Onkyo HT-RC440(B) Service Manual page 38

A B
SCHEMATIC DIAGRAMS-19 (PART-19)
DSP/ DIR/ DAC SECTION
TO BAETC-1091 (PART-9)
1
P8003A
BAHDM-1108 (3/5)
U0050
HDMI PC BOARD
2
3
4
L3008
BLM18PG181SN1
L3007 Q3007
BLM18PG181SN1 S-1172B50-U5T1G
3 4
NC VIN Q3008
BU33TD3WG-TR
2
VSS
1 5 1 5 +3.3VMPU
CE VOUT VIN VOUT
2
VSS
3 4
CE NC
GNDA
Q1092
KRC104S
5
STBPOWER2 1
POWER SUPPLY (MPU)
GNDDG
6
7
MPU PART
PART-14
PART-14
8
TX-NR414/ HT-R758/HT-RC440
C D
L3205
BLM18PG181SN1
ADSP_MCK R1017 47 L1007 BK1608LL241
SDOUTDIR_HDMIFLR R312 47
LRCKDIR_HDMI R313 47
BCKDIR_HDMI R314 150 L301 BK1608LL241
R315 47
DIGSDI R316 47
DIGSDO R317 330
+3.3V
L303
LBC2518T4R7M
DIGCLK R321 330 25 12
MC/SCL MPIO_B1
DIRCS R322 330 26 11
MS/ADR1 MPIO_B0
27 10
MODE MPIO_C3
COAX2 R323 330 28 9
RXIN7/ADR1 MPIO_C2
COAX1 R324 330 29 8
RXIN6/ALRCKI0 MPIO_C1
OPT2 R325 330 30 7
RXIN5/ABCKI0 MPIO_C0
OPT1 330 31 6
R326
RXIN4/ASCKI0 MPIO_A3
Q301
32 5
RXIN3 MPIO_A2
PCM9211
33 4
RXIN2 MPIO_A1
DIRRST R327 220 34 3
RST MPIO_A0
R1061 NC 35 2
RXIN1 NPCM/INT1
36 1
VDDRX ERROR/INT0
R1062 NC
X171 24.576MHz
24.576MHz R331
220
+3.3V
ARMZ2MUT
ARM_RDY
ARM_CS
DIGMUT
DIGSDI
DIGSDO
DIGCLK
DIRRST
DIRCS
DIRINT0
DACMUT
DACCS
E F
Z2DACMUT
MCK_NETZ2_256fs R372 150
BCK_NET R373 150 1 16
BCK SCK
DATA_NET R374 150 2 15
DATA FMT
LRCK_NET R375 150 3 14
LRCK MUTE
4 13
R376 10K DGND DEMP
5 12
NC TEST
LBC2518T4R7M 6 11
VCC ZEROA
L370 7 10
VOUT_L VCOM
8 9
VOUT_R AGND
PCM1754DBQR
Q304
C3209 105K
R363 NC
Q3205
R358 NC
TC7SZU04FU
R353 NC
Q351
VCC
1 5
NC R350 NC
DACMUT PCM1681
L1004
2
BK1608LL241 1 28
3 4 ZR1/ZR1/FMT0 ZR2
DACCS R351 330 2 27
GND MS/ADR/FMT1 VOUT1
R3295 DIGCLK R352 330 3 26
R3291 1M MC/SCL/DEMP VOUT2
56
DIGSDO R361 330 4 25
MD/SDA/MUTE VCOM
ADSP_MCK R354 47 5 24
11.2896MHz
SCK AGND2
22
ADSP1_SD0 R355 6 23
DATA1 VCC2
X3202
R359 22
ADSP1_BCK 7 22
BCK VOUT3
R360 22
ADSP1_LRCK 8 21
LRCK VOUT4
104K
9 20
C351
VDD VOUT5
220/4 10 19
DGND VOUT6
22
ADSP1_SD1 R356 C352 11 18
DATA2 AGND1
22
ADSP1_SD2 R357 12 17
DATA3 VCC1
MCK_NET_Z2_256fs R364 NC
ADSP1_SD3 13 16
DATA4 VOUT7
R1035 330 HDMI_FLR 14 15
MSEL VOUT8
R1037 330 HDMI_LRCK R362
0
+3.3V
+5.0VA
R1039 33 HDMI_BCK
R303 220 HDMI_MCK
390 256x44.1K
R1020
R304 220 HDMI_SPDIF
R333 220 ARC_SPDIF
