Table of Contents
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BI
3
3
5
6
5
6
6
A15
A14
A13
A12
A11
A10
A9
A8
A19
A20
WE
R322
4.7K
3
MODE0
A18
5
A17
6
A7
A6
A12
A5
A11
A4
A10
A3
A9
A2
A8
A1
C3426
A7
0.1
6
6
C3424
A6
0.1
A5
A4
A3
A2
A1
IC371
A0
3.3V
1
3
STBY
D15
0V
2
GND
D14
D13
D12
5
+1.8V
BT3.3V
D11
D10
3
D9
2
C3409
D8
0.1
C3407
2
0.1
D7
2.2V
88
D6
0V
86
D5
1
0V
89
D4
0V
87
0V
117
3.3V
123
1
3.3V
122
2
3.3V
121
4
5
1
2
+9V
BJ
5
6
FLASH ROM
5
IC302
1
48
3.3V
3.3V
A15
A16
0V
2
47
3.3V
A14
*/BYTE
3.3V
3
46
0V
A13
VSS
0V
4
45
0V
A12
D15
D15
0V
5
44
0.4V
A11
D7
D7
1.5V
6
43
0V
A10
D14
D14
1.5V
7
42
0V
A9
D6
D6
1.5V
8
41
0V
A8
D13
D13
3.3V
9
40
0V
A19
D5
D5
3.3V
10
39
0V
C311
NC(A20)
D12
D12
3.3V
11
38
0V
WE
D4
D4
3.3V
12
37
3.3V
NC(RST)
VCC
13
36
0V
NC(VPP)
D11
D11
14
35
0V
NC
D3
D3
3.3V
15
34
0V
NC(R/B)
D10
D10
2.4V
16
33
0V
A18
D2
D2
0V
17
32
0V
A17
D9
D9
0V
18
31
0V
A7
D1
D1
1.5V
19
30
0V
A6
D8
D8
20
1.5V
29
0.2V
R323
A5
D0
D0
1.5V
21
28
3.3V
A4
OE
1.5V
22
27
0V
R324
A3
VSS
3.3V
23
26
3.3V
A2
CE
0V
24
25
0V
A1
A0
IC304
1.8V REG.
0V
4
TP307
5.2V
5
4
3.3V
VIN
1.8V
3
VOUT
TL321
3
2
C3326
R3323
1
22K
DAC
IC331
C3104
R3101
1
22K
1
16
MCLK
DZF
2
15
5.3V
BlCK
DVDD
3
14
5.3V
SDTI
AVDD
4
13
0V
LRCK
VSS
5
12
2.7V
RSTN
VCOM
6
11
2.7V
C3204
R3201
CSN
AOUTL
1
22K
7
10
2.7V
CCLK
AOUTR
8
9
C3304
CDTI
NC
0.012
C3303
47u16
C3302
0.1
C3301
TL318
100u16
5.3V
C3311
D3312
100u16
Q3311
DAC
5V
8.4V
6.1V
D3311
R3311
1.2K
BK
5
SDRAM
6
IC303
5
3.3V
1
VDD
C331
3.3V
2
D0
DQ0
10
3.3V
3
VDDQ
3.3V
4
C333
D1
DQ1
3.3V
5
0.1
D2
DQ2
0V
6
VSSQ
3.3V
7
D3
DQ3
C335
3.3V
8
D4
DQ4
0.1
3.3V
9
VDDQ
3.3V
10
D5
DQ5
6
3.3V
11
D6
DQ6
10
0V
12
VSSQ
3.3V
13
D7
DQ7
3.3V
14
VDD
3.3V
15
C337
A21
LDQM
N.C/RFU
3.3V
16
0.1
WE
WE
3.3V
17
A15
CAS
3.3V
18
A16
RAS
3.3V
19
SD CS
CS
0V
20
A13
BA0
0V
21
A14
BA1
47K
0V
22
A10
A10/AP
0V
23
A0
A0
4.7K
0V
24
A1
A1
3.3V
25
A2
A2
0V
26
A3
A3
3.3V
27
C339
VDD
10
6
BT3.3V
R3006
22K
3
3.3V
OC
EN
2
0V
GND
1
5.2V
VOUT
VIN
BT3.3V
3
2
R3324
24K
R3102
24K
C3103
150P
IC332
LPF
8.4V
4.2V
C3203
4.2V
150P
R3202
24K
+9V
BL
DDX3028/3048/3058/318/4038/4038M
DDX4028BT/4038BT/4038BTM/4048BT/4058BT/418
C A U T I O N : F o r
c o n t i n u e d s a f e t y,
re place safe ty criti-
cal com po nents only
with manufacturer's
5
rec om mend ed parts
(refer to parts list).
54
0V
VSS
0V
53
I n d i c a t e s s a f e t y
DQ15
D15
52
0V
critical com po nents.
VSSQ
51
0V
DQ14
D14
To reduce the risk
50
0V
DQ13
D13
o f e l e c t r i c s h o c k ,
49
3.3V
VDDQ
48
0V
C343
leakage-cur rent or
DQ12
D12
47
0V
0.1
re sis tance mea sure-
DQ11
D11
46
0V
VSSQ
ments shall be carried
45
0V
DQ10
D10
C341
44
0V
out (ex posed parts
DQ9
D9
0.1
43
3.3V
are ac cept ably in su-
VDDQ
42
0V
DQ8
D8
lat ed from the supply
41
0V
VSS
40
cir cuit) be fore the ap-
39
3.3V
pli ance is returned to
UDQM
A20
38
1.6V
CLK
SD CLK
the customer.
37
0V
CKE
SD CKE
36
N.C
35
0V
• DC voltages are
A11
A11
34
0V
A9
A9
as measured with
33
0V
A8
A8
a high impedance
32
0V
A7
A7
31
3.3V
volt me ter. Val ues
A6
A6
30
3.3V
A5
A5
may vary slight ly
29
3.3V
A4
A4
due to vari a tions
28
0V
VSS
between in di vid u al
6
in stru ments or/and
units.
TL302
CN302
L3001
5
NC
D-
4
USBGND
D+
3
D+
2
D-
1
VBUS
2
TL305
3
CN311
TL317
60
12
MUTE CTL
TL316
62
11
UTX
TL315
63
10
URX
TL314
9
GND
TL313
8
TRST
TL312
BT3.3V
7
BT3.3V
TL311
BT5V
6
BT5V
TL310
5
GND
TL309
+9V
4
9V
TL308
3
BT L
TL307
2
AGND
TL306
1
BT R
IC301
: TCC8600
IC302
: LVU04932-01A
IC303
: M12L1281687TG2
IC304
: BD6538G
IC311
: R1EX24256ASASX
IC331
: AK4387ET-X
IC332,341 : NJM4565E-ZB
IC371
: XC6213B182NG-X
Q3311
: 2SC1623A/5-6/-X
D3311
: RKZ6.2B2KG(B2)
D3312
: HSU119TRF-E
SIGNAL LINE
GND LINE
B LINE
DDX3028/3048/3058/318/4038/4038M
DDX4028BT/4038BT/4038BTM/4048BT/
4058BT/418 (5/5)
BT UNIT (2/2)
BM
1
2
3
4
BT
USB ANT
MAIN-
CN103
1/5
5
A
6
7
45
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