Technics SL-P222A - Page 8

SL-P222A
Ref. No.
4 How to remove the main P.C.B.
Procedure
1--2-+3 1. Remove the 5 screws (@~@).
4
2.
Remove
the
3
connectors
(CN11,
CN12,
CN401).
3. Lift the main P.C.B. off the retention
posts on the chassis.
4. Remove the main P.C.B. in the direction
of the arrow.
0 6
How to check the main P.C.B. |
When
checking
the
soldered
surface
of
the
main
P.C.B.
and
replacing
the
parts,
do
as
shown
below.
1.
Connect
the
main
P.C.B.
ground
terminal
(LINE
OUT
terminal)
to
the
chassis
with
a
lead
wire.
2.
Connect
the
operation
P.C.B.
ground
terminal
to
the
chassis
with
a
lead
wire.
Lead wire
Operation
P.C.B.
Chassis
Lead wire
Procedure
135
1. Remove the spring.
2. Pull out the disc lid in the direction of the arrow.
3. Push the 2 claws in the direction of the arrow.
Disc lid
Ring
Caution:
Be
sure
to
handle
the
smail
bal!
carefully.