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DF-314
SERVICE HANDBOOK




2000.02
Ver. 1.0


KONICA CORPORATION
TECHNOLOGY SUPPORT CENTER
TOKYO JAPAN
1
CONTENTS




1 OUTLINE
CONTENTS
SAFETY AND IMPORTANT WARNING ITEMS ............. 1. OUTLINE
DF-314 PRODUCT SPECIFICATIONS .................. 1-1
Refer to the 7020 service handbook on page C-1
[1] Type ........................................................ 1-1
[2] Functions ................................................ 1-1
[3] Machine data .......................................... 1-1




2 UNIT EXPLANATION
[4] Maintenance ........................................... 1-1
[5] Machine environment ............................. 1-1
CENTRAL CROSS-SECTIONAL DIAGRAM ......... 1-2
DRIVE SYSTEM DIAGRAM ................................... 1-3
ORIGINAL CONVEYANCE PROCESS ................. 1-4
[1] Single-side original copy mode ............... 1-4
[2] Double-side original copy mode ............. 1-5
[3] Mixed original copy mode ....................... 1-5
3
2. UNIT EXPLANATION




Assembly
EXTERNAL SECTION ........................................... 2-1
[1] Composition ............................................ 2-1




3 DIS./ASSEMBLY
[2] Mechanisms ........................................... 2-1
ORIGINAL FEED/REVERSAL/ORIGINAL EXIT
SECTION ............................................................... 2-2
[1] Composition ............................................ 2-2
[2] Mechanisms ........................................... 2-2
[3] Original feed/conveyance/scan control ... 2-3
[4] Original exit/reversal and conveyance
control ..................................................... 2-5
[5] Original size detection control ................ 2-7


3. DISASSEMBLY/ASSEMBLY
DISASSEMBLY/ASSEMBLY .................................. 3-1
[1] Replacing feed roller/A ........................... 3-1
[2] Replacing the double-feed prevention
roller/A assy ............................................ 3-1
1
OUTLINE




3 DIS./ASSEMBLY 2 UNIT EXPLANATION 1 OUTLINE
DF-314




1 OUTLINE
DF-314 PRODUCT SPECIFICATIONS
[1] Type Original scan speed (copies per minute)
type: Sheet-through Type reversible Mode Original Feed
DF size speed
Single sided Original A4 30
[2] Functions Single sided Copy




2 UNIT EXPLANATION
Originals Size: A3, B4, A4, A4R, B5, A5, Double sided Original A4 18
A5R, B5R, B6R, 11x17, Double sided Copy
8.5x14, 8x13, 8.5x11, 8.5x11R,
5.5x8.5, 5.5x8.5R
Original Feed Layout: