Schematic Diagrams; Usb Unit; Front Unit - Denon AVR-2312 Service Manual

1 2
FIL1
R6003 0
FIL1
R6004 0
OPEN
FIL2
FIL2
FIP POWER PART
OPEN
VKK GND
VKK GND
OPEN R6005 1.0
VKK
VKK 2.2
R6006
BN601
CN602
YMAW025-03R
Q6026
D6023
F6001
KTC1027YT
1N4007ST
R6024 0.1A/250V
AC37V
4.7(1W)
DC42V
D6024
1N4007ST
VKK GND
VKK GND
FUNCTION ENCODER PART
R6424 R6422 ISELB
LUG64
4.7K 100
CHASSIS
2
3
1
VR604
EC16B24SAAD4ZZZ D/GND
ISELB
R6423 R6421
ISELA
4.7K 100 ISELA D/GND
POWER LED PART POWERKEY
SWM3.3V
C6303
OPEN GRNLED
M3.3V
SW631
REDLED
ON/STANDBY
BN604
2.2K
R6301 REDLED
ON/STANDBY
LD601
BL-BJEGJ204-L
R6302
560
R G
REDLED GRNLED
Q6311
C6301 C6302 R6303 RT1P141C
560
OPEN OPEN
Q6312
R6305 RT1P141C
R6306
OPEN OPEN
Q6313
0.1uF
C6321 RT1N141C
Q6314
OPEN
C6322
RT1N141C
D6321 OPEN
D6322 OPEN
LUG63
CHASSIS
HEAD PHONE PART
H/PL H/PL
2
H/PR
L6501
3 H/PGND
H/PDET
7 0
DGND H/PR
8
DGND
H/PGND
1
H/PDET_IN
C6512 0.1uF
JK605
OPEN BN605A BN605B
D6512
PJ-612AG
OPEN
D6511 WIRE/5P/2mm/50mm/UL1007/#24/B-TO-B
OPEN R6503
C6511
LUG65
100
C6513 0.1uF
CHASSIS
1/50V
C6514
GND POWER + POWER -
3
FIL1
FIP & KEY PART
FIL2
VKK GND
VKK
CN601
A2008WR0-7P
GND ISLAND
FRONT_1
D/GND
ISELB R6041
ISELB
ISELA 100
ISELA Q6042
2SC3052
D/GND
POWERKEY
POWERKEY
SWM3.3V
GRNLED
GRNLED
M3.3V
Q17G
REDLED
REDLED
CN404
FIL2
A2008WR0-9P
VKK GND
R6071 100
FL_DATA
100
R6072
FL_CE
100
R6073
FL_CLK
C6008
D/GND
OPEN
C6081
C6009 0.1uF
C6082
OPEN 10/50V
SWM3.3V
56 55 54 53
62 58 57 52 51 50 49 48 47 46 45 44
M3.3V
R6083
RESET
100
Q6081
FLRST
RT1N141C
D/GND
IR RECEIVER
RC601
R6134
VOUT GND Vcc
FRONT_IRIN
KSM-603TH5B
1K
1 2 3
VOUT GND VCC
Q6112
RT1P141C
D/GND
B/PIRIN_DE
H/PDET Active "H"
SWM3.3V
Q6126
OPEN
Q6125
OPEN
R6165
HP_L
H/PGND
HP_R
DGND
2312:PRESET CH-
H/PDET_IN
3312:ZONE3 SELECT
R6175
2312: PRESET CH+
3312: >
H/PGND
SWM3.3V
DGND
STBY POWER
4 5
FROM DIGITAL CONNECT (PAGE 15/30)
LUG61 39 37 35 33 31 29 27 25 23 21 19 17 15 13 11 9
40 38 36 34 32 30 28 26 24 22 20 18 16 14 12 10 8
CHASSIS
C6902 OPEN
C6903 OPEN
C6904 OPEN
C6905 OPEN
C6906 OPEN
C6907 OPEN
C6908 OPEN
C6909 OPEN
C6910 OPEN
C6911 OPEN
C6912 OPEN
C6913 OPEN
C6914 OPEN
C6915 OPEN
C6916 OPEN
C6917 OPEN
C6918 OPEN
FIL1
R6051 R6061
100 Q6052 100 Q6062
2SC3052 2SC3052
DGND
D/GND
17G
Q18G
C6011
18G
OPEN
Q19G
C6012
19G
OPEN
43 42 1
FL601 19ST02GINK
H/PGND
SWM3.3V
OPTION OPTION
SWM5V
OPEN
LD604
G R
R6126 OPEN R6217 OPEN
OPEN
C6126 OPEN C6127
R6122 OPEN R6123 OPEN
Q6127
Q6122
OPEN
OPEN
Q6124
OPEN
Q6121 Q6123
OPEN OPEN
R6154 R6153 R6152 R6151
220 180 150 100
DGND
2312:SHIFT 2312:SLEEP PRESET1 ZONE2 ON/OFF Quick Select3
3312:ZONE2/REC 3312:PRESET CH -
SELECT
R6164 R6163 R6162 R6161
330 220 180 150 100
DGND
2312: > PRESET2 DIMMER Quick Select4 Quick Select1
3312:PRESET CH+
R6174 R6173 R6172 R6171
330 220 180 150 100
DGND
STATUS PRESET3 INTERNET R. 2312:ZONE2 SELECT Quick Select2
3312:ZONE3 ON/OFF
124
6 7
7 5 3 1
CN69A
6 4 2
FPC 1.0-11S-40PW
SWM3.3V VOLUME ENCODER PART
J6354
J6352
VSELA
J6351
VSELB
FRONT_IRIN
J6356 DGND
DGND
H/PDET
POWERKEY
DGND
REDLED
GRNLED
B/PIRIN_DE
MIC PART
FLRST
FL_CE
FL_CLK
FL_DATA
MICDET
HDAUDIOLED
3DREDLED
3DGRNLED C6726 DA+8V
DA+8V J6732 0.047uF
KEY1
KEY2
KEY3 O - +
ISELA 8 7 6 5
ISELB
J6402
MICDET
1 2 3 4 VEE
J6723 R6723
MIC
O - +
100
R6720 18K
82P
C6720
OPEN
C6723
J6731
DA-8V
C6731 1/50V
C6732 1/50V
J6751 MICGND
MICGND
J6613
VAUXR VAUXR V.AUX PART
J6601
AGND AGND
R6614
J6614
VAUXL VAUXL VAUXL
100
V/GND J6693
J6632
VAUXV
DA+8V
VAUXL
HP_L
VCC
O - +
HP_R
8 7 6 5
AGND
1 2 3 4
O - + VEE
100
VAUXR VAUXR
R6613
DA-8V
H/PGND
V/GND
VAUXV
USB B'D
L6001
HDAUDIOLED
BLM21PG221SN1
3DREDLED R6841 0
R6837
-DATA OPEN -DATA
3DGRNLED
0
R6838
+DATA
L6841
0
+DATA
R6842 0
KEY1
C6811
D6811
D6812
BN608 C6812
H/PGND
1 2 3 4 5
KEY2
WIRE/5P/2mm/550mm/UL2725/#24/28/USB
TO ETHERNET PHY (PAGE 26/30)
KEY3
d

