Yamaha YSP-4300 Service Manual page 133

A B C
YSP-CU4300 YSP-CU3300
DAMP
1
IC908, 910: AL1055
Step down DC/DC converter
2 1 30 24 22 9 15 16 14
V5
PWGDcomp PWGDcomp
Level Shift Level Shift
BGR BGR
OVPcomp OVPcomp
UVLO
6 10
TSD
5 11
0.8V 0.8V
7
2 PWM PWM
Controller1 Controller2
ramp (See below) (See below) ramp
29 17
28 Level OSC Level 18
Shift Shift
27 19
Anti-Cross Anti-Cross
25 21
Conduction Conduction
26 20
ON/OFF ON/OFF
FB1 FB2
Soft Start Soft Start
4 13 3 12
3
+3.3D D1601 +5VP_B
+3.3P
Aout_M5
1SS355VM
3.3 5.0
J1601
NC CE
0
L1601 GND GND
BLM21PG600SN1D
VOUT VDD
Aout_P5
IC902
RP132S331B-E2-F
Aout_M6
Aout_P6
DGND DGND
Aout_M7
Aout_P7
C1630
0.1/16
4
IC907
+3.3D TC7SHU04FU
+3.3D
2 4
R1650
1M
V+ V+
5 XL901 5
4 3 R1651
3
1K
V- C1644 3
1 2 0.1/10(BJ) V- TC7SH04FU
24.576MHZ
+3.3D
C1647
1000P(B)
+3.3D
DGND DGND
C1609
no_use
C1607
0.1/16
C1608
no_use
G1 VCC
250601123K4
DSP_WCK A1 G2 R1626
5 23
47 R1627
FRONT 22 DSP_WF A2 Y1
DSP_F A3 Y2 R1623 47 R1633
21
DSP_C A4 Y3 47 47 R1634
20
47
CENTER DSP_S A5 Y4 R1630
19
DGND A6 Y5 R1624 47
18
47
DSP_BCK A7 Y6 R1628
SURROUND 17
DGND A8 Y7 47 R1631
16
R1625 47
15 DIR_MCK GND Y8
DGND 47
14
DGND
13 D4_N_WARNG
Page 129 L3
D4_SCK
12
D4_N_CS
11
to DIGITAL_CB503 D4_MOSI
10
D4_MISO
9
D4_N_RST
8
D4_N_DISABLE
7
D4_PON
6
D4_N_IRQ
5
4 DGND
IR_FLASHER
3 IR_FLASHER
2 DGND
REMOTE
1 REMOTE
CB901 SW
6 DGND
DGND
250601123K4
23 AW_TX_EN AW_TX_EN
AW_RX_EN
22 AW_RX_EN
AW_FS_N_O
21 AW_FS_N_O
AW_MISO AW_MISO
20
DGND
19
AW_MOSI AW_MOSI
18
AW_FS_I
17 AW_FS_I
16 PWM_N_MUTE
DC_PRT
15 +3.3D
14 PWM_SDA
C1627
Page 129 L4 PWM_SCL
13
DGND no_use
12 C1624
DAMP_PRT
1.5 11
to DIGITAL_CB504 PWM_N_PDN 0.1/16
10 C1625
PWM_N_RST no_use
9
TI_WARNG Y8 GND
8
DGND R1643 Y7 A8
7
AW_MCK 47 Y6 A7
6
R1642
5 DGND Y5 A6
AW_BCK 47 Y4 A5
4
R1641
3 DGND Y3 A4
AW_SD0 47 Y2 A3
2
AW_WCK R1640 Y1 A2
1
47
CB902 G2 A1
VCC G1
7
DGND
DGND
------------------
R1601 /G1 /G2 | I=O
+26D_1
330K ----------+-------
L L | A->B
R1602
X H | HiZ
+3.3D
47K H X | HiZ
R1603 ------------------
+5VP_A
100K
DGND
DGND
+3.3P
DGND
RESISTOR
REMARKS PARTS NAME
