Hitachi HT-4139-28 Maintenance Manual page 83

REV0 10.02.15
8.3.10 Replacing the Scanner ASSY
Connector
① Remove the Side Cover (L) (R). For instructions, please refer to "8.1 Preparation"
② Remove the PS－ASSY. For instructions, please refer to "8.3.1 Replacing the PS ASSY (electric power
unit)"
③ Remove the Lamp ASSY (Back). For instructions, please refer to "8.2.4 Replacing the Fluorescent Lamp
(Back)"
④ Remove the Cover glass assembly. For instructions, please refer to "8.3.14 Replacing the Cover sheet
assembly and the Cover glass assembly"
⑤ Unscrew 3 bind-head screws on the Scanner ASSY
⑥ Pull the Scanner ASSY and disconnect the CCD Sensor Connector (J40B) and the Mirror Motor
connector from the Scanner ASSY.
CAUTION CAUTION CAUTION CAUTION
・To attach the Mirror Motor Connector (MMF), please read the previous page carefully. Attach it straight
onto the device
・Check if the CCB Sensor Connector is attached. If it is not attached properly, it may cause light density
errors
⑦ Take the above steps to attach the Scanner ABBY.
⑧ After replacing the part, run Auto Calibration Test
Bind h ead screw
Bind he ad sc rew
-H8-20-
CAUTION CAUTION
CAUTION CAUTION
When connecting the Mirror Motor connector, make sure to
connect it straight into the device
Disconnect
真直ぐに挿抜
it straight
Tools Needed: Magnetic Philips Screwdriver (No.2)
CCD Sensor Connec tor
Bind head scre w
（J40B）
Connector
Mirror Motor Connector（MMR）
#22 Scanner ASSY(Back)