Motorola Astro Digital Mobile Radio Xtl5000 Detailled 6881096c74 B Manual

Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-316881096C74-B May 25, 2005
Figure 7-29. HUD4022A RF Power Amplifier (RF PA) Schematic (Sheet 2 of 2)
S = 55 mil S = 45 mil
L = 400 mil
W = 90 mil W = 20 mil
W = 20 mil
OUTPUT NETWORK/RFPA
INTERFACE
OUTPUT NETWORK/RX FE INTERFACE NP
NP
73D02970C73-O
SHEET 17 OF 23
R3704 R3701
18. R3703
18. 18.
1
1.2u
D3705
D3704
L3703
1.2u
1
1.2uL3704 L3727
L3737
2
25nH
L3726
25nH
L3725
25nH
470pF L3732
25nH
33
R3700
C3736...

7-32Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-30. HUD4025B RF 100W Power Amplifier (RF PA) Schematic (Sheet 1 of 2)
TP3520A+
C3502
470pF
C3501 C3506
C3500 R3500
L3500
150nH L3501 6.8nH 470pF
.01uF 470pF
180
U3500
30C65
1
16
14 11
8
9
10 15RFIN4
5
12 13
17
6
7
2
3
VCNTRL
VD1G2 RFOUT1
RF OUT2 VG1
VG2
NC1GND1
GND2
GND3
GND4 EPNC2
NC3
NC4TP3500
IF3506 IF3507
IF3540
IF3514 IF3515
IF3516 IF3517
IF3518 IF3519
IF3520 IF3521...

Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-336881096C74-B May 25, 2005
Figure 7-31. HUD4025B RF 100W Power Amplifier (RF PA) Schematic (Sheet 2 of 2)
*D3705*
RFPA
INTERFACE
VREVERSE_ON
K9.1V_ON
VFORWARD_ON
RFPA_OUT RX_IN IF3704IF3703
IF3702
IF3701 IF3700
POWER_CONTROL
INTERFACE
C3732
13pF
C3734 C3733
470pF
L3725 L3727 L3726
L3722
L3721 L3723L3731
24nH
D3701 D3731
R3700 R3737
1.5K
R3739
100K
R3738
10K
R3734
220
R3733
180
33 1
1 *M3721*
SHIELD
*M3700*...

7-34Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-32. HUD4022A Secure  Block Diagram and Interconnections
USB_RS232_SB9600 BLOCKUSB/RS232
SECURE INTERFACE BLOCK
10 11 0
2 3
UTXD1_USB_VPOUT
UTXD2
VIP_IN_1_3V VIP_IN_1_5V
VIP_IN_2_3V VIP_IN_2_5V
VIP_OUT_1_3V VIP_OUT_1_5V
VIP_OUT_2_3V VIP_OUT_2_5V 0
2
UARTA_RTS UARTA_RXD UARTA_TXD
UCTS1_USB_FSEN
UCTS2
URTS1_USB_XRXD
URTS2
URXD1_USB_VMIN
URXD2
USB*_RS232_EN USB+ USB-
USB_INT*...

Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-356881096C74-B May 25, 2005
Figure 7-33. HUD4022A Accessory Connector Schematic
VIP_OUT_2_12V
UARTB_RTS-BUSY
USB+EMERGENCY
SPKR+
USB_PWR
RX_FILT_AUDIO SW_B+
CHAN_ACT
UARTA_TXD
SPKR-
ONE_WIRE MONITOR PTT*
CTS_DCE (DB9-Pin 7) RTS_DCE (DB9-Pin 8)
UARTB_RXD-BUS-
UARTA_RXD UARTB_TXD-BUS+
J0402
UARTB_CTS-RESET
UARTA_RTS
AUX_MIC TX_DCE (DB9-Pin 2)
RX_DCE (DB9-Pin 3)
UARTA_CTS
VIP_OUT_1_12V
26 PIN CONN
IGNITION
GND...