NO MARK CARBON FILM RESISTOR (P=5) DGND
8
CARBON FILM RESISTOR (P=10)
METAL OXIDE FILM RESISTOR
METAL FILM RESISTOR
METAL PLATE RESISTOR
+3.3D +3.3D
FIRE PROOF CARBON FILM RESISTOR
DGND
CEMENT MOLDED RESISTOR
SEMI VARIABLE RESISTOR
CHIP RESISTOR
DGND
0.1/16
CAPACITOR
REMARKS PARTS NAME R1639
22
NO MARK ELECTROLYTIC CAPACITOR
TANTALUM CAPACITOR
NO MARK CERAMIC CAPACITOR
CERAMIC TUBULAR CAPACITOR
POLYESTER FILM CAPACITOR
POLYSTYRENE FILM CAPACITOR
MICA CAPACITOR [PWM Modulator w/ Volume Control]
P POLYPROPYLENE FILM CAPACITOR
PWM MODULATOR
SEMICONDUCTIVE CERAMIC CAPACITOR
NOTICE
(model)
J JAPAN
U U.S.A
C CANADA
R GENERAL
T CHINA R1649
9 K KOREA 2.2K
A AUSTRALIA
B BRITISH
G EUROPE
L SINGAPORE
E SOUTH EUROPE
DGND
V TAIWAN
XV190A0
F RUSSIAN 5
7
P LATIN AMERICA IC906
6
S BRAZIL
NJM2904M
H THAI
DGND
[Sub Woofer OUT]
BIAS
DGND
X2331A0
5
X2331A0 BIAS 7
3 R1637 R1645 IC904 6
W903 C1601 no_use C1610
SW_OUT 1 no_use no_use no_use
IC904 2 R1635 R1638
AGND no_use
AGND
no_use no_use no_use
10
no_use R1632
no_use
C1611
AGND
no_use
DGND
D E F
V B 3 9 0 5 0 V B 3 9 0 4 0
BEAM_SP BEAM_SP PN905
PN902
PN903
+5VA_B
0.1/16 0.1/16 +5VP_B
C1657
C1668
R1689
SDO1 /ERROUT SDO1
SDO2 MOD1 22 SDO2
SDO3 MOD0 SDO3
DIGITAL
OUTM5 OUTM2 Aout_M2 Bout_M5 OUTM5
PVSS5 PVSS2 PVSS5
PVDD5 PVDD2 PVDD5
AMPLIFIER
C1636 PVSS5 PVSS2 C1688 C1735 PVSS5
1/10 OUTP5 OUTP2 1/10 Aout_P2 Bout_P5 1/10 OUTP5
IOVSS IOVSS IOVSS
1
OUTM6 OUTM1 Aout_M1 Bout_M6 OUTM6
PVSS6 PVSS1 PVSS6
PVDD6 PVDD1 PVDD6
C1637 YDA141-SZ C1689 C1736
PVSS6 PVSS1 PVSS6
1/10 OUTP6 IC905 OUTP1 1/10 Aout_P1 Bout_P6 1/10 OUTP6
X7750A0
IOVSS IOVSS IOVSS
OUTM7 ID0 OUTM0 Aout_M0 Bout_M7 OUTM7
PVSS7 PVSS0 PVSS7
PVDD7 PVDD0 PVDD7
C1638 C1690 C1737
PVSS7 PVSS0 PVSS7
1/10 OUTP7 OUTP0 1/10 Aout_P0 Bout_P7 1/10 OUTP7
AVDD3 AVDD0 AVDD3
C1691 C1728
AVSS3 AVSS0 AVSS3
1/10 C1639 VREF3 VREF0 C1687 0.1/16 0.1/16 1/10 C1738 VREF3
VREF4 VSS 1/10 VREF4
AVSS4 SELCUR R1690 AVSS4
TWEETER
10K
OUT
C1646 C1684 0.1/16
0.1/16 0.1/16 C1740
C1649
no_use
C1847
R1678
22P(CH) 1M
XL902 R1718 J1607 J1614
1 4
24M YSP-CU4300 47 no_use 0
2 3
YSP-CU3300 no_use 0 no_use
