Onkyo TX-SA705 Service Manual page 50

A
PRINTED CIRCUIT BOARD VIEWS-8
U17
DAC AND MICROPROCESSOR PC BOARD (NADG-9269)
Side-B
1
2
3
4
5
B
P751A
C1005
C1004
L1001
L1011
C1524
13 5V
12 5V
11 GND
10 NC
9 TU_R
8 GND
7 TU_L
6 NC
5 +9VTU
4 SD
3 STEREO
2 TUNSDA
C1316
1 TUNSCL
R1301
5 CO AX3
4 +5VDSP
3 COAX
R1496
2 GND
1 COAX1
R1304
20 SPF
19 GND
C1302
18 GND
17 GND
R1310
16 GND
R1449
15 SDO
14 SDI
13 CLK R1309
R1429 R1409
12 DAC_LRCK
11 DAC_BCK
10 FLFR
9 CLSWL
8 SLSR
7 CRSWR
R1118
6 DIR_BCK
R1117
5 DIR_LRCK
R1116
4 OMCK
R1119
3 DOUT
2 RMCK
1 SPFOUT
20 SDIN
18 GND
18 GND
17 +3.3V
16 +3.3V
R2080
15 +5VD
14 PCM SW
13 DSP3RST
R2279
12 DSP3 INT
R2079
L1102
R2082
11 DIRSW
10 D SP2RST
R2281
9 D SP2INT R2137
R2337
8 DEC
R2084
7 RST
R2087
6 NIC
R2287
5 NT
R2083
R2283
4 MUT
R2096
3 3CS
R2296
R2240
2 2CS
R2068
R2067
1 1CS
R2066
R2703
R2702 R2028
R2125
R2704 R2701
R2131
R2129
R2126
13RDY R2236
12REQ
R2237
R2034
11TXMUTE
C2036
10 DSO
C2012
9 CLK
8 RST
R2212
7VRST
R2211
R2036
6 CEC
R2037
5 SCL
C2037
R2336
4 SDA
R2124
R2135
3 STB
R2324
R2335
R2128
R2134
R2328
R2334
2 RXMUTE
R2133
1 SDI
R2127
R2333
R2327
C2602
R2323
R2102
R2089
R1705
R1703
C1003 C1002
C1703
R1707
C1522
C1523 C1521
10 GNDV4V
9 V4V
8 V4YIN
7 V4CIN
6 TU NSCL
5 TUNS DA
4 Z2VOLDAT_5V
3 Z2VOL CLK_5V
2 +3.3 ST
1 VMUT
16 HPDET
R1494
15 VPOWER
R1492
14 +5VXM
13 GND
12 +5VDSP
11 +5VDSP2
10 GND
9 GND
8 +12V
R1443 7 POFF
6 POFF2
5 APOWER
R1441
4 10S+12VD
R1401
3 -VP
R1402
R1422
2 FLAC1
1 FLAC2
L1104
C1525
R1447
L1103
R1430
R1425
4 GND
R1426
3 GND
R1406
2 GND
1 FANCTRL
L1202
10 SPRLF
9 SPRLCS
8 SPRLSB
L1201 C1202
7 SPRLZ2
6 TRGA
5 TRGB
4 TRGZ2
3 Z2MUT
2 RS232RXD/FRXD
1 RS232TXD/FTXD
D2019
R2047
R2286
R2065
R2054
R2288
R2214
Q2412
R2024
R2200
R2100
R2413
Q2411
R2110 R2310
R2111
R2311
R2112
R2312
R2136
R2113
R2313
Q2413
R2412
C2109
R2309
R2320
R2319
TX-SR705/SA705
C
R1706
C1717
R1704
C1704
C1713 C1714
R1710
R1709
1 PHONO_L
D1702
D1701 2 GND
3 PHONO_R
4 R1
5 TU_L
6 GNDTU
7 TU_R
8 V4 _L
9GNDV4
10 V4 _R
11MICO UT
12 ADRT
13 ADLT
14 DACSR
15 DACSL
16 DACSBR
17 SBL
R1603
1-FR
2-FL
R1621
3SWL
4CCL
R1602
R1622
R1592
5 GND+12V
R1650
6 -12V
7 +12V
8 GND
9 DAT-5V
C2406
10 CLK-5V
11 PROTECT
12 SEC1H
13 VOLH
14 AMUT
1 IRIN
2 +3.3ST
3 GND
4 TRGZ2
5 MUT
C1932
6 SBZ2MUT
7 SPRLSB
Q1921
8 SPRLF
C1922
D1923
D1924
D