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! DS-BOARD TNPA4566 (2/6)
D_3.3V D_1.8V
SCL2 R2400 22
SDA2 R2399 22
C2401 IC2301
5.1k
10k
22
25V SOUND12V
0.1u
10k
10k
10k
C2403
C1AB00002534
C2402 C2404
R2397
R2394
R2393
25V C2400
25V 50V
0.1u 0.1u 25V
SP AMP R R2363
R2395
R2392
R2396
0.01u 0.1u
0
A_1.8V
! H3-BOARD
C2373 1 HP_IN 28
25V HP_OUT
C2354
+
C2412 C2362
80
79
78
77
76
75
74
73
72
71
70
69
68
67
66
65
64
63
62
61
0.1u
+
2 HP_RippleFilter 27
1 60 35V 25V 25V
MRREQ
NC
PWDB
GPFLAG
DVDD3
CE
DVDD2
TNPA4630
RSTB
DVSS3
DVSS2
SDA/DO
MCUIFSEL
47u 470u
INTB
SCL/CL
C2350 R2351 0.1u
I2CBUSY/DI
2 59 3 HP_Standby 26
16V
C2374 NC
3 58 2.2u 10k
25V 4 IN 25 DS7 H37
0.1u 4 57 POWER R2408
PLLAVSS DATAO0
C2375 EMPF PDEN GND 0 +R OUT
25V 5 56 5 IN_VREF 24 1 1
PLLDVDD CVSS3 XPDESC DATAO1
Thermal Pad
NC
NP
0.1u 6 C2356 C2358
55
PLLDVSS CVDD3 CVDD2
DATAO2 1000p
C2352
2.2u 6 PRE_GND 23
R2355 C2364
# 2 2 SPEAKER(R)
7 54 50V 35V
PLLPWRR
BCKO
OUT-
LRCKO
R2409
PLLGNDR
M
CVSS2
PLLAVDD
TEST2 TEST7 50V 2.2 50V 0.1u 0 -R OUT
IC2303
+
8 53 10u 7 ON_TIME 22 1/2W 3 3 JK8500
TEST3 SCK0
C2379 OUT+ R2359 C2368 K4BC02B00013
9 52 #
25V DVSS4 DVDD1
0.1u 10
C1BB00001006 51 C2399 25V 0.1u
8 DIAGNOSIS
PRE_Vcc
21
2.2 0.1u
M
50V
DVDD4 DVSS1 OUT
1/2W
11 50 9 NC 20
XVSS SCKI R2353
C2376 12 SOUND CONTROL 49
R2407 10k
10k
Vcc
C2378 XOUT DATAI 10 AMP 19
25V 50V 15p 13 48 R2406 10k
TEST1
TEST4
TEST5
TEST6
XSEL0
XSEL1
XIN BCKI Standby NC
0.1u X2301 R2405 10k
14 47 11 AMP 18
H0J184500026 XVDD LRCKI R2369
C2370 SW_GND
+
D_3.3V C2377 R2404 10k R2361 RippleFileter
15
CVDD4
BVSS1 AVDD1 CVDD1
46 10u 10k 12 Tj_Monitor 17
10
Q2300
50V 15p 16 45 C2398 25V 0.1u 50V B1BBCF000028
CVSS4 BVDD1 AVSS1 CVSS1 SW_B
17 AVSS4 INR 44 13 phase comp. 2 16
TEST0 XSEL2 SW_E
R2391 10k C2360 L2330 D2301
18 43
C2380
DAOUTR
DAOUTL
50V 14 phase comp. 1 15
EVRINR
220u B0JCME000037
EVRINL
25V
AVDD4
AVDD3
AOUT1
AOUT2
AVDD2
R2389