7-36Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-34. HUD4022A Power Supply Schematic
VCC3
Mic Bias Circuit
2.85 / 100 mA
T-Gates, VIPS, SB9600
NP
1.8V Digital Supply Regulator
Audio PA
FILT_B+
Emergency Sense Block
9V Regulator
5.0 / Battery
Battery VCC5
SOURCED BY:
NP
Battery
VCC5 I/O Ring, EEPOTs
9.3V / 1A
UNSW_5V
Voltage Translation USB, Codec
DC DISTRIBUTION
SW_B+
 V(operating)/mA(max)
A+ VCC5FILT_B+
VCC1.8, VCC1.55...

Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-376881096C74-B May 25, 2005
Figure 7-35. HUD4022A USB/RS232/SB9600 Schematic
SB9600 Block
NP
VIP I/O Block
BUFFER SUPPLY BUFFER SUPPLY
1
USB*_RS232_EN
0 Not Allowed
BOOT_DATA_EN* Mode of Operation
0
0
0
11
1
Boot Data
USB
RS232
R0304
13 11 22
1
2
4 U0300-4
MC74LCX125
12
VCC5
VCC2.85
U0308-1
NC7ST08 C0312
0.1uF
10
8
MC74LCX125U0303-4 12
13
11
MC74LCX125
U0300-3
9
1.5K R0303
C03090.1uF
U0303-2
MC74LCX125
5
4 6...

7-38Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-36. HUD4022A SB9600 Schematic
NP
BUFFER SUPPLY NAND SUPPLY
Connector IFNAND SUPPLY BUFFER SUPPLY
BUFFER SUPPLY
Patriot UART B
BUFFER SUPPLY
MC74LCX125 U0602-2
5
4 6
0.1uF
C0610
C0614
SB96_RS232*_EN_INV
R0627
100K
0.1uFC0613
0.1uF VCC2.85VCC
Q0610 U0608-2
PWR_GND
3GND5
U0607-2
PWR_GND
3GND5VCC
U0602-5
PWR_GND
7GND14VCC
C0604
0.1uF
TC7S00FU
U0609-1
1
2
4
100 R0623 VCC2.85...

Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main Board 7-396881096C74-B May 25, 2005
Figure 7-37. HUD4022A USB/RS232/SB9600 VIP Input/Output Schematic
41
2
4
U0605-1
TC7S00FU 1
2
VCC5
TC7S00FUU0601-1
0.1uF
VCC5
0.1uF C0605
C0601 GND
5VCC
U0601-2
PWR_GND
3GND5VCC
8
U0605-2
PWR_GND
3
12
13 11
U0603-3
MC74LCX125
9
10 VIP_IN_1_3V
VIP_IN_2_3V
VIP_IN_1_5V VIP_OUT_1_3V
VIP_OUT_1_5V
VIP_OUT_2_3V
VIP_OUT_2_5V
VIP_IN_2_5V U0603-4
MC74LCX125
MAEPF-27848-O
Part Series
600-2 

7-40Schematics, Component Location Diagrams, and Parts Lists: HUD4022A/HUD4025B (VHF) Main BoardMay 25, 2005 6881096C74-BFigure 7-38. HUD4022A Control-Head Connector Schematic
SPARE_1UARTA_RXD BUSY
SPI_MOSIB
Interface
SPI_SCKB
OPTB+_BOOTSEL_VPP
AUX_RX NAUTILUS_CS*
RS232 BUS
VIP_OUT_1_12V
MIC_HI
FOR NEW CH/ACCYs
IGNITION SW_B+
SSI / NAUTILUS 
SPI_MISOB
PTT* SAP_DCLK
UARTA_CTSSB9600
NOT USED NAUTILUS_INT*LH_RESET
VIP_OUT_2_12V VIP_IN_2_5V
AUDIO
Programming Cable
AUX_MIC ONE_WIRE
SPKR- SAP_RX
BOOT_RX...