Motorola GP series Service Manual

4-16 UHF PCB 8480450Z03 / PCB 8480587Z01 Parts List
* Motorola Depot Servicing only
Reference designators with an asterisk indicate
components which are not fieldreplaceable
because they need to be calibrated with
specialized factory equipment after installation.
Radios in which these parts have been replaced in
the field will be off frequency at temperature
extremes.
R408 Not Placed
R409 0662057M98 10K
R410 0662057N23 100K
R411 0662057M98 10K
R413 0662057M01 0
R414 0662057V34 180K
R415 0662057V26 91K
R416 0662057N13 39K
R418 0662057M01 0
R419 0662057M67 510
R420 0662057B46 10MEG (not placed
non-display radios)
R421 0662057M81 2K
R423 0662057N15 47K
R424 0662057N12 36K
R425 0662057N10 30K
R426 0662057N35 330K (not placed non-display
radios)
R427 0662057M84 2.7K
R428 0662057M10 2.2
R429 0662057M98 10K
R431 0662057N39 470K
R432 0662057N16 51K
R434 0662057M93 6.2K
R435 0662057M81 2K
R436 0662057M01 0
R437 Not Placed
R445 0662057N08 24K
R446 0662057N31 220K
R447 0662057N50 1.3M
R448 0662057N33 270K
R449 0662057N08 24K
R450 0683962T45 68
R457 0662057M98 10K
R460 0662057M90 4.7K
R461 0662057M56 180 (not placed non-display
radios)
R462 0662057M98 10K (not placed non-display
radios)
R463 0662057M61 300
R471 0662057M92 5.6K
Circuit
Ref
Motorola
Part No.
Description
R472 0662057M87 3.6K
R473 0662057M26 10
R475 0662057M01 0
R476 0662057N08 24K
R477 0662057M74 1K
R478 0662057M98 10K
R481 0662057N08 24K
R492 0662057M01 0
R501 0662057M70 680
R502 0662057M56 180
R505 0662057M98 10K
R506 0662057N15 47K
R507 0662057M01 0
RT300 0680590Z01 Thermistor 33K
RT301 Not Placed
RT400 0680590Z01 Thermistor 33K
S501 4080502B03 Channel Switch
S502 1880619Z01 Volume Switch
SH100 2680507Z01 Harmonic Filter Shield
SH101 2680510Z01 PA Shield
SH201 2680511Z01 Synthersizer Top Shield
SH202 2680511Z01 Synthersizer Bottom Shield
SH241 2680513Z01 VCO Top Shield
SH242 2680514Z01 VCO Bottom Shield
SH301 2680554Z01 Rx Pre-filter shield\
SH302 2680555Z01 Rx Post-filter/RF Amp Shield
SH303 2680509Z01 Mixer Shield
SH304 2680624Z01 Mixer Diode Shield
SH321 2680508Z01 Zif 2nd LO Shield
SH322 2680514Z01 ZIF Shield
SH323 2680553Z01 Xtal Filter Shield
SH400 2680505Z01 Controller Memory Shield
SH401 2680506Z01 Controller On/Off Shield
SH402 2680515Z01 Controller Microp Shield
SH403 2680516Z01 Cntl AsficCmp/Audi PA Shield
T301 2580541Z01 XFMR Coil
T302 2580541Z01 XFMR Coil
U101 5105109Z67 LDMOS Driver
U102 5185765B01 Power Control IC
U201 5185963A27 LVFRACN
U210 5102463J61 Inverter
Circuit
Ref
Motorola
Part No.
Description
U211 5102463J61 Inverter
U241 5105750U54 VCO Buffer
U247 5105739X05 Regulator Linear
U248 5102463J58 3.3V Reg
U301 5109632D83 LVZIF
U400 5102463J40 3.3V Reg
U404 5185963A53 AsficCmp
U405 Not Placed
U406 *5102463J59 ROM 128K
Conventional MDC
U406 *5102463J60 ROM 512K
Conventional 5Tone / MPT
U407 *5102463J62 EEPROM 8Kx8
Conventional MDC
U407 *5102463J64 EEPROM 16Kx8
Conventional 5Tone / MPT
U409 5102226J55 Microcontroller
U410 5102463J57 3.3V Reg (not placed
non-display radios)
U420 5102463J44 Audio PA
VR300 Not Placed
VR432 4805656W08 5.6V Zener
VR433 4805656W08 5.6V Zener
VR434 4802245J51 6.8V Zener
VR439 4880140L15 10V Zener
VR440 4802245J51 6.8V Zener
VR441 4802245J51 6.8V Zener
VR442 4802245J51 6.8V Zener
VR443 4802245J51 6.8V Zener
VR444 4802245J51 6.8V Zener
VR445 4802245J53 10V Zener
VR446 4802245J53 10V Zener
VR447 4802245J53 10V Zener
VR448 4802245J53 10V Zener
VR449 4802245J53 10V Zener
VR450 4802245J53 10V Zener
VR501 4813830A18 6.8V Zener
VR506 4802245J51 6.8V Zener
Circuit
Ref
Motorola
Part No.
Description

Motorola GP series Specifications

General

Operating Temperature	-30°C to +60°C
Frequency Range	136-174 MHz
Number of Channels	16
Channel Spacing	12.5 kHz / 25 kHz
Battery Life	8 hours (with standard battery)
Operating Voltage	7.5V DC
Ingress Protection	IP54
MIL-STD	810 C, D, E, F