Motorola HT Series User Manual

9-406 Low Band Circuit Board/Schematic Diagrams and Parts List
** Motorola depot servicing only
* Range 2 only
R437 0662057M01 0
R438 0662057M54 150
R439 0662057M54 150
R445 0662057N08 24K
R446 0662057N30 220K
R447 0662057N52 1.6M
R448 0662057N33 270K
R449 0662057N08 24K
R450 0662057T45 68
R457 0662057M98 10K
R460 0662057M90 4.7K
R461 0662057M56 180
R462 0662057M98 10K
R463 0662057M61 300
R471 0662057N06 20K
R472 0662057M93 6.2K
R473 0662057M26 10
R475 0662057M01 0
R476 0662057N08 24K
R477 0662057M74 1K
R478 0662057M98 10K
R481 0662057N08 24K
R492 0662057M01 0
R499 Not Placed -
R501 0662057M70 680
R502 0662057M56 180
R503 0662057M74 1K
R504 0662057N01 12K
R505 0662057M68 10K
R507 0662057M60 270
R508 0662057M32 18
R509 0662057M60 270
R510 0662057M87 3.6K
R512 0662057M90 4.7K
R513 0662057M26 10
R514 0662057N15 47K
R515 0662057M98 10K
RT400 0680590Z01 Thermistor 33K
S501 4080710Z01 Channel Switch
S502 1880619Z02 Volume Switch
SH100 2686076A01 Shield
SH200 2685709B02 Shield
SH201 2680511Z01 Shield
SH202 2680511Z01 Shield
SH203 2686079A01 Shield
SH300 2680516Z01 Shield
SH301 2680508Z01 Shield
SH302 2680697Z01 Shield
SH303 2680553Z01 Shield
SH400 2680505Z01 Controller Memory Shield
SH401 2680506Z01 Controller On/Off Shield
SH402 2680515Z01 Controller Microprocessor Shield
SH403 2680516Z01 Controller ASFIC Cmp/Audi PA
Shield
SH500 2680555Z01 Shield
SH501 2680697Z01 Shield
Circuit
Ref
Motorola Part
No.
Description
SH502 2680696Z01 Shield
T100 2505515V03 Transformer Coil
T501 2580541Z01 Transformer Coil
T502 2580541Z01 Transformer Coil
TR201 2460593D01 Resonator, 50-300MHz
U101 5185130C65 LDMOS Driver
U102 5185765B26 Power Control
U200 5102463J58 3.3V Regulator
U203 4805649Q14 Varactor Diode
U204 5105739X05 Linear Regulator
U205 5185963A27 LV Fractional N Synthesizer
U207 4805921T06 Dual PNP
U301 4885622B01 Dual Gate MOSFET
U302 5185623B01 3.3V Regulator
U303 5109632D83 Low Voltage ZIF
U400 5102463J40 3.3V Regulator
U404 5185963A53 ASFIC
U405 Not Placed -
U406** 5102463J59 ROM 128K
U407** 5102463J62 EEPROM 8Kx8
U409 5102226J56 Microcontroller
U410 5102463J57 3.3V Regulator
U420 5102463J44 Audio PA
VR101 5185963A15 Temperature Sense
VR102 4802245J73 6.8V Zener
VR200 4802245J73 6.8V Zener
VR201 4802245J73 6.8V Zener
VR202 4802245J73 6.8V Zener
VR203 4802245J74 6.8V Zener
VR432 4805656W08 5.6V Zener
VR433 4805656W08 5.6V Zener
VR434 4802245J73 6.8V Zener
VR445 4802245J53 10V Zener
VR446 4802245J74 10V Zener
VR447 4802245J74 10V Zener
VR448 4802245J74 10V Zener
VR449 4802245J74 10V Zener
VR450 4802245J75 12V Zener
VR500 4802245J73 6.8V Zener
VR501 4802245J73 6.8V Zener
VR502 4802245J51 6.8V Zener
Y201 4805875Z03 Crystal Oscillator
Circuit
Ref
Motorola Part
No.
Description

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