R1665 14.688MHZ
IC917 47 +3.3D
C1841
R1604
DGND 1000P(B)
47 C1842
YSP-3300 YSP-4300
0.1/10(BJ)
TC7SH125FU
V+
5
IC913 IC913 IC913
C1844
C1843 3
no_use
+3.3D V-
0.1/16 C1845
no_use
G1 VCC DGND
A1 G2
A2 Y1
A3 Y2
A4 Y3
A5 Y4
A6 Y5
A7 Y6
A8 Y7
GND Y8
DGND
DGND
DGND
L1606 R1700
1P7.5M
D1602 3.9UH
RB420DT146
RS-1 RS+1
Switching frequency: 384kHz PWGD1 BOOST1
FSYN VU1
C1674 SS/PWON1 LCNX1
C1721
0.022/25 FB1 PGND1
R1682 CC1 VL1 1/35
1K R1691
SGND VIN
N.C N.C 5.6
DGND C1706 C1718
VREF V5
R1683 CC2 VL2 10/16 1/35
DGND
1K FB2 PGND2
SS/PWON2 LCNX2
PWON VU2
AW_MCK
PWGD2 BOOST2
RS-2 RS+2
AW_BCK
L1605 R1701
R1679 RB420DT146
D1603 3.9UH 1P7.5M
AW_SD0 51K
Q1601
AW_WCK
Q1609
R1788
DGND
47KX4
DTC044EUBTL
DTC044EUBTL
DGND
DGND
YSP-CU4300
DGND DGND
DGND
YSP-4300 only use
DGND DGND
+26D_1
R1662
VR_ANA PWM_1 +12D GVDD _B GVDD_A +12D
C1698
AVDD PWM_2 22 R1684 OTW BST_A
DGND DGND
AVSS PWM_3 22 NC NC 0.033
DGND DGND DGND
AVSS PWM_4 R1663 NC PVDD_A
PLL_FLTM PWM_5 no_use R1685 SD PVDD_A
22 L1603
PLL_FLTP PWM_6 PWM_A OUT_A 2 1
no_use no_use
AVSS VALID2 RESET_AB GND_A 3 4
+3.3D
C1714 R1692 DGND DGND
MCLK VALID1 PWM_B GND_B no_use no_use 15UH
C1665 DGND
RESET VR_DIG C1652 +3.3D R1687 OC_ADJ OUT_B
DGND C1715 R1693
0.1/16 V+ 22K
PDN DVSS 0.1/16(F) DGND GND PVDD_B
DGND 5 C1699
DVDD DVSS AGND BST_B
0.1/16 C1635 R1661 C1705
DVSS BKND_ERR TC7SH08FU 3 VREG BST_C 0.033
IC921
DVSS_OSC SDIN1 10K V- M3 PVDD_C 0.033
R1652 OSC_RES SDIN2 M2 OUT_C
C1633 18K no_use no_use
VR_OSC SDIN3 M1 GND_C
DGND C1716 R1694 L1604
MUTE SDIN4 PWM_C GND_D 2 1
DGND no_use no_use
+3.3D
SDA SDOUT RESET_CD OUT_D C1717 R1695 3 4
IC920
SCL RESERVED R3116N271A-TR-F PWM_D PVDD_D
15UH
R1670 OUT CD
LRCK SCLK DGND NC PVDD_D
10K DGND DGND
DGND VDD NC NC
DGND
GND NC C1700
VDD BST_D
GVDD_C GVDD_D 0.033
+12D +12D
DGND DGND
+26D_1
+12D DGND DGND
DIGITAL
+3.3D +3.3D R1681
3.3
AMPLIFIER
DGND DGND
DGND DGND
NJM2904M DGND
V+ 3 R1698
1 8 330K
IC906 2
4 R1702
V- R1655 330K
R1699
33K
330K
C1643 R1703
10/10 330K
C1745
1000P(B)
C1746
DGND
1000P(B)
DGND
DGND
To WF-R
RED
WV46390
PN909
NO_USE
no_use no_use
IC904 L1602
+12D
