Sony DSC-H400 Service Manual ▷ View online
DSC-H400
3-4
3-3-2. Main Board Section
• Disassembly order
No.
Part
Item
Note
1 Main Board Assy
#S2 x 3
Solder x 11
Connector x 3
Solder x 11
Connector x 3
2 Charging Capacitor
#S2 x 2
Claw x 2
Claw x 2
Open the Flash. Open the Top Cover Section.
Discharging of the Charging Capacitor.
Discharging of the Charging Capacitor.
3 Top Cover Section
Solder x 2
Refer to “3-3-5. (1) Routing harnesses (Top Cover/Main Frame
Section)” when assembling.
Section)” when assembling.
ST Board
Top Cover Section
Flash
ST Board
R:1 k
Ω/1 W (Part code: 1-215-869-11)
Note: Warning of high voltage
Short-circuit the terminals the flash capacitor
with a Short Jig for approximately 10 seconds.
Refer to the Service Note for Short Jig.
with a Short Jig for approximately 10 seconds.
Refer to the Service Note for Short Jig.
White
Black
Red
Blue
Green
Pink
Blue
Blue
Red
Red
Black
Soldering
position
position
Soldering
position
position
Soldering
position
position
Yellow
Back View
A
A
(Claws)
(Solders)
(Solders)
(Solders)
(Solders)
(Solders)
(Solders)
(Solders)
1
3
2
#S2
(
(
2)
#S2
(
(
1)
#S2
(
(
1)
Front Cover Section
(See page 3-5)
DSC-H400
3-5
3-3-3. Front Cover Section
• Disassembly order
No.
Part
Item
Note
1 Front Cover Assy
#S1 x 1
#S2 x 2
#S3 x 2
#S2 x 2
#S3 x 2
2 Eyelet Cover (G)
Claw x 1
3 Eyelet Cover (O)
Claw x 1
1
2
3
(Claw)
(Claw)
#S1
(
(
1)
#S3
(
(
1)
#S2
(
(
1)
Main Frame Section
(See page 3-6)
#S2
(
(
1)
DSC-H400
3-6
3-3-4. Main Frame Section
• Disassembly order
No.
Part
Item
Note
1 Lens Block Assy
#S4 x 3
#S5 x 1
#S5 x 1
Peel off the Radiation Sheet.
Refer to Note.
Refer to Note.
Very weak
Very weak
Very weak
Note :
Do not hold the following part.
PRECAUTIONS WHEN HOLDING THE LENS BLOCK ASSY
1
#S5
(
(
1)
Radiation Sheet
(Note)
#S4
(
(
1)
DSC-H400
3-7
3-3-5. Complementary Information
(1) Routing harnesses (Top Cover/Main Frame Section)
Harnesses of
the Battery Board
the Battery Board
Main Frame Section
Harnesses of
the AF Assist Light Board
the AF Assist Light Board
Top Cover Section
Harnesses of
the Flash Unit
the Flash Unit
Harnesses of
the Flash SW Board
the Flash SW Board
(2) How to distinguish the side of Optical Filter Block fac-
ing to Lens Device
• IR cut coating surface
The red coating is reflected.
• The other surface
The red coating is
not reflected.
not reflected.
• Side view
The red belt
is seen.
is seen.
Lens Device side
Lens Device side
Hold it with tweezers or the like.
Optical Filter Block
[IR Cut Coated Side]
[The Other Side]
The one side of the Optical Filter Block has treated with IR cut coating.
Mount the Optical Filter Block facing the IR cut coated side to the lens
device. Distinguish the IR cut coated side from the other by applying the
fluorescent light to the Optical Filter Block in the dark place (cut off the
outside light).
Mount the Optical Filter Block facing the IR cut coated side to the lens
device. Distinguish the IR cut coated side from the other by applying the
fluorescent light to the Optical Filter Block in the dark place (cut off the
outside light).
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