Flexible flat cable

SECTION 3 DISASSEMBLY AND OPTION INSTRUCTIONS

• Opening the transceiver’s case

Follow the case and cover opening procedures shown here when you want to install an optional unit or adjust the internal units, etc.

qRemove the 5 screws from the top of the trans- ceiver and 4 screws from the sides, then lift up the top cover.

wTurn the transceiver upside down.

eRemove 5 screws from the bottom of the trans- ceiver, then lift up the bottom cover.

CAUTION: DISCONNECT the DC power cable from the transceiver before performing any work on the transceiver. Otherwise, there is a danger of electric shock and/or equipment damage.

Disconnect the speaker cable.

UX-910 1200MHz BAND UNIT

qRemove the bottom cover as shown above.

wRemove the antenna plate from the chassis using a stan- dard screw driver.

WARNING!

NEVER attempt to remove the antenna plate using your finger, this may result in injury.

eConnect the FFC (Flexible Flat Cable) of the UX-910 to J2 on the MAIN unit, DC power cable to the power connector (W305) from the PA unit and the coaxi- al cable to J541 on the PLL unit.

CAUTION

NEVER catch the cables from the optional DSP unit(s) between chassis and the UX-910, this may damage the DSP unit(s) and/or transceiver.

Coaxial cable

PLL unit

J541

UX-910

DC power cable

J2

Flexible flat cable

Power connector

rPlace the UX-910 using the supplied 4 screws.

BE CAREFUL not to drop the supplied screws inside the transceiver.

Antenna plate

UX-910

UX-910

J2

MAIN unit

Turn the flexible flat cable up under the UX-910.

tReturn the bottom cover to its original position.

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Icom IC-910H service manual Disassembly and Option Instructions, Opening the transceiver’s case, UX-910 1200MHz Band Unit

IC-910H specifications

The Icom IC-910H is a highly regarded and versatile transceiver that is designed for amateur radio operators who are particularly interested in V/UHF and microwave communications. Known for its exceptional performance, the IC-910H encompasses a suite of features that make it a standout choice for both casual and dedicated hams.

One of the main features of the IC-910H is its dual-band capability, allowing for simultaneous operation on both 144 MHz (2 meters) and 430 MHz (70 centimeters) bands. This dual operation enables users to engage in various communication modes, including SSB, CW, FM, and digital. Its high frequency stability ensures that users can rely on the transceiver for accurate and consistent transmissions.

The IC-910H is equipped with a high-performance 10 MHz IF filter that improves selectivity and reduces adjacent channel interference. The optional 1.2 GHz module enhances the transceiver’s capabilities, allowing operators to venture into microwave frequencies. This expandability is a significant advantage for users who wish to progress in their amateur radio pursuits.

Another notable aspect of the IC-910H is its large, easy-to-read LCD display, which features various color options for enhanced visibility. The front panel layout is user-friendly, providing quick access to important controls and functions. The built-in DSP (Digital Signal Processing) technology offers noise reduction and filtering capabilities, significantly improving overall audio quality and making weak signals more intelligible.

The transceiver also includes extensive memory functions, with up to 1,000 memory channels available for storing frequencies, modes, and operational settings. Additionally, it supports CTCSS and DCS tones, which facilitate the use of repeater systems and private group communications.

In terms of build quality, the IC-910H features a robust construction designed for durability and long-term use. Its efficient power supply management ensures excellent performance while minimizing heat generation, making it suitable for extended operating sessions.

Overall, the Icom IC-910H is a powerful and feature-rich transceiver that is favored by many amateur radio enthusiasts. With its versatile operating modes, advanced filtering capabilities, and clear display, it stands out as a reliable tool for both casual operators and serious DXers. Its well-thought-out design and comprehensive features make it a valuable addition to any ham's station collection.