Epson Perfection V10 Service Manual page 19

EPSON Perfection V10/V100 Photo/V200 Photo/V350 Photo
TPU OUTLINE (PERFECTION V100 PHOTO/V200 PHOTO)
The TPU consists of TPU Inverter Board and Lamp (light source).
TPU Inverter Board
Boosts +24VDC and converts DC to AC to generate the voltage for driving the
Lamps (white cool cathode fluorescent lamp).
Lamp
White cool cathode fluorescent lamp (1 piece: for transparent document) is used as
a light source.
TPU Inverter Board
Lamp
Figure 2-3. TPU Mechanism
OPERATING PRINCIPLES
AFL OUTLINE (PERFECTION V350 PHOTO)
The AFL consists of AFL Inverter Board and Lamp (light source).
AFL Inverter Board
Boosts +24VDC and converts DC to AC to generate the voltage for driving the
Lamps (white cool cathode fluorescent lamp).
Lamp
White cool cathode fluorescent lamp (1 piece: for transparent document) is used as
a light source.
Engine Operation Outline
AFL Inverter Board
Lamp
Figure 2-4. AFL Mechanism
Revision B
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