Hytera PT580, Service Manual, Page: 65 / 104

1 2 3 4 5 6 7 8
A
B
C
D
8 7 6 5 4 3 2 1
D
C
B
A
1
1
2
2
B7201 C7210
RECEIVER
C7211
L7207
L7208
INT_MIC-
SPK+
SPK-
RECEIVER
UP_MIC-
AUDIO_PA_ON
INT/EXT_AUDIO
C7201
C7202
C7204
1
1
2
2
B7203
VBAT
NO2
A4
NO1
C4
GND
B1
NC2
A1
NC1
C1
COM2
A3
COM1
C3
VCC
B4
IN2
A2
IN1
C2
U7202
C7208
C7207
L7205
C7217 C7215
C7216
L7209
L7210
SPEAKER-
1
1
2
2
B7202
C7214
EXT_MIC-
R7208
D7201
D7204
D7205
IN-
7
IN+
8
GAIN
3
SDb
6
SDd
5
VDD
1
SW
19
Vc
cF
B
2
Vc
cOUT
17
Vc
cI
N
16
VOUT-
12
VOUT-
11
P
GND
10
AGND
4
VOUT+
15
VOUT+
13
VOUT+
14
SW
18
P
GND
9
P
GND
20
U7201
C7223
C7205
C7206
3V3D
L7211
R7206 R7205
R7207
R7209
L7204
L7203
VCC
VCC
IN
1
IN
2
GND
3
OUT
6
OUT
5
GND
4
U7209
C7218
NO2
A4
NO1
C4
GND
B1
NC2
A1
NC1
C1
COM2
A3
COM1
C3
VCC
B4
IN2
A2
IN1
C2
U7210
UP_MIC-
EXT_MIC-
INT_MIC-
3V3D
L7206
C7203
C7222
R7213
L7212
C7219
R7009
Bypass
4
VOUT
5
Vin
1
GND
2
ON/OFF
3
U7211 3V3D
C7011
C7013
C7012
C7014
R7011
C7221
1
3
2
Q7104
1
3
2
Q7103
3V3D
3V3D
R7240
R7241
R7251
3V3D
R7252
C7252
L7045
C7254
VDD
5
S
HDN
2
BIAS
12
MICIN
8
MICBIAS
13
CG
3
CT
1
TH
14
GAI
N
10
A/R
9
GND
7
MICOUT
6
NC
4
NC
11
U7251
C7253
C7255
C7251
R7258
R7255
R7256
R7204 R7203
R7257
M
IC
+
_NOAGC
MIC+_NOAGC
3V3D
NO2
A4
NO1
C4
GND
B1
NC2
A1
NC1
C1
COM2
A3
COM1
C3
VCC
B4
IN2
A2
IN1
C2
U7215
SPEAKER-
INT_SPK-
EXT_SPK-
EXT_SPK-
INT_SPK-
R7259
C7257
C7256
C7225 C7224
PT580 F5 MMI BOARD SCH.
˄
AUDIO
˅
63
PT580 F5 Schematic Diagram (MMI Board_Audio)