STUDIO REPAIR - I/O Board

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Rhodes Chroma: I/O Board - Documentation of the I/O Board Assembly

Rhodes Chroma - I/O Board - PCB * Model 2101 - I/O Board: Dismounted

Rhodes Chroma - I/O Board - PCB * Model 2101 - I/O Board: component side

Rhodes Chroma - I/O Board - PCB * Model 2101 - I/O Board: soldering side

Rhodes Chroma - I/O Board Blueprint * Model 2101 - Blueprint of the I/O circuit board extracted from the service manual

Rhodes Chroma - I/O Board - Circuitry * Model 2101 - I/O Board

Rhodes Chroma - I/O Board - Label * Model 2101 - I/O Board Label: ASSY 30-7225801, FAB 30-5423101

I/O Board - PCB

I/O Board - PCB

I/O Board - PCB

I/O Board Blueprint

I/O Board - Circuitry

I/O Board - Label

Rhodes Chroma - I/O Board - Circuitry * Model 2101 - I/O Board

Rhodes Chroma - I/O Board - Circuitry * Model 2101 - I/O Board

Rhodes Chroma - I/O Board - Circuitry * Model 2101 - I/O Board

Rhodes Chroma - I/O Board - Circuitry * Model 2101 - I/O Board

Rhodes Chroma - I/O Board - Circuitry * Model 2101 - I/O Board

Rhodes Chroma - I/O Board - Logotype * Model 2101 - I/O Board

I/O Board - Circuitry

I/O Board - Circuitry

I/O Board - Circuitry

I/O Board - Circuitry

I/O Board - Circuitry

I/O Board - Logotype

Rhodes Chroma - I/O Board - Displays * Model 2101 - I/O Board

Rhodes Chroma - I/O Board - Displays * Model 2101 - I/O Board

Rhodes Chroma - I/O Board: Display * Model 2101 - I/O Board: 9-digit seven-segment numeric LED display with 3mm character height (TIL393-B)

Rhodes Chroma - I/O Board - Display * Model 2101 - I/O Board: Detail view of the 3mm seven-segment numeric LED display

Rhodes Chroma - I/O Board - Processor * Model 2101 - I/O Board: Keyboard scanning microcontroller (Intel 8039, a member of Intels MCS-48 family of 8-bit microcontrollers)

Rhodes Chroma - I/O Board - Circuitry * Model 2101 - I/O Board: Cassette motor control and I/O circuitry

I/O Board - Displays

I/O Board - Displays

I/O Board: Display

I/O Board - Display

I/O Board - Processor

I/O Board - Circuitry

Rhodes Chroma - I/O Board - D/A Converter * Model 2101 - I/O Board: Main D/A Converter (AD7541 12-bit DAC)

Rhodes Chroma - I/O Board - D/A Converter * Model 2101 - I/O Board: Reference D/A converter (AD7523 8-bit DAC). It adjusts the scale factor of the pitch by trimming the Main D/A converter's reference voltage.

Rhodes Chroma - I/O Board - A/D Converter * Model 2101 - I/O Board: The ADC0809 A/D converter serves all analog control inputs (Lever 1 & 2, the Tune & Parameter slider, both Pedal inputs and the battery voltage).

Rhodes Chroma - I/O Board - Selenoid * Model 2101 - I/O Board

Rhodes Chroma - I/O Board - Selenoid * Model 2101 - I/O Board

Rhodes Chroma - I/O Board - Slider * Model 2101 - I/O Board: Parameter Control Slider

I/O Board - D/A Converter

I/O Board - D/A Converter

I/O Board - A/D Converter

I/O Board - Selenoid

I/O Board - Selenoid

I/O Board - Slider

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