Aiwa MX 440 Service Manual

Page 2

Follow are instructions carefully, which will allow the user to optimise the products'

performance and give many years of serivce.

1. No: scratch and me ngshell he made to covered lead-wires of an
a. c. primlry circuit including mains leads.

2 No llegibility shall be given to the specification plate the cau-

'Iié'n Inbels,the fuse labels '

3. When, on pattern sides oi circuit boards, additional repair-parts
have been made up, the pam shall be firmly glued to circuit
boards or other components, unless the parts can be attached
firmly.

4. The following matters shall be maintained as they are, when
rep rin ,
1) Soldermg of lead-wire ends -

'Care should be taken of the space distance in an a..c pri-

mary circuit as well as soldering.

2) Wiring and holding of leadwires with wirE-clips and binders
3) Materials of Iead~wires V
' e. ' . "ade' és to be used shall be ap-
proved orsc rated by th, LlL
4) Location of all kinds insulators
5) Setting of voltage selector switch

Set the Voltage selector Switch to 240V 220V or 120V
According to your Local Voltage.

5. After repaired, the insulation resistance or leakage current shall
be measured with 500 : 5v 0.6 and shall a. not lees than 1mm.

Measuring Point

Cunnecl lo Chassus or Oulslde 6 o! Pm Jack

Rahngi More than lMQ/SOUV DC Pm Jack (9)

\

ChaSSIs (e)

AC Power Coru(@)
6. General instructions for mechanism repair

1) E-rings and poly slider washers shall be replaced with new
ones, if once those have been removed. - No re»uti|ization
due to unreliability.

2) Regular spare-parts shall always be used for repair, because
using irregular parts and tampering with the products shall
cause deterioration, mulfunction and damage.

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