Onkyo HTR940 Service Manual page 27

A
SCHEMATIC DIAGRAMS-6
XM DIGITAL TRANSCEIVER SECTION (MDC Type only)
1
NADG-8809
U19
XM DIGITAL TRANSCEIVER PC BOARD
1
LSDP
2
VSS
XM_SDI_L 3
SC_TX_OUT
2 C2001
4
VDD
XM_SDO_L 104Z 5
SC_RX_IN
6
VSS
XM_COM_SEL 7
CMD_SEL
R2002
8
VDD
XM_ERR_IRQ 9
100K
ERR_IRQ
10
VSS
XM_RESET 11
RST
12
C2002
102K
+3.3V
3
4
B
I2S_OCLK
R2012
I2S_SCLK R2013
I2S_SDO R2014
R2015
I2S_LRCLK
R2016
+3.3V
+3.3V
36
HSDP_EN
35
VSS
34
HSDP_CLK
C2011
33
VDD
Q2001
32 104Z
HSDP_DA
F2602E-01
31
VSS
30 C2009
XMDTIC
TEST
080D
29
VSS
12 : SLAVE_SEL
28
OSC_IN
C2010 R2011
27
VDD
1M
26 104Z
OSC_OUT
25
R2010
VSS
680
C2008
040C
+3.3V
C2005
R2008
100 104Z
C2006
R2009
100 104Z
C
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
Q2002
C2021
R2021
AK4384ET
DAC 10/50 2.2K
C2018
470/6.3
100 1 16
MCLK DZFL
330 2 15
BICK DZFR
C2017
330 3 14
SDTI VDD
330
4 13 104Z
LRCK VSS
C2016
5 12
PDN VCOM
6 11
10/50
SMUTE/CSN AOUTL
0
C2014
7 10
ACKS/CCLK AOUTR
102K 8 9
C2015
DIF0/CDTI P/S
104Z
C2022
R2022
10/50
2.2K
L2003
022K
1 3
+5V
O I
+11.8V
Q2005
78L05
Q2004
TA48033AF R2047
+3.3V
22(1/2W)
L2001
3 1
O I
022K
R2036
0
Q2006
TC74HCT7007AF
XM_ERR_IRQ 1
2
XM_SDI_L 3
4
5
6
7
GND
DAC_RESET 11
Y8
XM_COM_SEL 12
Y7
XM_SDO_L 13
Y6
XM_RESET 14
Y5
15
Y4
16
Y3
17
Y2
18
Y1
19
_G2
+3.3V
20
VCC
D
+12V
R2031
C2025
821J NJM4580M-D 22(1/2W)
Q2003
R2025
3
C2027
2.2K 1
2
10/50
R2027
2.2K
R2028
2.2K
6
C2028
7
R2026
5
10/50
2.2K C2026
821J
-12V R2032
Q2003
22(1/2W)
NJM4580M-D
+5.3V
D2001
UDZS5.1B
C2035
+5V R2044
14 104Z
VCC
13
220
IN6
12
OUT6
11
IN5
10
OUT5
9
IN4
8
OUT4
10
GND
9
A8
8
A7
R2035
7
A6
6 0
A5
5
A4
4
A3
R2046
3
A2
2
0
A1
1
_G1
+5.3V
HT-R940
E
XM_L_OUT 1
XM_R_OUT 2
GND_A 3
4
5
+12V 6
-12V 7
L2006 C2041
NC NC
L2004
BLM21PG221SN1
C2040
NC
4
GND
R2033 22 3
D+
XM
R2034 22 2
D-
1
+V
L2005
BLM21PG221SN1
P2001
XMDACRST 1
XMCOMSEL 2
XMERRIRQ 3
4
XMSRTXD 5
XMSRRXD 6
XMRST 7
GND 8
+5V_XM 9