Sony CRF-230B - Power Supply Circuit Board

ICRF-230B
2. Remove the two screws shown in Fig. 2-15.
3. Unsolder the two wires at the antenna terminal
panel.
4. Unsolder the six tuning capacitor lead wires.
5. Unsolder the three wires which come from the
sw front end as shown in Fig. 2-16.
6. Unsolder all the wires shown in Fig. 2-17.
7. Remove the circuit board in the direction
shown by the arrow in Fig. 2-15.
: apping screw
P 3x6
unsolder tuning
capacitor leads
(three YEL and
(three BLK)
bracket, tuning
capacitor
pve wires
WHT and BLK 2
panel, antenna
terminal 6.
Fig. 2-15
TD 4x8
(tam
®P 3x6
pve wire
pve wire BLU pve wire
RED RED
Fig. 2-16
a eee
2-9.
tapping screw
Fig. 2-17
POWER SUPPLY CIRCUIT BOARD
REMOVAL
Remove the 19 screws shown in Fig. 2-18.
Remove the four jack nuts.
Unsolder all the wires on the terminal strip
shown in Fig. 2-19.
Remove the two screws shown in Fig. 2-20.
Unsolder the three wires on the light switch
shown in Fig. 2-21.
Remove the power supply circuit board as
shown in Fig. 2-22.
tapping screw
tapping screw BP 3x6
®P 3x8 9?
e, jack nut
®P 3x8
Fig. 2-18