Motorola Pro3100 Detailed Service Manual

VHF (136–174 MHz) 1–25 W PCB 8486172B08, Schematics, and Parts Lists Section 4: 4-45
6881091C63-F
* Motorola Depot Servicing only
Reference designators with an asterisk indicate
components which are not field-replaceable
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.
†
Replacement boards must be ordered from
RPSO (formerly CCSD and/or AAD) using the
number shown in the model charts in Section 1.
Boards are not orderable using the 84-prefixed
number.
T3001 2508396X02 TRANSFORMER
T3002 2508397X02 TRANSFORMER
U3101 5186144B01 FM IF IC SA616
U3111 5113805A86 IC QUAD ANALOG MUX/DEMUX
U3115 5113805A86 IC QUAD ANALOG MUX/DEMUX
U3201 5185963A27 IC TESTED AT25016 48 PIN
GFP
U3211 5105739X05 IC SOT 5V HI-PRECISION
REGULAT
U3301 5105750U54 VCO BUFFER PKG DIE
U3401 5185130C65 LDMOS DRIVER VHF/UHF/
800MHz
U3402 5180932W01 LINEAR IC OP-AMP
U3501 5185765B01 IC POWER CONTROL
U3502 5185963A15 TEMP SENSOR 1M5
VR3471 4813830A15 5.6V 5% 225mW
Y3101
4802245J84
4880606B09
2ND OSC XTAL 44.395 MHZ
3rd overtone crystal
fundamental crystal
Y3102 9186145B02 CERAMIC DISCRIMINATOR
455kHz
Y3263 4886182B01 VCTCXO 16.8MHz 2ppm
TTSO5V
* Y3261 Not Used 16.8MHz 75Z04
Circuit
Ref
Motorola
Part No.
Description

Motorola Pro3100 Specifications

General

Brand	Motorola
Model	Pro3100
Category	Two-Way Radio
Language	English