Replacing The Fuse - Sony HDCU3300 Maintenance Manual

5. Install the CN-2700 board and the AU-302 board to
the PS panel assembly (X-2549-575-1) by reversing
steps 1 to 3.
6. Pass the protection sheet (AU-302) (3-986-514-02)
through the flexible card wire as shown in the figure
and secure it with the two rivets removed in step 4.
Protection sheet (AU-302)
Flexible card wire
PS panel assembly
7. Push the ferrite core of the harness against the protec-
tion sheet (AU-302) (3-986-514-02) as shown in the
figure.
Ferrite core
CN2
8. Install the PS panel assembly to the unit.
2-4 (E)
Rivets
Protection sheet (AU-302)
AU-302 board
CN2
CN-2700 board

2-1-2. Replacing the Fuse

w
The components marked ! are critical to safe operation. If
you replace with parts other than the specified ones, a fire
or electric shock may result from that.
Replacement Part
MAIN fuse
Part : Fuse (3.15 A, 250 V)
Part No. : ! 1-576-230-51
CAMERA fuse
n
Different types of camera fuses are used in the switching
regulator and the power block assembly (A10) as a power
supply unit.
Use the following specified fuses.
. Switching regulator (1-468-945-21)
For 100 to 120 V setting
Part: Fuse (6.3 A, 250 V)
Part No: ! 1-576-233-51
For 220 to 240 V setting
Part: Fuse (4 A, 250 V)
Part No: ! 1-576-231-51
. Power block assembly (A-1768-444-A)
For 100 to 120 V setting
Part: Fuse (8 A, 250 V)
Part No: ! 1-576-300-51
For 220 to 240 V setting
Part: Fuse (6.3 A, 250 V)
Part No: ! 1-576-233-51
HDCU3300/MM (J, E)