Digital Unit (15/16) - Denon AVR-2312 Service Manual

1 2
Q1101
RT1P141C
Q1102
RT1N241C
R1102
R1106
22K
C1101
R1104
0
0.1
47K
19.HP DET JK111
18.+5V CJJ9H014Z
AD3PBI19G0
17.GND
16.DDC DATA
15.DDC CLK
14.NC
13.CEC
12.CK-
11.D1 SHIELD
10.CK+
9.D0-
8.D1 SHIELD
7.D0+
6.D1-
5.D2 SHIELD
4.D1+
3.D2-
2.D2 SHIELD
1.D2+
CHASSIS
DGND
Q1103
Q1104
RT1P141C
R1111
RT1N241C
R1114
22K
C1102
0
R1112 47K
0.1
JK112
19.HP DET CJJ9H014Z
18.+5V AD3PBI19G0
17.GND
16.DDC DATA
15.DDC CLK
14.NC
13.CEC
12.CK-
11.D1 SHIELD
10.CK+
9.D0-
8.D1 SHIELD
7.D0+
6.D1-
5.D2 SHIELD
4.D1+
3.D2-
2.D2 SHIELD
1.D2+
Q1105
Q1106
R1119 RT1P141C
22K
RT1N241C R1124
C1103
0
R1120
0.1 47K
JK113
19.HP DET CJJ9H014Z
18.+5V AD3PBI19G0
17.GND
16.DDC DATA
15.DDC CLK
14.NC
13.CEC
12.CK-
11.D1 SHIELD
10.CK+
9.D0-
8.D1 SHIELD
7.D0+
6.D1-
5.D2 SHIELD
4.D1+
3.D2-
2.D2 SHIELD
1.D2+
Q1110
Q1111
RT1P141C
R1143
22K
RT1N241C R1146
C1104
0
R1144
47K
0.1
JK114
CJJ9H014Z
19.HP DET
AD3PBI19G0
18.+5V
17.GND
16.DDC DATA
15.DDC CLK
14.NC
13.CEC
12.CK-
11.D1 SHIELD
10.CK+
9.D0-
8.D1 SHIELD
7.D0+
6.D1-
5.D2 SHIELD
4.D1+
3.D2-
2.D2 SHIELD
1.D2+
GND POWER + POWER -
3 4
D1141
RB521S
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
61
T279 EDID_SCL
62
EDID_SDA
63 EDID_EN
64 AMUXVCC
R1127
OPEN
65 CEC_OUT
C1110 OPEN
R1128
OPEN
66 CEC_IN
C1111 OPEN
DDC_SCL_COM
67
DDC_SDA_COM
68
69 DDC_SCL_D
70 DDC_SDA_D
71 DDC_SCL_C
72 DDC_SDA_C
73 DDC_SCL_B
74 DDC_SDA_B
75 DDC_SCL_A
76 DDC_SDA_A
77 P5V_D
78 P5V_C
P5V_B
79
P5V_A
80
1 2
16 15 14 13 12 11 10 9
Q1107
RT1N441C
Q1108
RT1N441C
1 2 3 4 5 6 7 8
STBY POWER
5
CEC3.3V
L1102
0 ohm
C1105
open
40
I2C_SDA
39
I2C_ADDR1
IN_D_CLK+ 38
Q1109
IN_D_CLK- 37
C1116
RT1N441C
RESETB 36
1000P
OUT_CLK- 35
OUT_CLK+
34 C1117
AVCC
33
0.1
OUT_DATA0- 32
IC111
OUT_DATA0+ 31
ADV3002 AVEE 30
OUT_DATA1- 29
OUT_DATA1+ 28
C1106
I2C_SCL 27
OUT_DATA2- 26
open
OUT_DATA2+ 25
R1135
TX_EN 24
4.7K
IN_A_DATA2+ 23
IN_A_DATA2- 22
AVEE
21
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
DGND
152
6 7
HDMI_SDA
1TMDSSWRST
HDMI_SCL
HINSELA
HINSELB
HPD5V HPD5V
CEC5V
CEC3.3V
DGND
ADV3002_RSTB
CEC_COM
RXB_C-
RXB_C-
RXB_C+
RXB_C+
RXB_0-
RXB_0-
RXB_0+
RXB_0+
RXB_1-
RXB_1-
RXB_1+
RXB_1+
RXB_2-
RXB_2-
RXB_2+
RXB_2+
DDCB_SDA
DDCB_SCL
RXB_5V
DGND
HDMI/TMDS SIGNAL LINE
SCHEMATIC DIAGRAMS (29/30)
d
DIGITAL UNIT (15/16)
8
A
B
C
D
E
F