DM588 Service Manual
133
J2
CINN
J1
CINP
K1
CPVSS
L2
CPGND
AA14
MICSCK/MICSCK
AB14
MICSDA/MICSDA
B4
PCM1BICK/PCM1BICK
E5
PCM1SYNC/PCM1SYNC
C4
PCM1SDTO/PCM1SDTO
A4
PCM1SDTI/PCM1SDTI
AB12
HSDET/HSDET
AC14
JACKDET/JACKDET
AA12
LDOOUT
AA13
AVDD_REF
AB13
AVDD[0]
AC13
AVDD[1]
AC12
VMID
K2
CPVDD[0]
K3
CPVDD[1]
L3
DVDD
J13
IO_DVDD
N1
SPKVDD
F1
MICBIAS
D1
M_MICP
D2
M_MICN
E1
HP_MICP
E2
HP_MICN
A3
LINE_L
B3
LINE_R
C3
AUX_OUTP
D3
AUX_OUTN
G1
REC_OUTP
G2
REC_OUTN
P1
SPK_OUTP
P2
SPK_OUTN
M1
HPR_OUT
L1
HPL_OUT
AA11
AGND_REF
G21
DGND
AB11
AGND[0]
AC11
AGND[1]
N2
SPKGND
IC19-B
LT1901A
C413
105
C414
105
C415
NC
C416
105
FB
2
4
0
R
C417
102
+
C418
22uF/50V
+
C419
NC
C420
102
+
C421
22uF
C422
102
C4
23
10
4
C4
24
10
4
C4
25
10
4
C4
26
10
4
C4
27
10
4
C4
28
10
4
R186
0R
1
0
0
p
F
C
42
9
R187
0R
1
0
0
p
F
C
43
0
Q1
DTC144EE
C53
104
C54
104
R
1
8
2
7K
Q2
DTC144EE
R
1
9
4
7K
R190
2.2K
C
43
1
10
2
C432
102
R156
2.2K
C51
102
C310
NC
R281
NC
R282
NC
R283
0R
R284
0R
R291
10K
R292
10K
C542
105
10
4
C
54
4
10
4
C
54
5
R293
10K
R
2
9
4
10
K
R
29
5
N
C
R
29
6
N
C
L70
330nH
L71
330nH
C
39
2
1
02
1
00
p
F
C3
9
4
1
00
p
F
C3
9
5
C
4
39
N
C
C
4
40
N
C
C4
4
1
1
04
C
4
43
10
4
10
4
C4
5
5
C456
104
R7
10K
R9
10K
C5
7
4
7
1
+
C
59
N
C
+
C
6
0
2
2u
F/
5
0V
C
61
1
50
p
F
C
62
1
02
R16
NC
C63
NC
FB2
NC
FB49
0R
+
C
4
45
2
2u
F/
5
0V
+
C
4
44
2
2u
F/
5
0V
1
NINV
2
GND1
3
RR
4
OUT1
5
GND2
6
OUT2
7
VP
8
M/SS
9
INV
IC5
TDA1519C
1
2
3
4
5
J600
SPK_JACK
1
1
2
2
J2
Connecter2PIN
R3
1
5
1
0
K
+
C
5
5
2
2u
F/
5
0V
C357
100uF/25V
Q
32
ST23
01
R
2
1
1
1
80
K
R338
100K
R3
44
16
K
D1V8
3M
BB4.2V
MODE1
MODE2
PASELECT
MUTE
AFADC
MIC+
MIC-
450KIF
PCMCLK
PCMSYNC
PCMDI
PCMDO
PWMOUT
POWER
AUDIO_DMRTO4G
AUDIO_4GOUT
MICIN-
MICIN+
Summary of Contents for DM588
Page 142: ...DM588 Service Manual Figure 4 Top Layer Layout Drawing of Main Board B Board 139 ...
Page 143: ...DM588 Service Manual Figure 5 Bottom Layer Layout Drawing of Main Board B Board 140 ...
Page 144: ...DM588 Service Manual Figure 6 Top Layer Layout Drawing of Main Board D Board 141 ...
Page 145: ...DM588 Service Manual Figure 7 Bottom Layer Layout Drawing of Main Board D Board 142 ...
Page 147: ...DM588 Service Manual Figure 9 Top Layer Layout Drawing of LCD Board 144 ...
Page 148: ...DM588 Service Manual Figure 10 Bottom Layer Layout Drawing of LCD Board 145 ...
Page 150: ...DM588 Service Manual Figure 12 Top Layer Layout Drawing of Key Board 147 ...
Page 151: ...DM588 Service Manual Figure 13 Bottom Layer Layout Drawing of Key Board 148 ...