SCHEMATIC DIAGRAMS (1/30)

H/PGND
SWM3.3V

USB UNIT

DGND

FRONT UNIT

8
A
SWM3.3V
R6352 VSELA R6354
100 4.7K
2
3
1
EC16B24SAAD4ZZZ
VR601
R6351 R6353
100 4.7K
VSELB
C6356
0.1uF
LUG62
DGND
CHASSIS
Active "L"
Q6703
R6726 RT1N141C
1K
B
Q6702
OPEN
R6730
C6733
15K
3
1/50V
2
1
YKB21-5165V
JK607
C6751
OPEN
D6751
OPEN
D6752
OPEN
C6753 0.1uF
C6754
OPEN
C6755 0.1uF
C
C6691 0.1uF
C6692 OPEN
D6691 OPEN
D6692
OPEN
C6601
R6601 VAUXR
470
10/50V AGND
VAUXL
L6601
AGND
VAUXV
0
JK606
C6523 R6602 RCA-328HG-03
C6693 0.1uF
10/50V 470
C6694 1/50V
D6693 OPEN
AGND
V/GND
D6694 OPEN
D
VAUXV R6632
0
BK611
VBUS
-DATA
+DATA
GND
JK608
U250FD004BY
OPEN
OPEN
LUG68
OPEN
CHASSIS
0.1uF
BK612 E
F