Onkyo TX-NR838 Service Manual page 49

A B
SCHEMATIC DIAGRAMS-24
TRM(FRONT HDMI) SECTION
1
FRONT HDMI AND USB SECTION
Model No. TX-NR828/929/838/1030/3030 PR-SC5530 SCHEMATIC DIAGRAM (PART-16)
Model No. DTR-50.5/60.5/50.6/60.6/70.6 DHC-60.5/80.6 SCHEMATIC DIAGRAM (PART-16)
2
BAHDM-1420 U0100
BAHDM-1421
3
22 20
HP_DET
19
+5V
18
GND
17 DSDA_FTI
DDC_DATA
16 DSCL_FTI
DDC_CLK
15
NC 14
CEC F
CERemote
4
13
CK-
XCN INF
12 100ohm differential
CK_Shield
11
XCP_INF
CK+
10 X0N_INF
D0-
9 100ohm differential
X0P_INF
D0_Shield
8
D0+
7
X1N_INF
D1-
6 X1P_INF 100ohm differential
D1_Shield
5
X2N_INF
D1+
4 X2P_INF
D2-
3 100ohm differential
D2_Shield
2
D2+
1
23 21
5
Q8558
PCA9515BDGKR
1
NC
2
SCL0
3
SDA0
4
GND
R8574
6
100
5.6k
R8578
P3902
4 3 2 1 NTM-1P233(M1969)
7
CHASSIS
7
6
5
CHASSIS
4 GND
GND
3 DATA+
D+
2 DATA- 1 2
D-
1 +VBUS
4 3
+V
L3904
DLP11SA900HL2L
NM
P3901
BAHDM-1420 for ONKYO C00124K221700
BAHDM-1421 for Integra 000010211-0006
8
TX-NR838/ DTR-50.6
C D
NM
R8560
5.1x4
NM
R8562
5.1x4
C8576
104K
8
VCC
7 DSDA_INF
SCL1
DSCL_INF
6
SDA1
47k
5
EN
R8555
90ohm differential
E F G
100ohm differential
100ohm differential
100ohm differential
100ohm differential
H I J
C8561
103K
20 22
CABLE_DET_ NM
HP_DET
L3905
19
+5V
BLM18PG121SN1D
18
GND
17
DDC_DATA
16
60mA
DDC_CLK
15
+3.3VMHL
NC
+5V EVER 14
CERemote
13
XCN_INF
CK-
12
CK_Shield
11
XCP_INF
CK+
X0N_INF 10
D0-
9
D0_Shield
X0P_INF 8
D0+
7
X1N_INF
D1-
6
D1_Shield
X1P_INF 5
D1+
X2N_INF 4
D2-
3
D2_Shield
X2P_INF 2
D2+
1
21 23
C8562
103K
R8582
0
CBUSDET
CEC_F
USB Cable
P3101 : 2009991227UL (NSAS-10P1932)
Front HDMI:8651-8899
Front USB:3901-3999
BLM18PG121SN1D
L3901
L3902 BLM18PG121SN1D
L3903
BLM18PG121SN1D
P3101B
NPLG-5P918
TX-NR838/ DTR-50.6
K