Motorola GP88s Service Manual page 113

Circuit Board/Schematic Diagrams and Parts List
Circuit Motorola
Description
Ref Part No.
U400 5102463J40 3.3V Regulator
U404 5105109Z41 ASFIC_CMP
U405 Not Placed
U406 *5102463J59 Flash ROM 128K X 8
U407 *5102463J64 16K X 8 EEPROM
U409 5102226J56 Microprocessor
U410 5102463J57 3.3V Regulator
U420 5102463J44 Audio PA
VR300 Not Placed
VR431 4802245J73 6.8V Zener
VR432 4880140L15 10V Zener
VR433 4880140L15 10V Zener
VR439 4880140L15 10V Zener
VR440 4802245J73 6.8V Zener
VR441 4802245J73 6.8V Zener
VR444 4802245J73 6.8V Zener
VR450 4802245J74 10V Zener
VR451 4802245J74 10V Zener
VR501 4813830A18 6.8V Zener
VR506 4802245J73 6.8V Zener
1485777Z01 Insulator (Kapton)
8480672Z04 UHF B1 PC Board
* Motorola Depot Servicing only
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9A