Figure 7-9. Vhf (136-162 Mhz) Controller Interconnect Schematic Diagram (8486769Z02-A) - Motorola CP150 Service Manual

VHF (136-162 MHz) Schematic Diagrams, Overlays, and Parts Lists (8486769Z02-A)
28
26
24
22
20
18
16
D3_3V
14
12
SW_B+
10
8
6
4
2
C503
30
1000pF
32
J460-1
ACCESSORY/KEYPAD
CONNECTOR
C403
C504
100pF 1000pF
C505 C506 C402 C507 C408
1000pF
1000pF 1000pF 1000pF 1000pF
6880309N62-C
3V
27
25
23
E500
BK1005HM471
21
19
17 C500 C501
1000pF 1uF
15
13
11
9
7
5
3
1
R504
29
100
31
C405 C406
100pF
100pF
R503
100
VS_RAC
OPT_DATA_READY
BACKLIGHT
KEYPAD_ROW
KEYPAD_COL
NC DISPL_COM_DATA_SEL
DISP_ENA
OPT_ENA
VS_CS
VS_INT
C404
C409 C407
1 2
1000pF A1 B1
1000pF 1000pF PTT
3 A2 B2 4
S441 OPT_BUTTON_1
SWITCH
OPT_BUTTON_2
1 A1 B1 2
3 A2 4
B2
FREQ_SEL_0
S442
S440
SWITCH 1
SWITCH
PC0
2
PC1 FREQ_SEL_1
8 4
PC3 PC2
C0
C0
1 A1 B1 2 C1
FREQ_SEL_2
C1
3 A2 B2 4
9 7
S443
FREQ_SEL_3
SWITCH
SW_B+ 5V 3V
OPT_MIC
OPT_TX_AUD_FLAT_RETURN
OPT_TX_AUD_RETURN
OPT_TX_AUD_SEND
OPT_RX_AUD_SEND_DETECTOR
OPT_RX_AUD_SEND_UNMUTED
AUDIO
OPT_RX_AUD_RETURN
VS_AUDIO_SEL
VS_GAIN_SEL
R502
100
R501
100
R505
100
5V SW_B+ D3_3V 3V
MICROPROCESSOR

Figure 7-9. VHF (136-162 MHz) Controller Interconnect Schematic Diagram (8486769Z02-A)

PWR_SET PWR_SET
CNTL_PWR_SET
DEMOD DEMOD
CNTL_DEMOD
BW_SEL
BW_SEL
CNTL_BW_SEL
MOD_OUT MOD_OUT
CNTL_MOD_OUT
16_8_MHZ 16_8_MHZ
CNTL_16_8_MHZ
SPI_CLK
CNTL_SPI_CLK
SPI_DATA_OUT
CNTL_SPI_DATA_OUT
SYNTH_CS
CNTL_SYNTH_CS
LOCK
CNTL_LOCK
RSSI
TP403 CNTL_RSSI
TX_ENA
TP404
CNTL_TX_ENA
USWB+ SW_B+ 5V 5R 5T 3V D3_3V
TP301
SYNTH_CS
LOCK
RSSI
RESET
TX_ENA BATT_CHARGE
RX_ENA RX_ENA
DC_REGULATION
VOLUME VOLUME
ON_OFF ON_OFF
TX_ENA
7-11
USWB+
CNTL_USWB+
5V
CNTL_5V
5R
CNTL_5R
5T
CNTL_5T
3V
CNTL_3V
June, 2005