Motorola HT Series User Manual

9-132 UHF Band 1 Circuit Board/Schematic Diagrams and Parts List (PCB 8415234H01, 8415234H02, 8415234H05, 8415234H08)
IF_DISC_OUT
DISC_OUT
NU
C328
5V
NU
R371
NU
C383
NU
NU
R378
R377
Vdda
NU
C337
2
3
8
4
1
NU
LM2904
U303-1
NU
R372
NU
C358
NU
R373
NU
C390
NU
U303-2
LM2904
6
5
7
8
4
NU
R374
NU
NU
R375
R376
NU
C359
R370
0
Vdda
URX_SND
RX_AUD_RTN
C407
0.1uF
24K
R445
24K
R449
R425
30K
0.1uF
C479
C411
0.1uF
FLAT_RX_SND
DACRx
VOX
VS_AUDSEL
VS_GAINSEL
C430
0.1uF
4.7uF
C452
0.1uF
C414 C415
0.1uF
C451
.022uF
Lazarus Uhf band 1
ASFIC
DATA
CLK
LSIO
HSIO
CSX
CHACT
SQ_SET
EXT_SPKR_SEL
AUDIO_PA_ENA
GREEN_LED
17 23 19 24 18 13 22 15 14 16 21 20
VDDA
VDDDAC
VOX
PLCAP
SQIN
UIO
GNDA
DACG
DACR
DACU
DISC
AGCCAP
SQDET
GNDSYN
HSIO LCAP
LSIO
GCB2 DATA
GCB0
GCB1 CHACT
CLK
CSX
VDDCP
VDDD
VDDSYN
PLCAP2
SYN
TXRTN
NC
GCB3
GNDD
GNDD0
F1200
CLK168
U404
09Z41
URXOUT
VDDRC
TXSND
MICEXT
MICINT
MOD
GCB4 GCB5
GNDRC
AUDIO AUDIO
AUXRX
AUXTX
39 45 44
48
46 40 37
38
47 41 43 42
LEDBL TX_AUD_SND MODIN FLAT_TX_RTN
MECH_SWB+
100K
R447
1
11
7
8
9
10
3
6
5
4
2
12
32
33
27
25
28
36
26
35
31
30
29
34
47K
R400
C421
0.1uF
.01uF
C420
0
R413
C422
0.1uF
C416
0.1uF
EE_CS
5V
Vdda
R429
10K
C428
0.1uF
C427
100pF
8
4
3
U407
1
7
6
5
2
X25128-2.7
4Kx8 BIT
EEPROM
VCC
VSS
WP
CS
HOLD
SCK
SI
SO
Vddd
MISO
RED_LED
TX_AUD_RTN
16.8MHz
NU
C419
F1200
SYN
NU
R453
10uF
C480
R452
100K
NU
R454
Q403
1
3
2
0
R456
1
2
3
NU
CR440
R455
R451
15K
R448
10K
0.1uF
C498
R476
24K
R479
510
RESET
0.1uF
C409
C408
100pF
0
R475
0.1uF
C410
Vdda
800 MHz only
C405
100pF
1
TP410
EXT_MIC
INT_MIC
1
TP406
C401
0.1uF
R401
0
SWB+
0
R405
68K
R407
Used for Lowband Only
INT_EXT_Vdd
C406
0.1uF
VTAP
ERROR
OUTPUT
SENSESHUTDOWN
FEEDBACK
INPUT
GND
3
7
8
6
5
4
1
2
LP2951ACMM-3.3
U400
C400
100pF
NU
R402
Vddd
Q400
3
1
2
0.1uF
C402 C403
10uF
75K
R406
BATT_CODE
UNSWB+
2
K2
1
K3
4
A1
5
A2
6
A3
3
K1
CR412
R416
10K
231
4
Q405
OFF_BATT_DATA_OUT
R427
2.7K
BATT_DATA_IN
Vddd
4V_3.3V
Figure 9-106. Controller ASFIC/ON_OFF Schematic Diagram for (403-470MHz for 8415234H01, 8415234H05, 8415234H08)

Motorola HT Series Specifications

General

Battery Type	Li-Ion
Waterproof	IP54
Operating Temperature	-30°C to +60°C
Frequency Range	VHF: 136-174 MHz
Number of Channels	16