R301 47 DIRINT0
+5.0VA
G H I
BAETC-1092(PART-9)
1mm FFC CABLE
P8001B
GND_LPF
330
R371
104K
C371
106K/16
C370
Z2NET_R
Z2NET_L
FL+
C356 FR+
47/16
NC
C802
VDD_MPU3.3V
R365
C355
#0
104K C+
SW+
SL+
SR+
TP96
104K BOOT3 R5
GPIO5_3/BOOT3
C354
SBL+
SBR+ USB0_OC_DET R3212 22 B4
GPIO2_15
C353 ETH_INT R3218 22 C4
GPIO3_12
220/10
EMA_D8 N12
TP110 GPIO0_8
EMA_D9 T14
TP111 GPIO0_9
EMA_D10 R14
TP40 GPIO0_10
EMA_D11 P16
TP112
GPIO0_11
EMA_D12 P14
TP41 GPIO0_12
EMA_D13 N16
TP42 GPIO0_13
EMA_D14 N14
TP113 GPIO0_14
EMA_D15 M16
GPIO0_15
TP43
DIGMUT R3244 47 T9
GPIO1_0
EMA_A3 N9
TP44
GPIO1_3
EMA_A4 T10
TP45 GPIO1_4
EMA_A5 R10
TP46 GPIO1_5
EMA_A6 P10
TP114 GPIO1_6
EMA_A7 N10
TP47 GPIO1_7
ARMZ2MUT R3257 47 T11
GPIO1_8
DSP2_IRQ R11
TP48
GPIO1_9
DSP2_RST N8
TP49
GPIO1_10
DSP2_CS P11
TP115 GPIO1_11
N11
TP116 GPIO1_12
DBG/AUDIO P8
TP50 GPIO1_13
ARM_CS R3272 R8
47
GPIO1_14
DSP2CLK R12
TP31 GPIO1_15
DSP2SDO T12
TP32
GPIO2_0
DSP2SDI L16
TP117 GPIO2_1
ARM_RDY R3277 22 N7
GPIO2_2
HDMIMUT R3278 47 M14
GPIO2_9
TP35
ACP_CS R3283 47 L1
GPIO4_11
ETH_RESET R3280 47 D4
AMUTE1/GPIO4_14
VDD_MPU3.3V
TX-NR414/ HT-R758/HT-RC440
J K
VOLH
IPROTECT
VPROTECT
VOLCLK
MPU PART
VOLDATA
TU_SDA
PART-14
TU_SCL
TU_RST
RI
AMUT
SEC1H
MIC_MUT
Z2MUT
HDMI_FLR
HDMI_LRCK
HDMI_BCK
HDMI PART
HDMI_MCK
HDMI_SPDIF
PART-16
ARC_SPDIF
PCMSLR_DR1
HDMISPF_DL2
PCMCSW_DL1
PCMSBLR_DR2
USB0_OC_DET
ETH_INT NET/USB PART
ETH_RESET
PART-21
ACP_CS
K2 R3208 270 ADSP_MCK
AHCLKX1
L2 R3215 220 BCKDIR_HDMI
ACLKR1
L3 R3219 220 LRCKDIR_HDMI
AFSR1
R3221 47 ADSP1_SD4(NC)
T3 ADSP1_SD0
AXR1_0
R2 ADSP1_SD1
AXR1_1
P2 ADSP1_SD2
R3226
AXR1_2
47x4
P1 ADSP1_SD3
AXR1_3
N2 R3230 220 SDOUTDIR_HDMIFLR
AXR1_4
N1 R3232 220 HDMI_SLR
AXR1_5
M4 RSVD0
TP36
AXR1_6
M3 R3237 220 HDMI_SPDIF
AXR1_7
M2 R3239 220 HDMI_CSW
AXR1_8
M1 R3241 HDMI_SBLR
220
AXR1_9
N3 R3242 220 LRCKDIR_HDMI
AXR1_10
T4
AXR1_11
R3247 120 ADSP1_BCK
K3 L3203 MMZ1608Y601BT
ACLKX1
K4 R3251 47 ADSP1_LRCK
AFSX1
MMZ1608Y601BT
B5 R3260 39 MCK_NET_256fs
AHCLKX0
C5 L3209 R3262 220 BCK_NET
ACLKX0
D5 R3265 39 LRCK_NET
AFSX0/BOOT10
L4 R3268 39 AMUTE0
TP37
AMUTE0
P12 39 DATA_NET
R3271
AXR0_14
A5 R3274 39 ETH_INTRQ
TP38
AXR2_0
Model No. TX-NR414/HT-R758
SCHEMATIC DIAGRAM (PART-19) DSP/DIR/DAC SECTION
28-12-2011