no_use
V+
4 8
V-
J1602
no_use
AGND AGND AGND AGND AGND DGND
IC914 IC914
7 1 5 3
no_use no_use
+3.3D
V+
IC914 4 8 IC914 IC914
2 6 V- no_use no_use
no_use
DGND DGND
G H
DRIVERS
TWEETER
VB39040 VB39050 V B 3 9 0 4 0
PN907
BEAM_SP BEAM_SP BEAM_SP
PN904
+5VA_A
0.1/16 0.1/16 +5VP_A 0.1/16
C1763 C1777 C1806
R1735
/ERROUT SDO1
MOD1 22 SDO2
MOD0 SDO3
DIGITAL
OUTM2 Bout_M2 Cout_M5 OUTM5
PVSS2 PVSS5
PVDD2 PVDD5
AMPLIFIER AMPLIFIER
PVSS2 C1783 C1795 PVSS5
OUTP2 1/10 Bout_P2 Cout_P5 1/10 OUTP5
IOVSS IOVSS
2
OUTM1 Bout_M1 Cout_M6 OUTM6
PVSS1 PVSS6
PVDD1 PVDD6
YDA141-SZ C1784 C1796
PVSS1 PVSS6
IC909 OUTP1 1/10 Bout_P1 Cout_P6 1/10 OUTP6
IOVSS IOVSS
X7750A0
OUTM0 Bout_M0 Cout_M7 OUTM7
ID1
PVSS0 PVSS7
PVDD0 PVDD7
C1785 C1797
PVSS0 PVSS7
OUTP0 1/10 Bout_P0 Cout_P7 1/10 OUTP7
AVDD0 AVDD3
C1787 C1793
AVSS0 AVSS3
VREF0 C1786 0.1/16 0.1/16 1/10 C1798 VREF3
VSS 1/10 VREF4
SELCUR R1736 AVSS4
TWEETER
10K
OUT
C1782 0.1/16
0.1/16 C1800
C1747 C1801
no_use no_use
C1848 C1849
22P(CH) 22P(CH)
DGND
J1614
0
R1718
47
J1615
J1609 0
0
J1606
0 J1616
0
0X4
R1787
YSP-3300
YSP-CU4300
YSP-4300
YSP-4300 only use
DGND DGND
RS-1 RS+1
PWGD1 BOOST1
FSYN VU1
SS/PWON1 LCNX1
FB1 PGND1
5.0
+5VP_B R1738
CC1 VL1
R1721 +5VA_B
1K SGND VIN
2.2
N.C N.C
DGND
VREF V5
R1739 CC2 VL2
DGND 1K
FB2 PGND2
SS/PWON2 LCNX2
C1792
PWON VU2
0.022/25
26.0 PWGD2 BOOST2
+26D_2
RS-2 RS+2
D1602/1603/1606 ZC58870 RB420DT146
R1737
51K
DGND Q1606
DGND
Q1610
5.0
R1722 +5VA_A
DTC044EUBTL
2.2
+5VP_A
DTC044EUBTL DGND
Switching frequency: 384kHz
DGND
DGND DGND
DSP_SD0
AW_SD0
DSP_WCK
AW_WCK
DSP_BCK
AW_BCK
AW_MCK
+12D +26D_1 +26D_2
26.0
+26D
+26D Page 134 M2
SUBWOOFER
MGND
C1788
MGND
to POWER (1)_W1
0.1/50(F) 12.0 +12D
CB910
VHI
DGND
C1771
1000P(B)
C1772
1000P(B)
DGND
To WF-L
BLUE
WC70540
IC906: NJM2904M (TE3)
PN910 Single supply dual operational amplifier
PN911
1
A
2
Note:
3
R L
Precaution for handling measuring instrument
4
Since the speaker output of this unit is BTL connected, the ground side
DRIVER
of the measuring instrument to be connected to the speaker terminal
WOOFER
MUST be kept in floating condition.
