Motorola CP040 - Page 451

UHF3 PCB 8416846H01-A/-B Schematic Diagrams 3-61
AUDIO
DC_REGULATION
MICROPROCESSOR
CONNECTOR
ACCESSORY/KEYPAD
CNTL_5T
D3_3V3V5V
C504
1000pF
C506
1000pF
11
C503
1000pF
3
100
CNTL_USWB+
R504
19
CNTL_5V
SW_B+
CNTL_MOD_OUT
15
2
B1
4
B2
C408
1000pF
D3_3V
SWITCH
S443
1
A1
3
A2
8
NC
3V
C501
1uF
1000pF
BK1005HM471
E500
17
C407
C505
1000pF
C403
150pF
1000pF
C402
32
12
CNTL_LOCK
R505
100
CNTL_SYNTH_CS
26
CNTL_SPI_CLK
24
CNTL_RSSI
6
22
29
TED_QS
+B_WS
XOV
VS_AUDIO_SEL
VS_GAIN_SEL
KLC_Pu
CNTL_TX_ENA
0021F
OISH
O
ISL
MOD_OUT
OPT_MIC
OPT_RX_AUD_RETURN
OPT_RX_AUD_SEND_DETECTOR
OPT_RX_AUD_SEND_UNMUTED
OPT_TX_AUD_FLAT_RETURN
OPT_TX_AUD_RETURN
OPT_TX_AUD_SEND
PWR_SET
TESER
ICS
KLC_IPS
TUO_
A
TA
D_IP
S
4
B2
16_8_MHZ
V3
V5
SC_CIFSA
EGRAHC_TTAB
ANE_TOOB
BW_SEL
TCA_HC
DEMOD
TTP_CIM_TXE
SWITCH
S441
1
A1
3
A2
2
B1
7
C404
1000pF
CNTL_5R
30
USWB+
CNTL_SPI_DATA_OUT
5
31
27
CNTL_3V
21
SW_B+
TP404
1
18
16
100
R501
13
100
R503
1DNG
9
PC0
1
PC1
2
PC2
4
PC3
8
SWITCH
S440
C0
C0
C1
C1
DNG
7
1
5T
CNTL_BW_SEL
1000pF
TP301
T5
V5
BATT_CHARGE
V3_3D
ON_OFF
RESET
RX_ENA
+BWS
TX_ENA
+BWSU
VOLUME
C507
14
V3
R5
4
R502
100
10
C500
1000pF
23
SWITCH
S442
1
A1
3
A2
B1
2
4
B2
5R
5V
NI_ATAD_IPS
TUO_ATAD_I
P
S
TED_QS
+B
_
W
S
SYNTH_CS
TX_ENA
VOLUME
XOV
VS_CS
VS_INT
VS_RAC
KLC_Pu
O
IS
H
KEYPAD_COL
KEYPAD_ROW
LOCK
OISL
ON_OFF
OPT_BUTTON_1
OPT_BUTTON_2
OPT_DATA_READY
OPT_ENA
PTT
TESER
RSSI
RX_ENA
ICS
KLC_
I
PS
V5
SC_CIFS
A
BACKLIGHT
TCETED_TTAB
ANE_T
O
OB
T
CA
_HC
V3
_
3D
DISPL_COM_DATA_SEL
DISP_ENA
TTP_CIM_TXE
0021F
FREQ_SEL_0
FREQ_SEL_1
FREQ_SEL_2
FREQ_SEL_3
2
V3
150pF
CNTL_PWR_SET
CNTL_DEMOD
C406
28
CNTL_16_8_MHZ
9
D3_3V
3V
1000pF
150pF
C405
C409
25
1
J460-1
1
20
TP403
SW_B+
5T
SPI_CLK
BW_SEL
MOD_OUT
SYNTH_CS
RSSI
SPI_DATA_OUT
5R
5V
USWB+
TX_ENA
DEMOD
3V
16_8_MHZ
LOCK
PWR_SET
SW_B+
3V5V
UHF3 (490-527 MHz) Controller Interconnect Schematic Diagram PCB No. 8416846H01-A/-B