Vertex Standard MH-50 Service Manual

SPEAKER MICROPHONE
MH-50
Service Manual
©2002 VERTEX STANDARD CO., LTD. Printed in Japan.
The MH-50 is a Speaker Microphone designed especially for Vertex Standard transceivers*.
Q7000315
PUSH SWITCH ASSY
(W/ LOCK)
RA0183500
PTT KNOB
RA018360A
RUBBER KNOB (MONI)
RA0182500
CAP (EAR)
Non-designated parts are available only as part of a designated assembly.

Specifications

Microphone Impedance: 2.2k-ohm at 1 kHz
Speaker Impedance:
Speaker Input:
Weight (approx.):
* VX-600 / -800 / -900: MH-50
Q7000314
TOGGLE SWITCH ASSY
(Option)
M3290029 (MH-50 )
B7A
M3290033 (MH-50 )
A7A
MIC ELEMENT
M4090137
SPEAKER
16-ohm
max. 0.6W
220 g
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.
International Division
8350 N.W. 52nd Terrace, Suite 201, Miami, FL 33166, U.S.A.
YAESU EUROPE B.V.
P.O. Box 75525, 1118 ZN Schiphol, The Netherlands
YAESU UK LTD.
Unit 12, Sun Valley Business Park, Winnall Close
Winchester, Hampshire, SO23 0LB, U.K.
VERTEX STANDARD HK LTD.
Unit 5, 20/F., Seaview Centre, 139-141 Hoi Bun Road,
Kwun Tong, Kowloon, Hong Kong
, VX-1210: MH-50
A7A
Pin 8 (3.5V:MH-50 )
A7A
(5.0V:MH-50 )
B7A
Pin 6 (ACC:MH-50 )
A7A
(PT T:MH-50 )
B7A
Pin 5 (Select)
Pin 4 (MIC)
Pin 3 (GND)
Pin 2 (Speaker --)
Pin 1 (Speaker +)
Connector Pinout Diagram
RA0263100 (x2 pcs)
SPECIAL SCREW
CS1667001
CURL CORD ASSY
E A A
B7A
7 5 X 9 0 1