Toshiba 452, 453, 350, 353 service manual Construction

6

6.2 Construction

The following shows the construction and purpose of the scanning system:

(1)Original glass

This is a glass on which original is placed. The light from the exposure lamp is irradiated to the original through this glass.

(2)Carriage-1

Carriage-1 consists of the exposure lamp, lamp inverters, reflector, mirror-1, etc. It is driven by the scan motor and scans an original on the glass.

Reflector

Lamp inverter

Exposure lamp

Mirror-1

Fig. 6-201

a.Exposure lamp

This lamp is the light source to irradiate the original on the glass. (One 16W xenon lamp)

b.Lamp inverter

Controls lighting of the xenon lamp.

c.Reflector

This is a plate to efficiently direct the light from the exposure lamp to the surface of the original on the glass.

d.Mirror-1

This mirror directs the light reflected from the original to the mirror-2 described later.

Original glass Original

Exposure lamp

e-STUDIO350/352/353/450/452/453

SCANNER

Lamp inverter

Reflector

Mirror-1

Fig. 6-202

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