IC-3210 Modifications

ICOM IC-3210 EXPANDED RF/CROSS BAND REPEATER 1. Remove battery and antenna. 2. Remove screws open case. 3. Locate and cut diode D17. (Already removed in USA version) (144 mod) 4. Replace chip diode D10 in position A. (New: 1SS184 B3) (144 mod) 5. Locate and cut diode D18. (440 mod) 6. Replace chip diode D11 in position B (old: 1SS196 New: … Leer másIC-3210 Modifications

IC-901A EXPANDED RF

ICOM IC-901A EXPANDED RF – CROSS BAND REPEATER 1. Remove control head Cable. 2. Remove screws and open case. 3. Located and remove diodes D24, D28, D20, D19 and D25. 4. Attach diodes D22, D26, D18 D12, D23. 5. Remove Diode D27 (Cross band repeater mod). 6. Reassemble control head. 7. Reset the microprocessor (Turn … Leer másIC-901A EXPANDED RF

IC-900 Modifications

ICOM IC-900 EXPANDED RF / CROSS BAND REPEATER 1. Open Control Head 2. Locate Diode Matrix on Display B board of Control Head. 3. Add and remove Diodes according to drawing 4. Reassemble control Head. 5. Open Interface A unit. 6. Change the switch position from “1” (factory) to “2” on interface A board (below … Leer másIC-900 Modifications

IC-781 EXPANDED RF

ICOM IC-781 – EXPANDED RF 1. Remove power and antenna. 2. Remove screws open case. 3. Locate and cut resistor R80 on Logic B unit. 4. Reset the microprocessor. 5. Reassemble the radio 6. Reset the microprocessor. (Hold [M-CLEAR] and turn power on)

IC-761 Expanded RF

ICOM IC-761 – Expanded RF 1. Remove power and antenna. 2. Remove screws open case. 3. Locate front (Marker) Unit. 4. Locate and cut Resistor R37 5. Reassemble the radio. 6. Reset the microprocessor. (Hold [M-CLEAR] and turn power on)

IC-735 EXPANDED RF

ICOM IC-735 EXPANDED RF 1. Remove power and antenna. 2. Remove screws and open top cover. 3. Remove screws and set PA unit aside. 4. Locate diodes D33 and D34 on the top of the PLL circuit board. 5. Cut the Teflon covered leads of Diodes D33 and D34. 6. Reassemble the radio. Note: Accessing … Leer másIC-735 EXPANDED RF

IC-725A EXPANDED RF

ICOM IC-725A EXPANDED RF 1. Remove power and antenna. 2. Remove screws open case. 3. Locate PLL board and cut diode D5. 4. Reset the microprocessor. (Hold [FUNCTION] & [MW] and turn power on) 5. Reassemble the radio.

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