STUDIO REPAIR - Oberheim Xpander - Processor Board

Picture Content Information
▪ Device:		Oberheim Xpander
▪ Topic:		Processor Board
▪ Abstract:		Japanese Version PCB CT-3 220-16231 - Motorola MC68B09P 8-Bit CPU, 12× Mitsubishi M5M5118P 16kBit (2k×8-Bit) SRAM
▪ Owner:		Equipment courtesy of Heiko Maile
▪ Creator:		Image by Nikolaus Riehm
▪ Website:		studiorepair.com
▪ Editor:		Nikolaus Riehm

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Oberheim Xpander • Processor Board

Japanese Version PCB CT-3 220-16231 - Motorola MC68B09P 8-Bit CPU, 12× Mitsubishi M5M5118P 16kBit (2k×8-Bit) SRAM

Oberheim Xpander - USA / Japanese Version * USA Version in the Foreground, Japanese Version Behind it (Different CPU, Pot/Display and PSU Boards)

Oberheim Xpander - Circuit Boards * Voice and Display/Pot Panel Board of the Model XP-1 Made in Japan by Sakata Shokai, Ltd.

Oberheim Xpander - Panel Board * The Pot/Display Panel Board of the Model XP-1 Made in Japan by Sakata Shokai, Ltd.

Oberheim Xpander - Circuit Boards * …

Oberheim Xpander - Opened * …

Oberheim Xpander - Displays * …

Oberheim Xpander - Opened * …

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Oberheim Xpander - Processor Board - Image by - Equipment courtesy of

Oberheim Xpander - Processor Board * Japanese Version PCB CT-3 220-16231 - Soldering Side

Oberheim Xpander - Volume Pot * Disassembled Volume Potentiometer of a Japanese Model (Made by Sakata Shokai, Ltd.)

Oberheim Xpander - IC Socket * Worn-out Curtis-Chip Socket

Oberheim Xpander - Power Supply * Oberheim Schematic 1869 - Switch-Mode on the Low-Voltage Side

Oberheim Xpander - Power Supply * Model XP-1 Made in Japan by Sakata Shokai, Ltd. - SMPS Board Type PS60

Oberheim Xpander - Power Supply * Model XP-1 Made in Japan by Sakata Shokai, Ltd. - SMPS Board Type PS62

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