注意：
計測機器取り扱い上の注意
本機のスピーカー出力は BTL 接続となっていますので、スピーカー端子
に接続する計測器のアース側はフローティング状態に保つ必要がありま
す。
I J K
IC901, 903, 915: TC74VHC541FT
Octal bus buffer
G1 1 20 Vcc
B V 3 9 0 5 0
A1 2 19 G2
BEAM_SP
PN906
YSP-CU4300
A2 3 18
Y1
YSP-4300 only use
A3 4 17
Y2
A4 5 16 Y3
A5 6 15 Y4
A6 7 14 Y5
A7 8 13
Y6
A8 9 12 Y7
GND 10 11 Y8
IC902: RP132S331B-E2-FE
Voltage regulator
+5VA_C
0.1/16 +5VP_C
V DD 6
C1818
Vref
R1764
/ERROUT Current Limit
MOD1 22
Thermal Shutdown
MOD0
DIGITAL CE
4
OUTM2 Cout_M2
PVSS2
PVDD2
PVSS2 C1828
Pin No. Symbol Description
OUTP2 1/10 Cout_P2
IOVSS Output Pin
3 1 V OUT
OUTM1 Cout_M1
2 GND Ground Pin
PVSS1
No Connection
PVDD1 3 NC
YDA141-SZ C1829
PVSS1
4 CE Chip Enable Pin ("H" Active)
IC911 OUTP1 1/10 Cout_P1
5 GND Ground Pin
IOVSS
X7750A0
OUTM0 Cout_M0
ID2 6 V DD Input Pin
PVSS0
PVDD0
C1830
PVSS0
OUTP0 1/10 Cout_P0
AVDD0
C1832
AVSS0
IC916: TAS5086DBT
VREF0 C1831 0.1/16
VSS 1/10 PWM processor
SELCUR R1769
TWEETER
10K
OUT
C1826
DVDD
0.1/16 DVSS
DVSS_ESD
VR_DIG
Power
VR_ANA
Supply
VR_OSC
AVDD
AVSS_PLL
VREG_EN
SDIN1
Serial
SDIN2
Data MUX
SDIN3
Interface
DGND SDIN4
SDIN4
MCLK
R1756
DSP_WCK SCLK
47
Clock Rate
LRCLK
PLLFLTP /Error
R1757
DSP_SD0
47 PLLFLTM Detection
HFCLK
R1755 and PLL
DSP_BCK
47 OSCFLT
OSC_RES
YSP-CU4300
SDA Serial
R1725 R1726 R1728 R1731 R1732
YSP-3300 Control
SCL
YSP-4300 Interface
RESET
PDN
System
J1606 J1607 J1609 J1614 J1615 J1616 R1787
MUTE
Control
BKNDERR
IC912: TC74LVX244FT
Octal bus buffer non-inverted 3-state outputs
26.0
R1745
+26D_3
5.6
C1810
1/35
10/16 1G 1 20
DGND C1819
DGND
DGND
1A1 2 19
5.0
2.2
+5VA_C
3.9UH 1P7.5M R1771 2Y4 3 18
RB420DT146 R1759 +5VP_C
D1606 L1607
1A2 4 17
DGND DGND
2Y3 5 16
DGND
1A3 6 15
YSP-CU4300
2Y2 7 14
YSP-4300 only use
DGND
1A4 8 13
AW_RX_EN
DGND
AW_TX_EN +3.3D
2Y1 9 12
R1791 DGND
TC74LVX244FT 47KX4
PHI
SDTI
GND 10 11
R1749 47 DGND
47 R1763
SDTO
R1748 47 LRCLK
47 R1762 DGND
R1747 47 BCLK
47 R1761 DGND
Page 132 F8
R1746 MCLK
47 DGND
IC913: TC7SH125FU
to INPUT (4)_CB65
AW_RX_EN AW_RX_EN
C1846
AW_TX_EN Bus buffer
no_use 0.1/16 AW_TX_EN
AW_FS_I AW_FS_I
C1821 C1822
AW_FS_N_O
no_use AW_FS_N_O
AW_MISO
DGND AW_MISO G 1 5
DGND
AW_MOSI
AW_MOSI IN A
CB916 2
GND 3 4
CB915
REMOTE
REMOTE Page 132 L9
DGND
IR_FLASHER IR_FLASHER
DGND to INPUT (3)_CB73
PHI
DGND
YSP-4300 only use YSP-CU4300
+26D_3
26.0 VHI Page 134 M1
+26D
MGND
to POWER (1)_W3
CB913
(YSP-CU4300)
DGND
PN908 IC917: TC7SH04FU-TE85L
Inverter
IC907: TC7SHU04FU
NC 1 5 VCC
Inverter A
IN A 2
L
8 1. A OUTPUT NC 1 5 VCC
2. A-INPUT H
A GND 3 4 OUT Y
3. A+INPUT Y
7
4. GND IN A 2
L
5. B+INPUT
B H
6
6. B-INPUT H
GND 3 4 OUT Y L
7. B OUTPUT
5
8. V +
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked
and must be replaced
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
L M N
YSP-CU4300/YSP-CU3300/NS-WSW160
IC905, 909, 911: YDA141-SZ
Sound projector
Microprocessor Quarts Crystal circuit
SO is bus connected by /CS. Microprocessor interface complies with EVE.
