Yamaha YAS-408 Service Manual page 25

A B
1
MAIN
(Side B)
2
R600
C604
F600
23V
3
R603
G7
R+
R-
L+
4
L-
R626 R536
R623
IC602
R622
C623
C622
C621
D604
R627 C627
5 C104
6
7
C D
FB612
C653
C652
C238
L603 C207
C236
C235
R214
R215 C234
IC200
C237 C240
R643
IC605 R224 C208
R644 C209
C650 R645 R647
C246
R646 C651
C206
R207
R525
C205
C210
C204
C532 TP30
C540
TP31
FB614 C649
FB613 C648
C530 C528 C647
R530
C529 R638
FB203
R641 R642
C233
R640 C645
C232
D605 R637 FB615
C571
C572
C573
C574
C556
C557 C555
R531
C543
C550
R535
CN203
C625 R624 EC201
C626
C624 C409
R466 C255 R231
R401 R460 C256
R254
C250
R459 R457 C410
R255
R458 C443
IC407
C408
C224
R103
R250 EC200
C103 R102 A
FB202
R206
R203
C216
R204
R205 C217
VCC GND2 OUT
E F
YAS-CU4080/YMS-4080/ATS-CU4080
DTS TEST
C228 R252
DSP FW UPGRADE
R251
G5 TP117
DSCL
TP17
TP18
DSDA
DP
DM
T102
TP1
Y200
GND3
R235
DDFA DEBUG R234
C213
C230
C243
RX-D
MISO
CLK MOSI
CS#
C276
IC202
HDMI_RST
C
C231
R115
R213
R100
R217
R118
R218 R120
R135
R136
S3V3_2
FW UPGRADE
CN409
R116
TP22
C449
Y400
C426
R463
R439
RP401 R438
R117 C430 WN_TX
R434
WN_RX
M2
FB404
MCU_3V31 CN404
C425
IC405
GND4 MCU_TX
LOG
MAIN_MCU FW UPGRADE
C418 IC403
C417
R403
R444
R441 R443
R440 R442
G H
R227
R223 R222
Q202
R219
Q201
SUB
FB308
FB306
3V3A C324
FB307
OPT R383
C352A
GNDD R365
+ C353
+ C343
RCH
Q300
AGND
+
LCH FB301
C361
R208 R318
A C342
R211 R209
R319 R320 C340
R210 C360A
C252 C341
PWR
R253
MODULE LOG
C254
R236 R313
C423
M3V3
RST R373
R374
TX-D
GND6
G3
MSCL C308A C306
C309A C307
LED0 VDD
LED01
CN402
R621 MSDA +
C314
R620 R618 R617
MWS C392A C393 C394A C395
C620
Q605
C396 C390
C397 C389A
OP
MSD C327A
FB606
C328A
D600
TP90
C118
HW_RST
C116 C
C117
3V3_AUTH
TP12
TP16 C115
R186 C419
TDP0
R196
TP15
Q606
IC406 TDP1
TDN0
FB403
C429
C428 C427
R412
D-
USB_5V
C438
C439 D+
FB406
GND
I J
YAS-408/YMS-4080/ATS-4080
R303 C300
R304 C301
R302
R301
IC301
C379
R346
C334
C323A
C333
R356
R344 R355
R345
C420
25