Onkyo DR-S2.2 Service Manual page 35

A
SCHEMATIC DIAGRAMS-4
DSP AND MICROPROCESSOR SECTION
NADG-7452
DSP AND MICROPROCESSOR
U26
PC BOARD
1
2
DIGITAL
C8601 104Z
OUTPUT
(OPT)
U8601
C8603
104Z
INPUT
(OPT1)
U8602 C8602
104Z
U16
DIGITAL TERMINAL
PC BOARD
C8606
100/6.3
INPUT L8601
3
(COAX)
022M
C8611
104Z
P8004
RI
REMOTE
CONTROL
4
5
B
AGND
DAC_L
C8712 C8713 C8714
C8711
821J 821J 821J 821J
R8721 R8722 R8723 R8724
100K 100K 100K 100K
C8218
104Z
NAETC-7442
C8211
47/6.3
R8601
C8212
000J 104Z
R8215
18K
8 7
R8607
R8218
9 6
000J
10 5
100
C8214
11 4 R8216
330J
12 3
000J
13 2
R8604
14 1 C8215
000J
330J
C8608
104Z
R8217 10K
C8216
102J
C8609
104Z
R8611
RX2
000J
R8613
RX1
000J
R8612
TX
000J
+5VDSP
L8602 NCH-1477 220K
C8119 104Z
R8141
470
L8105
BLM21B222SPT E8101 E8102
Q8102 C8109
TC7WU04FU 103K
C8110 105K
C8111 105K
R8128 330
R8129 47
DSPMCK
R8130 4.7K
C8112 105K
L8103
022M C8113 471J
L8104
NCH-1471
BK1608LM252
C8114 104Z
1K
R8131
R8132 4.7K
R8133 4.7K
R8134 47
CDA
C8115 102J
C8116
100/6.3
L8101
NCH-1471
022M
SRDA
LRDA
LRCK
BCK
MCK2
TO NAAR-7428
P8701B
C8731
100/16
+7V
C8732
100/16
-7V
C8715
C8716
822J
821J
R8725 R8726
100K 100K
D8201
C8207 104Z
D8202
C8206
220/6.3
AVDD 22
34 PVDD
35 R AVSS 21
R8214
36 PVSS DFZ2 20
220
DIRCS
37 RX4 CSN 19
R8213 220
DSPCLK
38 SLAVE Q8201 CCLK 18
R8212 220
DSPSDO
39 RX3 AK4586 CDTI 17
R8211 220
CDTO/SCDO[L]
40 TST CDTO 16
R8210 1K
INT1[L]
41 RX2 INT1 15
R8209 1K
INT0[L]
42 I2C INT0 14
R8208 47
CDA
43 RX1 SDTI3 13
R8207 47
44 PDN 12
SDTI2
+3.3V
L8201
L8202
022M
022M
NCH-1471
C8201
47/6.3
+5VDSP
SDTO
C8107 101J
C8106 101J
R8117 10K
R8116 10K
R8115 10K
R8127
33K
C8105
100/6.3
CMPREQ/
LRCLKN2
R8114 10
DATA0 17
29
R8113 10
30 CLKIN DATA1 16
R8112 10
31 CLKSEL DATA2 15
R8111 10
DATA3 14
32 FILT2
33 FILT1 VSS2 13
34 VDDA VDD2 12
Q8101
35 VSSA DATA4 11
R8109 10
36 RESET CS493292-CL DATA5 10
R8108 10
37 DD DATA6 9
R8107 10
38 DC DATA7 8
39 AUDATA2 A0/SCCLK 7
R8101
4.7K
RD
WE
DSPSDO[L]
Page 35
C
AGND
GND[12V]
Q8302
TC74VHC74FT
+2.5V
L8301
+3.3V
470M
NCH-1479
Q8304
TC74VHC574FT
C8104 104Z
R8110 10
Q8305
TC74VHC574FT
RD
WE
DSPCLK[L]
DSPSDO[L]
DSPRST1[L]
DIRPD
RI
DR-S2.2
D
TO TUNER UNIT
P8401
* C8403
C8404 104Z
3.3/50
Q840
*
2SC2
R840
3.3K
DSPSDI
8 7
R8301 220
9 6
DIRINT1
10 5
R8302 220
11 4
DIRINT0
12 3
R8303
220
13 2
14 1
MARK
*
-1E
-1A -1B -1C -1D
UPT
UDD UPP UDS UPA
UGK
UGR
UDT
C8403
C8412
R8402
NO YES NO NO NO
R8403
R8410
Q8401
RDS
R8404
YES NO YES YES YES
R8405
R8058 10K 10K 10K NO NO
R8059 1.5K 18K 1.5K 10K 10K
R8060 10K 10K 10K 10K 10K
R8061 1.5K 18K 5.6K 5.6K NO
R8326 (MP)
OTP,MASK
R8326
000J
R8325
R8325
FLASH
000J
(PP ONLY)
A7
A6
A5
A4
A3
A2
A1