IRQ terminals are connected in
daisy chain, forming an OR circuit.
Speaker A~H
Chip#15 XIN XOUT
WCK fs=32/44 /48k*2 DAT[15:0] OUTPC
WCK WCK2
OUTMC
BCK LT[9:0]
TI/DSP
AMHOP
DSI[3:0]
FSHOP[1:0]
GAINA[1:0]
GAING[1:0]
ENABLE[7:0]
DIR MCK
MCK=24 576MHz
SPCHK
Fixed D4_core
/OCPO[7:0]
/SPERR[7:0]
/UVLC
/CKDET
8ch D4
SA_DSP /OTP
DAC and PDD Amp
/OTW
Beam and NoiseShaper
CH_A~H
MASKUVLO
DAC-I,J
MASKCKDET
MASKOTP
MASKOTW
MASKOCP
TESTOTP
TESTOCP
DACENABLE[1:0]
PWMSW
/TEST
/TRIDET
DEGLITCH
EXT[0:1]
1 V OUT
CLKC
CLKC
For DAC monitor
To be modified if there are many SDC latches
Chip#14 XIN
GND CLKC D4-SPJ
2,5
Bus connected to
microprocessor
Chip#0 XIN
CLKC D4-SPJ
1LF
6
L' MUX MUX PWM1
2RF
6
MUX
R' MUX PWM2
Chan.
1-6
6
3LS
MUX PWM3
Ch
1-6
1-5 1-5 L'
Channel
4RS Vol PWM 6
Down-
Selector
R' MUX PWM4
mix
Block
5C
6
(L'+R')/2 MUX MUX PWM5
(L'+R')/2
6
1-6 MUX PWM6
Channel Six Processing
Bass Management
PWM
VALID1
Control
VALID2
Downmix
I2S Serial
SDIN4 MUX SDOUT
Output
IC923: TAS5342LDDV
100 W stereo digital amplifier power stage
4 21 VDD
Vcc
Under-
OTW 2 voltage 4
2G Protection
Internal Pullup VREG 12 VREG
Resistors to VREG
1Y1
SD 5
Power
On
2A4 M1 15 Reset
11 AGND
Protection
M2 14 and
1Y2 I/O Logic
M3 13 Temp.
Sense 10 GND
2A3
1Y3
RESET_AB 7
Overload
Isense 9 OC_ADJ
RESET_CD 17 Protection
2A2
23 GVDD_D
1Y4
24 BST_D
26, 27 PVDD_D
2A1
PWM Gate
Ctrl. Timing 28 OUT_D
PWM_D 18 Drive
Rcv.
BTL/PBTL-Configuration
Pulldown Resistor
29 GND_D
22 GVDD_C
33 BST_C
32 PVDD_C
V CC
PWM Gate
PWM_C 16 31 OUT_C
Ctrl. Timing
Rcv. Drive
BTL/PBTL-Configuration
Pulldown Resistor
OUT Y
30 GND_C
1 GVDD_B
34 BST_B
35 PVDD_B
Gate
PWM
PWM_B 8 Ctrl. Timing 36 OUT_B
Rcv. Drive
BTL/PBTL-Configuration
Pulldown Resistor
37 GND_B
GVDD_A
44
43 BST_A
40, 41 PVDD_A
Gate
PWM
PWM_A 6 Ctrl. Timing 39 OUT_A
Rcv. Drive
BTL/PBTL-Configuration
Pulldown Resistor
38 GND_A
IC921: TC7SH08FU IC920: R3116N271A-TR-F
Voltage detector ICs
2-input AND gate
V DD 2
IN B 1 5 V
CC
Y
IN A 2
Delay
1 OUT
H
Circuit
GND 3 4 OUT Y
L
Vref
3 GND
5
C D
● 電圧は、内部抵抗 10MΩの電圧計で測定したものです。
● 印のある部品は、安全性確保部品を示しています。部品の交換が必要な場合、
パーツリストに記載されている部品を使用してください。
● 本回路図は標準回路図です。改良のため予告なく変更することがあります。
133