3-4
Confidential
4.
SCREW TORQUE LIST
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)
Inner chute ASSY
Taptite bind B M4x12
2
0.8
±
0.1 (8
±
1)
Top cover base
(In the case of HL-2220/2230/2240/
2240D/2250DN/2270DW)
Taptite bind B M4x12
2
0.8
±
0.1 (8
±
1)
SW key holder
(In the case of HL-2130)
Taptite pan B M3x8
1
0.4
±
0.1 (4
±
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
1
0.5
±
0.05 (5
±
0.5)
Screw pan (S/P washer)
M3x12DB
1
0.5
±
0.1 (5
±
1)
Low voltage power supply PCB
ASSY
Screw pan (S/P washer)
M3.5x6
1
0.5
±
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)
Laser unit
Taptite cup S M3x8 SR
4
0.8
±
0.05 (8
±
0.5)
Main PCB ASSY
Taptite cup S M3x6 SR
4
0.6
±
0.1 (6
±
1)
Front chute ASSY
Taptite bind B M4x12
2
0.8
±
0.1 (8
±
1)
Under bar
Taptite bind B M4x12
1
0.8
±
0.1 (8
±
1)
Chute ground plate
Taptite bind B M3x10
1
0.55
±
0.05 (5.5
±
0.5)
PF frame ASSY
Taptite bind B M4x12
1
0.8
±
0.1 (8
±
1)
FG plate laser L
Taptite cup S M3x6 SR
1
0.8
±
0.1 (8
±
1)
Main frame L ASSY
Taptite bind B M4x12
2
0.8
±
0.1 (8
±
1)
Taptite cup S M3x6 SR
2
0.8
±
0.1 (8
±
1)
Develop drive sub ASSY
Taptite cup S M3x6 SR
1
0.8
±
0.1 (8
±
1)
Taptite bind B M4x12
3
0.8
±
0.1 (8
±
1)
Motor drive sub ASSY
Taptite bind B M4x12
6
0.8
±
0.1 (8
±
1)
Main motor
Screw bind M3x4
3
0.65
±
0.05 (6.5
±
0.5)
Main PCB shield
Taptite cup S M3x6 SR
1
0.6
±
0.1 (6
±
1)
Taptite bind B M4x12
2
0.8
±
0.1 (8
±
1)
Содержание HL HL-2230
Страница 162: ...6 1 Confidential CHAPTER 6 CIRCUIT DIAGRAMS WIRING DIAGRAM High Voltage Power Supply PCB Circuit Diagram MURATA ...
Страница 163: ...6 2 Confidential High Voltage Power Supply PCB Circuit Diagram Panasonic ...
Страница 165: ...6 4 Confidential Low Voltage Power Supply PCB Circuit Diagram 115V MPW3052 MURATA ...
Страница 167: ...6 6 Confidential Low Voltage Power Supply PCB Circuit Diagram 230V MPW3053 MURATA ...