Onkyo HT-R591B Service Manual page 37

A B
SCHEMATIC DIAGRAMS-14 (PART-14)
MPU SECTION
1 BAHDM-1126(1/3)
U0050
HDMI PC BOARD
MCLK44/48
DACMUT
DACRST
2
DIRRST
DIRCS
DACCS
DSPRST
DSPCS
DSPINT0
DSPINT1
DSPINT2
DIRINT0
TU_SCL
DSP PART
TU_SDA
PART-18 TU_RST
TU_GP102
PROTECT
IPROTECT
HPDET
3 VOLH
PROTECT2
MICMUT
DIGCLK
DIGSDO
DIGSDI
RI
HDMIPDN
HDMIRST
4
HDMIINT_TX
HDMIINT2
HDMIINT
HDMISCL
HDMISDA
SPICS
SPIHOLD
HDMI PART
HDMISDI
HDMISDO
PART-15
HDMISCK
CEC
+3.3V_MPU
+5.0V_MPU
GND_VD
5
6
C8977 +1.8VHD
104K
C8976
918+700mA
100/16 +1.8V
7
R8974
100K
C8975 R8973
106K/16V 15KF
C8974 R8975
106K/16V 10KF
C8973
106K/16V
D8971
C8980
R8976
#RB050M-30
3.3K 682K
4 5
GND FB
3 6
SW COMP
C8972 2 7
IN EN
C8978
106K/25V 1 8
BS SS
C8971 223K C8979
106K/25V
8
C8950
100/16
C D
P753A
to RB Section
No USE
RESET
C501
106K/16
R501 47K
C502104K
HPGND
R503 10K
R504 0
FLMD0
C509 106K
X501
5MHz
RESET
D111 KDS4148U
SYSOUT
POFF
SYSIN R508 1M
R572 10K
DRST
HDMIINT_TX R511 10K
HDMISDI R681 10K
R682 10K
HDMISDO
HDMISCK
RS232TXD
RS232RXD R68710K
HDMIRST R520 10K
HDMIPDN
HDMIINT2 R688
HDMIINT 10Kx4
SPICS
SPIHOLD R693
HDMISDA 47x4
HDMISCL
R692
4.7Kx4
Q704
SN74CB3Q3305PWR
1
1OE VCC
CEC 2
1A 2OE
CECIN 3
1B 2B
4
GND 2A
CECOUT
CEC
+3.3V_MPU
+5.0V_MPU
GND_VD
2010/8/25
+3.3VHD +5.2VHD
C8957 C8937
104K 104K
C8936
C8956
294+55+80mA
100/16 100/16
+5.2V
+3.3V
R8954 R8934
820K 270K
C8955 R8953 C8935 R8933
106K/16V 33KF 106K/16V 68KF
C8954 R8955 C8934 R8935
106K/16V 10KF 106K/16V 10KF
C8953 C8933
NC
C8963 C8943
106K/16V 106K/16V
D8951 D8931
151J 151J
R8956
#RB050M-30 C8960 R8936 C8940
#RB050M-30
5.6K 103K 8.2K 103K
5
4 4 5
GND FB GND FB
3 6 3 6
SW COMP SW COMP
R8931
C8952 2 7 C8932 2 7
IN EN IN EN
C8958 C8938
NC 106K/25V 1 8 NC 106K/25V 1 8 100K
BS SS BS SS
C8951 223K C8959 C8931 223K C8939
104K 104K
104K
106K/25V 106K/25V
MP2303ADN
Q8931
POWER SUPPLY (DDC)
HT-R591
E F
UPGRADE
MAIN MICOM
INITIAL
R662 Val
R663 Val INIT3
R664 Val
R665 Val INIT2
Val
R666
R667 Val INIT1
R668 Val
R669 Val
BAND
C518 102K
R671 2.7K
C519 102K
R673 2.7K
C520 102K
R675 2.7K
C527 102K
R677 2.7K
+3.3V_STB
C503
1
104K
2
AVSS
1
R530 NC AVREF0
* 3
P10/ANO0
* R531 NC 4
P11/ANO1
5
104K AVREF1
C504 6
P00/TIP61/TOP61
7
P01/TIP60/TOP60
C505 104K 8
FLMD0
9
VDD
10
REGC
11
VSS
12
X1
13
X2
14
RESET
15
XT1
16
XT2
R505 10K
17
P02/NMI
C507104K
18
MPD70F3746
P03/INTP0/ADTRG
R509 220 19
P04/INTP1 Q701
R510
47 20
P05/INTP2/DRST
R512 220 21
P06/INTP3
R514 220 22
P40/SIB0/SDA01
23
P41/SOB0/SCL01
R515 24
P42/SCKB0
47x4
25
P30/TXDA0/SOB4
26 76 P915/A15/INTP6/TIP50/TOP50
P31/RXDA0/INTP7/SIB4
27 75 P914/A14/INTP5/TIP51/TOP51
P32/ASCKA0/SCKB4/TIP00/TOP00
P913/A13/INTP4
R521 28 74
P33/TIP01/TOP01
