Service manual

3-4
Confidential
4. SCREW TORQUE LIST
Note:
• For verifying the shape of each screw, refer to "3. SCREW CATALOGUE" in this chapter.
Location of screw Screw type Q’ty
Tightening torque
N · m (kgf · cm)
Tray cover Taptite bind B M4x12 2 0.8±0.1 (8±1)
Cord hook Taptite cup B M3x8 2 0.4±0.05 (4±0.5)
Inner chute ASSY Taptite bind B M4x12 2 0.8±0.1 (8±1)
Side cover L Taptite bind B M4x12 3 0.8±0.1 (8±1)
Upper/Lower handset cover Taptite pan B M3x8 1 0.5±0.1 (5±1)
Side cover R Taptite bind B M4x12 1 0.8±0.1 (8±1)
ADF FG Harness / FB FG harness Taptite cup S M3x6 SR 1 0.8±0.1 (8±1)
Hinge ASSY L
Taptite bind B M4x12 1 0.8±0.1 (8±1)
Taptite cup S M3x12 3 0.8±0.1 (8±1)
Hinge arm R Taptite cup B M3x10 4 0.5±0.1 (5±1)
Upper Document Chute ASSY Taptite cup B M3x10 6 0.5±0.1 (5±1)
Lower Document Chute ASSY Taptite cup B M3x10 3 0.5±0.1 (5±1)
ADF sensor harness unit Taptite cup S M3x6 SR 1 0.8±0.1 (8±1)
Drive frame ASSY Taptite cup B M3x10 3 0.5±0.1 (5±1)
ADF motor
Screw pan (S/P washer)
M3x6
10.55±0.1 (5.5±1)
Panel unit Taptite cup B M3x10 4 0.5±0.1 (5±1)
Scanner top cover ASSY Taptite bind B M4x12 6 0.8±0.1 (8±1)
Speaker cover Taptite bind B M4x12 1 0.8±0.1 (8±1)
NCU FG harness ASSY
Screw pan (S/P washer)
M3.5x8
10.5±0.05 (5±0.5)
10.8±0.05 (8±0.5)
NCU unit Taptite bind B M4x12 2 0.8±0.1 (8±1)
NCU ASSY Taptite cup S M3x6 SR 2 0.5±0.1 (5±1)
Joint Cover Taptite bind B M4x12 5 0.8±0.1 (8±1)
Fuser unit Taptite pan B M4x14 2 0.8±0.1 (8±1)
LV shield plate cover
Taptite bind B M4x12 3 0.8±0.1 (8±1)
Screw pan (S/P washer)
M3.5x6
10.5±0.05 (5±0.5)
Screw pan (S/P washer)
M3x12DB
10.5±0.1 (5±1)
Low voltage power supply PCB
ASSY
Screw pan (S/P washer)
M3.5x6
10.5±0.05 (5±0.5)
Taptite flat B M3x10 1
0.45 ± 0.05 (4.5 ± 0.5)
Taptite bind B M4x12 1 0.8±0.1 (8±1)
High voltage power supply PCB
ASSY
Taptite bind B M4x12 1 0.8±0.05 (8±0.5)