Sony GY-8240UWD Maintenance Manual page 154

3-20. Threading Ring Assembly Replacement
Tools
. Cleaning cloth:
3-184-527-01
. Cleaning fluid:
9-919-573-01
Preparation
1. Turn the power off and remove the power cord.
2. Remove the top panel. (Refer to Section 1-1.)
3. Remove the plate MD.(Refer to Section 1-2.)
4. Remove the cassette compartment. (Refer to Section 1-2.)
Removal
1. Disconnecting the Flexible Card Wires
(1) Disconnect the flexible card wire from the
connector CN2 of the HN-258 board.
(2) Disconnect the flexible card wire from the
connector CN2 of the CT-205 board.
2. Disconnecting the Harness
Disconnect the harness from the CTL/TC head
Assembly.
3. Removing the PA Guard
Remove the PA guard.
(Refer to step 2 in Section 3-15.)
4. Removing the W Cleaner Assembly
Remove the W cleaner assembly.
(Refer to steps 1 and 2 in Section 3-5.)
3-68
CN2
CT-205 board
Flexible card wire
Flexible card wire
Disconnect the Flexible Card Wire and the Harness
CTL/TC head assembly
Harness
HN-258 board
CN2
GY-8240UWD
GY-8240FC