Motorola used proprietary part numbers (e.g., 51-80119W03). The service manual includes a master parts list. Even if you cannot buy from Motorola anymore, the manual often translates these to generic values (e.g., "Capacitor, 10uF, 35V, tantalum") or tells you which "Motorola service module" contained that chip.
: Features a "See and Hear" mode with selectable windows from motorola r2600 service manual
: Issues with RF signal generation are often traced back to defective MMIC amplifier modules on the synthesizer boards. Motorola used proprietary part numbers (e
: Descriptions of signals and connector pins. Motorola used proprietary part numbers (e.g.
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