Motorola CP040

UHF3 PCB 8416847H01-A/H02-B Schematic Diagrams 3-31
VHF
R515
ACCESSORY CONNECTOR
MICROPHONE CONNECTOR
Not Placed
INTERNAL SPEAKER
Not Placed
Not Placed
0
UHF
R513
Not PlacedR516
R517 Not Placed
DC Level 0.3 - 0.4 V low
0
100k
Supply = 7.42
1/2 Supply = 3.22
NC
.022uF
R499
270K
C455
D471
0
R491
5V_A
R478
2.2K
C493
1uF
C498
1000pF
0.1uF
C477
100K
R521
20V
MMBZ5250B
VR474
2.2K
5V_B
3V_A
150K
R483
R471
NC
100K
0.1uF
C457
5V
R514
R513
2
4
3
100K
R522
Q520-2
IMX1
A_MOD_OUT
.01uF
C482
.022uF
C475
R477
2.2K
100K
NC
R523
NC
R512
150K
0.1uF
$V
C499
82pF
220pF
C513
C456
47K
R255
1%
3.9K
R498
R488
0662057U91
2
6
4
1
3
330K
Q471
24K
R462
$V
C478
150pF
0.1uF
C452
R481
100K
1uF
C496
C495
1uF
.022uF
330
R474
C476
470pF
470pF
C488
10
C489
330K
R469
5.6K
R482
2
R495
4.7uF
10V
3V_A
5V_B
C453
D491
8
4
C481
.01uF
Not_Placed:NU
LM2904
U480-1
2
3
1
NC
NU
C466
MMBZ5245B
VR475
NC
C463
0.1uF
15V
C480
0.1uF
R520
100K
2.2uF
C471
150pF
C479
Q481
Not_Placed:NU
1
3
2
3V_A
4.7uF
C461
C458
0.1uF
C494
2.2uF
0.1uF
C462
Q482
1
3
2
R494
330K
C464
0.1uF
R484
2.2K
Not_Placed:NU
NU
R516
6.8pF
C512
100K
R476
100K
R486
5V_A
0.1uF
C454
1
M1
2
M2
3
M3
S1
7
4
S2
S3
6
5
S4
J471
4
R489
91K
LM2904
U510-2
6
5
7
8
4
J491-4
R517
J491-1
1
220pF
C511
C474
150pF
L471
390nH
3V_A
BK1005HM471
E452
3V
E453
BK1005HM471
2
SVR
6
CCV
C490
470pF
TDA8541
U490
7
DNG
4
INNEG
INPOS
3
1
MODE
5
OUTNEG
8
OUTPOS
25
6
3
1
4
24K
Q472
LM2904
U510-1
2
3
1
8
4
R492
0.1uF
C497
0
R487
VR471
5V_B
100K
R493
330K
R518
220K
R519
NC
2
2.2K
R470
C472
R473
0.1uF
10uF
680
0.1uF
C492
C473
C470
0.1uF
150pF
C483
C460
180K
0.1uF
R515
R475
2
6
4
1
3
Q490
UMG5
BK1005HM471
E451
1uF
C519
R479
100K
R464
30K
VR473
MMBZ5250B
20V
J491-33
NC
0.1uF
C459
24K
R463
R511
100K
2.2K
R490
Not_Placed:NU
5V_A
0.1uF
C518
U480-2
LM2904
6
5
7
8
4
R485
100K
5V
J470-1
1
R451
47K
R472
680
7
X
OV
VR472
44
TXSND
01
OIU
1
ADDV
23
PCDDV
33
DD
D
V
1
1
CAD
DDV
45
VDDRC
72
NYSDDV
2PACLP
5
2
43
RXRTN
39
RXSND
21
PACQ
S
17
SQDET
9
NIQS
82
NYS
63
NTRX
T
19
HSIO
24
LCAP
18
LSIO
48
MICEXT
46
MICINT
40
MOD
62
CN
8
P
A
CL
P
53
3BCG
37
GCB4
38
GCB5
3
ADNG
13
DDNG
03
ODDNG
47
GNDRC
23
GNDSYN
5
RCAD
4
UCAD
22
DATA
2
CSID
92
0021F
15
GCB0
14
GCB1
13
GCB2
41
AUDIO
42
AUXTN
16
CHACT
CLK
21
43
861KLC
20
CSX
6
GCAD
C467
U451
30C53
6
4
1
3
1200pF
UMG5
U511
2
4
16pF
C514
Q470
25
6
3
1
C451
0.1uF
5V_B
R496
Not_Placed:NU
3V
0
10K
R497
NC
R480
D470
1MEG
5V_A
5V_B
5
1
6
R460
24K
.033uF
Not_Placed:NU
IMX1
Q520-1
3V_A
C484
C465
1000pF
3V
5V
OPT_MIC
VS_GAIN_SEL
DEMOD
ASFIC_CS
BATT_CHARGE
OPT_TX_AUD_RETURN
OPT_RX_AUD_SEND_DETECTOR
SPI_CLK
CH_ACT
VOX
PWR_SET
EXT_MIC_PTT
OPT_TX_AUD_FLAT_RETURN
SW_B+
16_8_MHZ
MOD_OUT
RESET
OPT_RX_AUD_RETURN
OPT_RX_AUD_SEND_UNMUTED
OPT_TX_AUD_SEND
SPI_DATA_OUT
LSIO
SQ_DET
BW_SEL
F1200
HSIO
VS_AUDIO_SEL
uP_CLK
SCI
BOOT_ENA
UHF3 (465-495 MHz) Audio Circuitry Schematic Diagram PCB No. 8416847H01-A/H02-B