Yamaha YSP-4300 Service Manual page 132

A B C
YSP-CU4300/YSP-CU3300/NS-WSW160
YSP-CU4300
INPUT 2/2
1
2
3
RESISTOR
REMARKS PARTS NAME
NOTICE
NO MARK CARBON FILM RESISTOR (P=5) (model)
CARBON FILM RESISTOR (P=10) J JAPAN
METAL OXIDE FILM RESISTOR U U.S.A
C CANADA
METAL FILM RESISTOR
METAL PLATE RESISTOR R GENERAL
4
FIRE PROOF CARBON FILM RESISTOR T CHINA
K KOREA
CEMENT MOLDED RESISTOR
SEMI VARIABLE RESISTOR A AUSTRALIA
CHIP RESISTOR B BRITISH
G EUROPE
CAPACITOR
L SINGAPORE
REMARKS PARTS NAME
E SOUTH EUROPE
NO MARK ELECTROLYTIC CAPACITOR
V TAIWAN
TANTALUM CAPACITOR F RUSSIAN
NO MARK CERAMIC CAPACITOR
P LATIN AMERICA
CERAMIC TUBULAR CAPACITOR
S BRAZIL
POLYESTER FILM CAPACITOR H THAI
POLYSTYRENE FILM CAPACITOR
MICA CAPACITOR
P
POLYPROPYLENE FILM CAPACITOR
SEMICONDUCTIVE CERAMIC CAPACITOR
5
6
R1256
47 R1263
47
S3.3_AW
R1274
47K
R1275 R1257
47K 47
7
UART_TX
19
DGND
18
UART_RX
17
CHANGE_FS_N_O
16
CHANGE_FS_I
15
RESET_N
14
SDTI
13
DGND
8
12
MCLK
11
DGND
10
to AWCD2A P.C.B.
BCLK
9
LRCLK
8
SDTO
7
DGND
6
D-
5
DGND
4
D+
3
9
DGND
19R-JE
2
P5V 5.0
1
CB61 DGND
C1254
0.01(B)
C1256
0.1/16
C1257
10/10
10
DGND
132
D E F
YSP-CU3300
YSP-CU4300
USB
+5USB
L1202
5.2
L1204
BLM18KG121TN1D
USB
L1201
BLM18HK331SN1D
L1203 BLM18HK331SN1D
BLM18KG121TN1D
J1201
no_use
FG
DGND
AW BRIDGE 1
S3.3_AW
TC74VHC244FT
VCC 1G
2G 1A1
R1266
1Y1 2Y4 100 R1267
2A4 1A2 47
1Y2 2Y3
2A3 1A3
1Y3 2Y2 R1268
2A2 1A4 R1265 47
R1264 1Y4 2Y1 47
47 2A1 GND
0.1/16 CB65
AW_MOSI
1
C1251 10/10 DGND
2
AW_MISO
C1252 3
DGND AW_FS_N_O
4
AW_FS_I
5
+3.3D
AW_TX_EN
TC74LVX244FT
6
VCC 1G AW_RX_EN
7
2G 1A1 DGND
8
R1258
1Y1 2Y4 MCLK
9
no_use
47
2A4 1A2 DGND
10
R1254
1Y2 2Y3 R1259 BCLK
C1312
11
no_use
47 47
2A3 1A3 DGND
12
R1251 R1260
1Y3 2Y2 LRCLK
C1313
13
47 47 R1262
2A2 1A4 SDTO
14
R1255 R1261 47
1Y4 2Y1 DGND
15
47 47
2A1 GND SDTI
R1252 16
47 PHI
0.1/16
C1261
C1255
10/10
0.1/16
YSP-CU3300:ZE37150
C1253
C1262
DGND
YSP-CU4300:ZE37160
DGND
0.1/16
L1251
+5AW
5.0
0 DGND
L1252
3.3 S3.3AW
S3.3_AW
0 DGND
L1253
3.3 +3.3D
+3.3D
0
C1259
0.01(B)
C1260
0.1/16
C1263
10/10
G H
R1203
5.1K
typ 2.5A
44k
ENABLE:H Active
C1206
47/16
C1207
FAULT GND
OUT IN 47/16
R1204 R1206
OUT IN +5USB
1.6K 5.1K
ILIM EN
IC51 TPS2557DRBR
5 4 3 2 1
DGND
G
MIC37302WU
IC52
DGND
INPUT (4)
REMOTE
S3.3
Remote control
sensor
GP1UE281QKVF
U1302
R1303
33
DGND
IR_FLASHER
U1301
TSOP98238
TV remote control
sensor
OUT G VS
Page 133 J8 R1302
to DAMP_CB916 100
DGND
W63
1
2
Page 134 M8
3
to POWER (1)_CB7
4
5
SAN-PH
I J K
INPUT (2)
XHI
5.9
VBUS
9
VBUS
8 Page 131 K2
DGND
to INPUT (1)_CB5
7
DGND (YSP-CU4300)
6
1.2 VBUS_PRT
5
USB_FLG
4
USB_DM
Page 128 N4
3
USB_DP
to DIGITAL_CB302
2
(YSP-CU4300)
DGND
1
CB52
INPUT (3)
IR 1
S3.3
C1306
0.1/16
C1307
1000P(B)
V+
5
IC72 IC72 IC72
R1305
47
TC7SH125FU
3
V-
DGND DGND
S3.3
C1304
0.1/16
C1305
1000P(B)
V+
5
IC71 IC71 IC71
R1304
47
TC7SH125FU
3
V-
DGND
DGND
DGND
★ All voltages are measured with a 10MΩ/V DC electronic voltmeter.
★ Components having special characteristics are marked
with parts having specifications equal to those originally installed.
★ Schematic diagram is subject to change without notice.
L M N
IC51: TPS2557DRBR
Precision adjustable current-limited power-distribution switches
IN 2,3 CS 6,7 OUT
Current
Sense
Charge
Pump
Current
EN 4 Driver
Limit
8 FAULT
UVLO
GND 1
Thermal
Sense
8-ms Deglitch
ILIM 5
IC61: TC74VHC244FT
Octal bus buffer non-inverted 3-state outputs
1G 1 20 Vcc
1A1 2 19 2G
2Y4 3 18 1Y1
1A2 4 17 2A4
2Y3 5 16 1Y2
1A3 6 15 2A3
2Y2 7 14 1Y3
1A4 8 13 2A2
2Y1 9 12 1Y4
GND 10 11 2A1
IC63: TC74LVX244FT
Octal bus buffer non-inverted 3-state outputs
1G 1 20 Vcc
1A1 2 19 2G
2Y4 3 18 1Y1
1A2 4 17 2A4
2Y3 5 16 1Y2
1A3 6 15 2A3
2Y2 7 14 1Y3
1A4 8 13 2A2
2Y1 9 12 1Y4
GND 10 11 2A1
IC71, 72: TC7SH125FU
Bus buffer
G 1 5 V
CC
IN A
2
GND 3 4 OUT Y
0.1/16
PHI
C1311
3.3
S3.3 3
DGND 2 Page 134 M7
DGND 1 to POWER (1)_CB4
CB72
CB73
REMOTE 1
DGND 2
Page 133 J8
IR_FLASHER 3
to DAMP_CB915
DGND 4
PHI
● 電圧は、内部抵抗 10MΩの電圧計で測定したものです。
and must be replaced ● 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。