Vertex MH-50B7A Manuals

©2011 VERTEX STANDARD CO., LTD. EAA75X905 Service Manual SPEAKER MICROPHONE MH-50 Series Specifications Microphone Impedance: 2.2k-ohm at 1 kHz Speaker Impedance: 16-ohm Speaker Input: max. 0.6W Weight (approx.): 220 g The MH-50 is a Speaker Microphone designed especially for Vertex Standard transceivers*. *: Check with the latest Vertex Product Catalog for a list of the transceivers that can be used with each version. CS1667001 (MH-50A7A, B7A, C7A) CURL CORD ASSY (W/O SPECIAL SCREW) Non-designated parts are available only as part of a designated assembly. M3290029 (MH-50B7A) M3290033 (MH-50A7A, C7A, D7A) MIC ELEMENT M4090137 SPEAKER RA0183500 (MH-50A7A, B7A) RA0284500 (MH-50C7A, D7A) PTT KNOB RA018360A (MH-50A7A, B7A, D7A) RA0182400 (MH-50C7A) RUBBER KNOB (MONI) Q7000315 (MH-50A7A, B7A) PUSH SWITCH ASSY (W/ LOCK) Q7000314 (MH-50C7A, D7A) TOGGLE SWITCH ASSY (MH-50A7A, B7A: Option) RA0182500 CAP (EAR) RA0263100 (MH-50A7A, B7A, C7A: x2 pcs) SPECIAL SCREW VERTEX STANDARD CO., LTD. 4-8-8 Nakameguro, Meguro-Ku, Tokyo 153-8644, Japan VERTEX STANDARD US Headquarters 10900 Walker Street, Cypress, CA 90630, U.S.A. YAESU UK LTD. Unit 12, Sun Valley Business Park, Winnall Close Winchester, Hampshire, SO23 0LB, U.K. VERTEX STANDARD HK LTD. Unit 1306-1308, 13F., Millennium City 2, 378 Kwun Tang Road, Kwun Tong, Kowloon, Hong Kong VERTEX STANDARD (AUSTRALIA) PTY., LTD. Tally Ho Business Park, 10 Wesley Court, East Burwood, VIC, 3151 CS1681001 REAR CASE ASSY (w/Belt Clip) T9207208 (MH-50D7A) CW ASSY (W/ SPECIAL SCREW) Pin 8 (3.5V:MH-50A7A, C7A) (5.0V:MH-50B7A) Pin 6 (ACC:MH-50A7A) (PTT:MH-50B7A, C7A) Pin 5 (Select) Pin 4 (MIC) Pin 3 (GND) Pin 2 (Speaker --) Pin 1 (Speaker +) MH-50A7A, B7A, C7A Connector Pinout Diagram Pin 8 (5.0V) Pin 6 (PTT) Pin 5 (Select) Pin 4 (MIC) Pin 3 (GND) Pin 2 (Speaker --) Pin 1 (Speaker +) MH-50D7A Connector Pinout Diagram S8002229 SPECIAL SCREW S8002230 SPECIAL SCREW