Motorola GP328 Detailed Service Manual

Circuit Board/Schematic Diagrams and Parts List 6C-23
Q505 4880214G02 NPN
R101 0662057A34 240
R102 0680539Z01 0.1, 1%
R103 Not Placed
R104 0662057N15 47K
R106 0662057M26 10
R107 Not Placed
R108 0662057M92 5.6K
R109 0662057N30 200K
R110 0662057M61 300
R111 0662057M33 20
R112 0662057M61 300
R120 0662057N14 43K
R130 0662057M98 10K
R131 0662057N05 18K
R132 0662057N23 100K
R133 Not Placed
R161 0662057M57 200
R170 0662057A34 240
R171 0662057N14 43K
R172 0662057A32 200
R173 0662057N29 180K
R201 0662057N21 82K
R202 0662057N23 100K
R204 0662057N15 47K
R231 0662057M52 120
R232 0662057M69 620
R233 0662057M68 560
R241 0662057M32 18
R242 0662057M52 120
R243 0662057M98 10K
R244 0662057N03 15K
R245 0662057M59 240
R248 0662057M37 30
R251 0662057M38 33
R252 0662057M60 270
R253 0662057M95 7.5K
R254 0662057M96 8.2K
R255 0662057M89 4.3K
R256 0662057M37 30
R260 0662057M74 1K
R281 Not Placed -
R300 0662057M82 2.2K
R301 0662057N23 100K
R302 0662057N23 100K
R303 0662057M78 1.5K
R304 0662057N01 12K
R305 0662057M66 470
R306 0662057N23 100K
R307 0662057N23 100K
R308 0662057M60 270
Circuit
Ref
Motorola
Part No.
Description
R309 0662057M32 18
R310 0662057M60 270
R311 0662057N10 30K
R312 0662057M83 2.4K
R313 0662057M62 330
R314 0662057M85 3K
R315 0662057N01 12K
R316 0662057A96 36K
R317 0662057M74 1K
R318 0662057A79 18K
R319 0662057A29 150
R320 0662057M74 1K
R321 0662057M83 2.4K
R322 0662057N30 200K
R324 0662057M81 2K
R325 0662057M94 6.8K
R326 Not Placed
R327 0662057N11 33K
R328 0662057M12 2.7
R329 0662057M01 0
R330 Not Placed
R331 Not Placed
R332 Not Placed
R333 Not Placed
R334 Not Placed
R335 Not Placed
R336 Not Placed
R338 Not Placed
R339 0662057M01 0
R340 0662057M96 8.2K
R342 0662057N23 100K
R343 0662057M26 10
R344 0662057N01 12K
R345 0662057M98 10K
R346 0662057N17 56K
R347 0662057M74 1K
R348 0662057M87 3.6K
R349 0662057C01 0
R350 0662057N23 100K
R351 0662057C01 0
R352 0662057M86 3.3K
R355 0662057M01 0
R400 0662057N15 47K
R401 0662057M01 0
R402 Not Placed
R403 Not Placed
R405 0662057M01 0
R406 0662057N20 75K
R407 0662057N19 68K
R408 Not Placed
R409 0662057M98 10K
Circuit
Ref
Motorola
Part No.
Description
R410 0662057N23 100K
R411 0662057M98 10K
R413 0662057M01 0
R414 0662057V34 180K, 1%
R415 0662057V26 91K, 1%
R416 0662057N13 39K
R418 0662057M01 0
R419 0662057M67 510
not used in GP328
R420 0662057B46 10MEG
not used in GP328
R421 0662057M81 2K
R423 0662057N39 470K
R424 0662057N12 36K
R425 0662057N10 30K
R426 0662057N35 330K
not used in GP328
R427 0662057M84 2.7K
R428 0662057M10 2.2
R429 0662057M98 10K
R431 0662057N39 470K
R432 0662057N16 51K
R434 0662057M62 330K
R435 0662057M81 2K
R436 0662057M01 0
R437 Not Placed
R445 0662057N08 24K
R446 0662057N31 220K
R447 0662057N51 1.5M
R448 0662057N33 270K
R449 0662057N08 24K
R450 0683962T45 68, 1W
R457 0662057M98 10K
R460 0662057M90 4.7K
R461 0662057M56 180
not used in GP328
R462 0662057M98 10K
not used in GP328
R463 0662057M61 300
R471 0662057M92 5.6K
R472 0662057N12 36K
R473 0662057M26 10
R475 0662057M01 0
R476 0662057N35 330K
R477 0662057M74 1K
R478 0662057M98 10K
R481 0662057N08 24K
R492 0662057M01 0
R501 0662057M70 680
R502 0662057M56 180
R505 0662057M98 10K
Circuit
Ref
Motorola
Part No.
Description
R506 0662057N15 47K
R507 0662057M01 0
RT300 0680590Z01 Thermistor 33K
RT301 Not Placed
RT400 0680590Z01 Thermistor 33K
S501 *4080710Z01 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 Microprocessor
Shield
SH403 2680516Z01 Controller 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
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 Flash ROM 128K x 8
U407 *5102463J64 EEPROM 16K x 8
U409 5102226J56 up HC11FL0
U410 5102463J57 3.3V Reg
notusedinGP328
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
Circuit
Ref
Motorola
Part No.
Description

Motorola GP328 Specifications

General

Channel Capacity	16 channels
Operating Temperature	-30°C to +60°C
Sealing	IP54
Frequency Range	136-174 MHz (VHF), 403-470 MHz (UHF)
Power Output	1-5W (VHF), 1-4W (UHF)
Dimensions	137 x 57.5 x 37.5 mm
Power Supply	7.5V
Battery Life	8 hours (High Power), 11 hours (Low Power) with standard NiMH battery
Weight	420g (with standard battery)