Ricoh DD 5450, Руководство по обслуживанию на месте, Страница: 127 / 403

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Chapter 3 Master Making/Master Feed/Ejection Section
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3. Function of Parts
(1) B mode and C mode sensors
Circuit
Clamp motor
Clamp sensor 2
(C mode)
Clamp sensor 1
(B mode)
Drive PCB unit
Main PCB unit
Photopassing: 0V
Photointerrupting: 5V
The mode is detected under the following conditions.
● B mode
When the clamp sensor 2 (C mode) is photointerrupted, the clamp sensor 1 (B mode) detects the
edge of
Photointerrupting → Photopassing.
● C mode
When the clamp sensor 1 (B mode) is photointerrupted, the clamp sensor 2 (C mode) detects the
edge of
Photointerrupting → Photopassing.
Orange
Brown
Blue
Yellow
Red
Red
Blue
Black
Photopassing: 0V
Photointerrupting: 5V
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