Epson Artisan 810/835/837/710/725/730/Epson Stylus Photo PX810FW/TX810FW/PX820FWD/TX820FWD/PX830FWD/PX710W/TX710W/PX720WD/TX720WD/PX730WD/TX730WD
Revision G
Artisan 835/725/PX820FWD/TX820FWD/PX720WD/TX720WD
  Disassembly/assembly 265
Confidential
6.
Open the ADF Unit and insert the hook releasers (x2) fully as shown below 
into the holes (x2) of the Scanner Upper Housing; where the hinges of the ADF 
Unit are attached, to release the hooks (x2) of the Scanner Upper Housing.
Figure 8-5.  Removing the ADF Unit (2)
7. With the hook releasers (x2) inserted, hold the center of the ADF Unit and 
release the hooks (x2) of the hinges and hook (x1) of the ADF Cable Cover 
from the rear side of the printer using a flathead screwdriver or the like. (See 
Fig. 8-6.)
8. Remove the ADF Unit while pulling out the ADF Motor Cable, the ADF 
Sensor Cable and the grounding wire from the hole of the Scanner Unit.
Figure 8-6.  Removing the ADF Unit (3)
Make sure to insert the hook releaser into the hole of the Scanner 
Upper Housing fully to release the hook.
If the hook releaser is not fully inserted into the hole, the hook 
cannot be released because the releaser is blocked by the Hinge. (See 
Fig. 8-5.)
Cross-section view of the hinge
Hook
Scanner Upper Housing
Hinge
Hook releaser
OK
NG
Insert the hook releaser fully 
to release the hook.
If the hook releaser is not 
fully inserted, the hook 
cannot be released.
Hinges
ADF Unit
Hole of the Scanner Upper Housing
Take care not to let the cables get caught by the housing of the 
Scanner Unit.
Hook
ADF Unit
Hole of the Scanner Unit
ADF Cable Cover
Cross-section view of the hinge
Hinge
Hook
Hook releaser