Davin J012, Service Manual

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• The right column tells you what other parts must be removed before the item in the left column can be
removed. Before you use this table for reference, you must know the procedures described "Common
Procedures" (the next section).
• There is a detailed description in this service manual for every item listed in the left column. Be sure to
refer to the appropriate section of the manual for more details.
• No prior procedures are required for items marked "---" in the right column.
To remove: First, remove in this order:
1st Registration Sensor 1) Platen or ADF, 2) Scanner to Full Upright, 3) Paper Cassette,
Output Tray, 4) Right Front Cover, 5) Right Cover, 6) Right Inner
Cover, 7) Left Cover, 8) Front Cover
2nd Registration Sensor 1) Platen or ADF, 2) Scanner to Full Upright, 3) Paper Cassette,
Output Tray, 4) Right Cover, 5) Left Cover, 6) Scanner Unit, 7)
Rear Cover
ADF (J013/J014) ---
Air Release Solenoid 1) Platen or ADF, 2) Scanner Unit to Upright, 3) Paper Cassette,
Output Tray, 4) Right Cover
CTL Board, NVRAM 1) Platen or ADF, 2) Scanner to Full Upright, 3) Paper Cassette,
Output Tray, 4) Right Cover, 5) Left Cover, 6) Scanner Unit, 7)
Rear Cover
Carriage Position Sensor 1) Platen or ADF, 2) Scanner to Full Upright, 3) Paper Cassette,
Output Tray, 4) Right Cover
Cleaning – Feed Roller 1) Platen or ADF, 2) Scanner to Full Upright, 3) Paper Cassette,
Output Tray
Cleaning – Flushing Gate 1) Platen or ADF, 2) Scanner to Full Upright
Cleaning – Friction Pad ---
Cleaning – Horizontal Encoder Strip 1) Platen or ADF, 2) Scanner to Full Upright
Cleaning – Maintenance Unit 1) [Menu]>  > "Maintenance"> [Yes}> "1 Nozzle Check?">
 > "9 Move Print Heads?"> [Yes]> "Please Wait", 2) Open
scanner unit
Cleaning – Transport Belt 1) Platen or ADF, 2) Scanner to Full Upright, 3) `Paper Cassette,
Output Tray, 4) Duplex Unit, 5) Flushing Gate
Duplex Unit ---
3. Replacement and Adjustment
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