KAM MFJ-1272B Скачать руководство пользователя страница 12 | Manualshive

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MFJ-1272B

Instruction Manual

12

Schematic

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Содержание MFJ-1272B

Страница 1: ...and PK 12 96 900 MFJ 1272BX PK 232 MFJ 1272BYV KAM VHF port KPC 2 KPC 3 MFJ 1272BYH KAM HF port MFJ 1272BZ PK 88 For circuit board revisions refer to page 11 CAUTION Always check your radio s owner s...

Страница 2: ...ews and top cover of the MFJ 1272B 2 Look at the writing on the unit s pc board Please refer to Tables 1 thru 6 as to where to place the jumpers in relation to the pinouts on your radio Consult your r...

Страница 3: ...h Therefore no jumper connection should be made for Receive on the pc board Using the method above for connecting RECEIVE AUDIO to the TNC MIC switch will cut off the internal speaker inside the radio...

Страница 4: ...in MFJ 1272B Header Place a jumper on 1 HD1 RECEIVE R1A 2 HD1 RECEIVE R2A 3 HD1 RECIEVE R3A 4 HD1 RECEIVE R4A 5 HD1 RECEIVE R5A 6 HD1 RECEIVE R6A 7 HD1 RECEIVE R7A 8 HD1 RECEIVE R8A Table 1 Refer to E...

Страница 5: ...6 HD1 AUDIO OUT R6C 7 HD1 AUDIO OUT R7C 8 HD1 AUDIO OUT R8C Table 3 Ground Connections Table 4 below shows where you place a jumper depending on what microphone pin is designated GROUND For example if...

Страница 6: ...ion R3E M3A on header HD2 Radio MIC Pin MFJ 1272B Header Place a jumper on 1 HD2 R1E M1A 2 HD2 R2E M2A 3 HD2 R3E M3A 4 HD2 R4E M4A 5 HD2 R5E M5A 6 HD2 R6E M6A 7 HD2 R7E M7A 8 HD2 R8E M8A Table 5 Mic A...

Страница 7: ...MFJ 1272B Instruction Manual 7 Jumper positions for specific radios...

Страница 8: ...MFJ 1272B Instruction Manual 8 Jumper positions for specific radios...

Страница 9: ...ophone connector pins If the microphone plug does not insert easily then do not force it Find out what the problem is Tighten the threaded portion of the microphone securely 3 Connect the TNC cable wh...

Страница 10: ...manual and all information on your station handy so you can answer any questions the technicians may ask You can also send questions by mail to MFJ Enterprises INC 300 Industrial Park Road Starkville...

Страница 11: ...te This manual is written for the Revision 9 circuit board pictured on the right The only difference between revisions 8 and 9 is the pin labeling of the connectors HD1 and HD2 If your board is revisi...

Страница 12: ...MFJ 1272B Instruction Manual 12 Schematic...

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