Sony ECM-44BMP Service Manual page 9

(2) Noise check (Bending test)
Portion: Capsule side (Fig.6), Connector side (Fig.7)
Operation: Take the cable while holding Capsule(connector), and bend it from right side to
Standard: Sound does not cut out and sound noise does not occur.
(3) Noise check (Shock test)
Portion: Capsule portion
Operation: Take the cable of the position of 5 cm from tip of capsule (Fig.8), hit the capsule on
Specification: Sound does not cut out and sound noise does not occur.
7
left side with an angle of 90 degrees by 2 - 3 times.
2–3time
Fig.6
the desk from 5 – 10 cm upper position (Fig.9), and give the shock to it.
After that, roate the cable (Fig.10), do it 10 – 15 times repeatedly and evaluate the
whole around of the capsule.
Fig.8
2–3time
Fig.7
Fig.9 Fig.10