Mitsubishi Electric HS-U449 Service Manual page 28

5. Rotate the MAIN CAM shown in Fig. 2-19-1 in the
direction shown by arrow B. Move the BRAKE CAM
PLATE to hook it to the three catches (a) of the MAIN
PLATE ASSY.
6. Put the boss of the F/L PLATE back into the groove in
the MAIN CAM shown in Fig. 2-18-2.
2-20.GUIDE LAMP
DECK POSITION : Normal
Remove the following parts before replacing the GUIDE
LAMP. Refer to the corresponding items to install them.
• STAY PLATE (Item 2-2)
• BOTTOM ASSY (Item 2-3)
• MOTOR HOLDER (Item 2-16)
• PINCH ARM CAP (Item 2-17)
• PINCH UNIT (Item 2-17)
• BRAKE CAM PLATE (Item 2-19)
(Removal)
1. Release the catch (a) of the GUIDE LAMP shown in
Fig. 2-20.
2. Rotate the GUIDE LAMP in the direction shown by
arrow A (counterclockwise when viewed from the
bottom) to align the longest slit (c) of the MAIN
PLATE ASSY with the longest arm (b) of the GUIDE
LAMP shown in Fig. 2-20. Pull it out downward to
remove it.
(Installation)
1. Clean dirt on the GUIDE LAMP with a VIDEO HEAD
cleaning cloth.
Note: Never use solvent such as alcohol to clean the
GUIDE LAMP.
2. Insert the GUIDE LAMP in Fig. 2-20, aligning the
longest arm (b) of the GUIDE LAMP with the longest
slit (c) of the MAIN PLATE ASSY.
3. Rotate the GUIDE LAMP in the direction shown by
arrow B (clockwise when viewed from the bottom) to
align the arm (a) of the GUIDE LAMP shown in Fig.
2-20 with the longest slit (c) of the MAIN PLATE
ASSY.
Note : If the GUIDE LAMP still has dirt after installation,
BRAKE SPRING
c
MAIN PLATE ASSY
GUIDE LAMP
Removing Direction
- 15 -
C
Insert the BRAKE SPRING
under the Catch.
Catch
BRAKE (TU)
Fig. 2-19-3
b
a
A B
Installing Direction
Fig. 2-20