Toshiba e-STUDIO281c Service Manual page 221

[C] Bypass feeding
• The bypass paper sensor (S35) detects availability of paper.
• The bypass pickup solenoid (SOL3) is turned ON and the bypass pickup roller is lowered.
• The bypass feed clutch (CLT6) is turned ON and then the bypass pickup roller, bypass feed roller
and bypass transport roller are rotated and start feeding.
• The leading edge of paper turns ON the bypass feed sensor (S36) and bypass pickup solenoid
(SOL3) is turned OFF. Then the bypass pickup roller is raised.
• The leading edge of paper turns ON the registration sensor (S22) and the paper is aligned by the
registration roller.
• The bypass feed clutch (CLT6) is turned OFF, and then the bypass pickup roller, bypass feed roller
and bypass transport roller are stopped.
• The registration clutch (CLT12) is turned ON and the paper is transported to the 2nd transfer posi-
tion.
[D] Drawer feeding
[D-1] Lower drawer
• The feed clutch (CLT3) and the transport clutch (high speed) (CLT14, 16) are turned ON, and the
pickup roller, feed roller and transport roller are rotated to start feeding paper.
• Passing of the leading edge of the paper turns ON the lower drawer feed sensor (S24), then the
feed clutch (CLT3) and transport clutch (high speed) (CLT14, 16) is turned OFF then back ON.
• Passing of the leading edge of the paper turns ON the registration sensor (S22) and the paper is
aligned by the registration roller.
• The transport clutch (high speed) (CLT14, 16) is turned OFF and the transport roller is stopped.
• The registration clutch (CLT12) and transport clutch (low speed) (CLT13, 15) are turned ON and the
paper is transported to the 2nd transfer position.
[D-2] Upper drawer
• The feed clutch (CLT2) and the transport clutch (high speed) (CLT14) are turned ON, and the pickup
roller, feed roller and transport roller are rotated to start feeding paper.
• Passing of the leading edge of the paper turns ON the upper drawer feed sensor (S23), then the
feed clutch (CLT2) and the transport clutch (high speed) (CLT14) are turned OFF then back ON.
• Passing of the leading edge of the paper turns ON the registration sensor (S22) and the paper is
aligned by the registration roller.
• The feed clutch (CLT2) and the transport clutch (high speed) (CLT14) is turned OFF and the trans-
port roller is stopped.
• The registration clutch (CLT12) and transport clutch (low speed) (CLT13) are turned ON and the
paper is transported to the 2nd transfer position.
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e-STUDIO281c/351c/451c
PAPER FEEDING SYSTEM
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