47x4
29 73 P912/A12/SCKB3
P34/TIP10/TOP10
30
P35/TIP11/TOP11
31
P36
32
P37
33
EVSS
C508 34
104K EVDD
35
P38/TXDA2/SDA00
36
P39/RXDA2/SCL00
* *
8
7
6
*
* * *
5
* * *
5 2
11
VSS
UM6K1N 12
SCL/SIMO
Q8156
13
SDA/SOMI
14
MD0/SCLK
15
NC
AUTHENTICATION
+3.3V_MPU
+5.0V_MPU
+1.8VTXPLVDD 25mA L8939
BLM18PG181SN1D
+1.8VTXPVDD 5mA L8938
BLM18PG181SN1D
+1.8V
+1.8VPVDD 37mA L8937
BLM18PG181SN1D
+1.8VHD
Q8972
+3.3VHD
BU18TD3WG-TR
1
5
VIN VOUT
2
VSS
3 4
CE NC
POWER SUPPLY For HDMI
G H I
P751A IMSA-9618S-09A
NSCT-9P2472 P752A
J-TAG
EEPROM
Q153 BR25S640FJ SPRLF
R152
SPRLCS
10K
ROMCS 1 8 SPRLSPB
CS Vcc
R151
2 7
SO HOLD
10K
3 6 HPDET
WP SCK
C151
4 5 GNDDG
GND SI
104K
MUTE
+3.3V_STB
Q752
KRA102S
1
Q751
KRC104S
R713
1
2.2K
R622 47
108 R623 10K
AMUT
PDL3/AD3
R621 220 R620 10K
107
PDL2/AD2
AMUT_C
R618 10K
106 R619 47
PDL1/AD1
105
PDL0/AD0 C522104K
104
BVDD
103
BVSS
R617 220
102 MICMUT
PCT7
101 R613 1K R614 10K MICDET
PCT6/ASTB UPT/AUTH_RST
100 R611 1K C521 NC P-UP VOLB
PCT5
UPT/AUTH_SDA
R615 NC
99 R609 1K P-UP VOLA
PCT4/RD UPT/AUTH_SCL
98 R631 47 LEDTHRU
PCT3
97
PCT2
96
PCT1/WR1
95 R606 47 LEDSTBY
10K
PCT0/WR0
94 R607 220 YDET
PCS7 R110
93 R610 220 VDET
PCS6
92
PCS5
R716 47 R715 10K
91 DACRST
PCS4 YDET
90 R605 220 DACMUT
PCM5 VDET
10Kx4
89 DACCS
PCM4
VDSWDCTL
R599
88 DIRCS
D110
PCM3/HLDRQ POFF2_1 KDS4148U POFF2
87 47x4 DIRRST
PCM2/HLDAK
VSWSCL
R601
86
PCM1/CLKOUT VSWSDA
85 FHS
PCM0/WAIT VMUT
R59610K
84 DIRINT0
PCS3/CS3
83 C528104K DSPINT2
PCS2/CS2
82 220x4 DSPINT1
PCS1/CS1
R595
81 DSPINT0
PCS0/CS0
80 DSPCS
PCD3
79 R590 10K DSPRST
PCD2
78 C514 104K
47x4
PCD1
77 R690 MCLK44/48
PCD0
C515 104K
76 CECIN
R726 27K
75 REMIN
74 UPTDETINT
10Kx4
73 FCLK
R580
220x4
R582
R579 47
+3.3V_STB
LEDTHRU
LEDSTBY
KEY1
R723 KEY0
100
KRA107S +5.0VDIS_
KRA107S
Q755
Q753
KRC102S
Q756
Q181
KRC105S
MPOWER
KRC102S
Q754
THERMAL
5
VCC
4
RESET
3
NC
2
MD1/CS
1
NC
L500 BLM18PG181SN1D
L746 BLM18PG181SN1D
+5.2VHD
BU33TD3WG-TR
Q746 BLM18PG181SN1D L743
4 3 5 1
NC STBY VOUT CE
2 2
GND VSS BLM18PG181SN1D
L740
5 1 4 3
VOUT VIN VIN NC L742
BLM18PG181SN1D
Q273
S-1172B50-U5T1G
POWER SUPPLY (MPU)
POWER SUPPLY (STB)
GNDDG
HT-R591
J K
1
2
SPRLSPB or SPRLSB 3
SPRLZ2 (NC) 4
5
6
7
UPORT
No USE
UPTDETINT 7
UPTRST 6
UPTSDA
5
UPTSCL
4
UPTRXD 3
UPTTXD 2
UPTDET 1
AUX_GNDV 9
AUX_V 8
7
6
5
4
3
2
1
FLDCLK 23
FLDSDO 22
FLDCS 21
KEYINT0 20
FLDRST 19
KEYINT1 18
REMIN 17
+3.3V_STB 16
KEY3 15
VOLA 14
KEY2 13
VOLB 12
11
GNDDG 10
MICDET 9
8
AUX_V 7
6
5
4
3
2
1
POFF 5
+12VD_STB 4
GNDDG 3
+10VSTB 2
MPOWERD 1
1
+3.3V_VD 2
THERMAL 3
Q703
Q702
S812C56AUA
S812C33AUA
O I O I
GND_VD 1
+12V 2
+5.2V_VD 3
+12V 4
GND_DDC 5
Model No. HT-R591
SCHEMATIC DIAGRAM (PART-14) MPU SECTION
2011/12/27