Motorola GP series - Page 380

3-28 UHF2 PCB8485641Z06 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.
Note: Tolerance
Capacitor - 5% unless specified otherwise
Inductor - 10% unless specified otherwise
Resistor - 5% unless specified otherwise
R502 0662057M56 180
R505 0662057M98 10k
R506 0662057N15 47k
R507 0662057M01 0
R701 0662057N05 18K
used in GP1280 only
R702 0662057N05 18K
used in GP1280 only
R703 0662057M74 1K
used in GP1280 only
R704 0662057N13 39K
used in GP1280 only
R705 0662057N13 39K
used in GP1280 only
R706 0662057N17 56K
used in GP1280 only
R707 0662057M91 5.1K
used in GP1280 only
R708 0662057N41 560K
used in GP1280 only
R709 0662057N47 1.0 MEG
used in GP1280 only
R710 0662057N39 470K
used in GP1280 only
R716 0662057N01 12K
used in GP1280 only
R717 0662057M82 2.2K
used in GP1280 only
RT300 0680590Z01 THERMISTOR_33K
RT301 NOTPLACED -
RT400 0680590Z01 THERMISTOR_33K
S501 4080710Z01 CHANNEL SWITCH
used in GP640 only
4080710Z02 CHANNEL SWITCH
not used in GP640
S502 1880619Z02 Volume/on-off switch
SH100 2680507Z01 Harmonic Filter shield
SH101 2680510Z01 RF PA shield
SH201 2680511Z01 Synthesizer top shield
SH202 2680511Z01 Synthesizer bottom shield
SH241 2680513Z01 Resonators shield
SH242 2680514Z01 VCO Buffer IC shield
SH301 2680554Z01 Receiver front end shield
SH302 2680555Z01 Receiver front end bottom
shield
SH303 2680509Z01 Mixer shield
SH304 2680624Z01 Mixer diode shield
SH321 2680508Z01 LVZIF 2nd LO shield
SH322 2680514Z01 LVZIF shield
SH323 2680553Z01 Crystal Filter shield
SH400 2680505Z01 Controller Memory Shield
Circuit
Ref
Motorola
Part No.
Description
SH401 2680506Z01 Controller on-off shield
SH402 2680515Z01 Microprocessor shield
SH403 2680516Z01 Asfic_Cmp/Audio PA shield
SH701 2680677Z01 SHIELD(VOICE STORAGE
BOTTOM)
used in GP1280 only
T301 2580541Z02 Balun transformer
T302 2580541Z02 Balun transformer
U101 5185130C65 IC VHF/UHF/800 MHZ LDMOS
DRIVER
U102 5185765B28 PCIC
U201 5185963A27 LVFRACN Synthesizer IC
U210 5102463J61 Inverter
U211 5102463J61 Inverter
U241 5105750U54 VCO BUFFER IC
U247 5105739X05 SOT 5V Regulator
U248 5102463J58 3.3V Regulator
U301 5109632D83 LVZIF IC
Circuit
Ref
Motorola
Part No.
Description