Figure 9-49. Uhf (403-470 Mhz) Controller Interface Schematic Diagram - Motorola HT Series Detailed Service Manual

UHF Band 1 Circuit Board/Schematic Diagrams and Parts List (PCB 8480450Z14)
R481
24K
EXT_MIC
VS_CS
SWB+
E400
Vddd
VS_AUDSEL
FLAT_RX_SND
RX_AUD_RTN
C467
X_AUD_SND
0.1uF
C481
TX_AUD_RTN
C482 0.1uF
FLAT_TX_RTN
0.1uF
OPT_ENA
RDY
URX_SND
INT_EXT_Vdd
KEYPAD_ROW
KEYPAD_COL
PTT
KEY_INT
VS_INT
RESET
LEDBL
OFF_BATT_DATA_OUT
VS_GAINSEL
MISO
DATA
R_W
LCD_SEL
D0
D1
D2
D3
D4
D5
D6
D7
A0
CLK
VS_RAC
C463
100pF
C466
100pF
C458
100pF
C404
800 MHz only
100pF
C459
100pF
C526 C527
100pF 100pF
E401
E402
E403
E404
E405
E406
E407
E408
E409
C524
100pF
C529
100pF
C528
100pF

Figure 9-49. UHF (403-470 MHz) Controller Interface Schematic Diagram

J400
40 - PIND CONNECTOR
J400-40
EXT_MIC
J400-39 VS_CS
J400-38 SW_B+
J400-37 Vddd
J400-36 VS_AUDSEL
J400-35 Det_Aud_Snd
J400-34
Rx_Aud_Rtn
J400-33
Tx_Aud_Snd
J400-32 Tx_Aud_Rtn
J400-31 Flat_Tx_Rtn
Opt_Bd_En
J400-30
J400-29 Rdy/Req
Rx_Aud_Snd
J400-28
J400-27 ON
INT_EXT_Vdd
J400-26
J400-25
Key_Row
Key_Col
J400-24
J400-23 PTT
J400-22 Key_Intrp
J400-21 VS_INT
J400-20
RST*
LED_EN
J400-19
J400-18 OFF_BATT_DATA_OUT
VS_GAINSEL
J400-17
J400-16 SrD_Rtn
J400-15 SrD_Snd
J400-14
R/W*
CS*
J400-13
J400-12 DB0
J400-11
DB1
J400-10 DB2
J400-9 DB3
J400-8 DB4
J400-7
DB5
J400-6 DB6
J400-5 DB7
J400-4 A0
J400-3 SCK_Snd
J400-2 VS_RAC
J400-1 Gnd
C525
100pF
ZMY0130089-B
9-61