Sharp LC-20B5M Service Manual page 10

LC-20B5M
14. Remove the two lock screws from the inverter PWB, and detach the inverter PWB.
15. Remove the five lock screws from the main PWB, and undo the claws a and b. Detach the main PWB by lifting the
area around the claws and pulling the PWB out.
16. Remove the one lock screw from the card frame cover over, and detach the card frame cover.
17. Remove the four lock screws from the analog PWB, and undo the claws c and d. Detach the chassis frame (right)
from the analog PWB by pulling out the terminals. In the same way, undo the claws e and f, and detach the
chassis frame (left) from the analog PWB by pulling out the terminals.
Note: When detaching the main PWB and analog PWB, be careful not to break the PWB-fixing claws.
18. Remove the one lock screw from the card LED PWB, and detach the card LED PWB.
16
Card Frame Cover
18
Card LED PWB
15
15
Main PWB
a
b
c
d
Chassis Frame (R)
17
Chassis Frame (L)
e
Analog PWB
f
10
14
Inverter PWB