2112 FRONT 1/2
R103
OPEN
BD100
0
C103
1/50
3
JACK100
1
2
BD101
0
4
C109
100N(EB)-100V
C108 47N(EB)
V.AUX B'D
D118
KDS4148U
D119
KDS4148U
5
R128 470 JACK103
C115 47N-K BD102
C114 R133 V.AUX_R
0
J100 330P-J 100K
BD103
OPEN 0 4
4 3
C121 100N-K
C120
1 C122 R134
330P-J C123 1/50
10/50 100K BD104
2
3
0
R137
100K R136 470 D102 KDS4148U
V.AUX_L
C127 47N-K
R140 D103 KDS4148U
33
2
R143
100K V.AUX_V
1
8 6
C130
7
10/50
5 C129 1/50
JP101
C131 100N-K
OPEN C133 47N-Z
C136 OPEN
G103
H/P B'D
C153 10N(EB)-100V
D111 KDS4148U
C154
D112 KDS4148U
100N-K
G101
R206 C155 10N(EB)-100V
100
D113 KDS4148U
KDS4148U
D114
JUMPER JACK104
R226 9
C156
OPEN
1N
8
1
R227
C157
OPEN 6
JP44 1N
JUMPER
7
OPTION_G
FUNCTION
ENCODER R215
4K7
2 1
OPTION_B
VEC101
VOLENC
47N-Z C161 47N-Z
10N-K D-VIDEO IN SAT
C160 10N-K
OPEN ZD109 OPEN
JACK2001 CP1003
C2003 1/50
RED Y
Y_IN
R2028 75-D
GREEN Y-G
GND
C2004 1/50
CB CB_IN
LED103
R2029 75-D
CB-G GND
ON/STBY
SW123 C2005 1/50
CR CR_IN
R2031 75-D
CR-G GND
NC
LINE1
LINE2
NC
LINE3
R207 R208
GND
820 820
NC
PLUG
SELECT
PRESET+
ZONE 2
RED
GREEN
LED104
ON/STBY
SW122
SCHEMATIC DIAGRAMS (25/26)

FUNCTION_CNT UNIT

H/P UNIT

FUNCTION UNIT

M N O
1
MIC
2
3
4
5
6
7
8
9
10