Sharp DV-HR300H Service Manual ▷ View online
8
DV-HR300S/HR350S
DV-HR300H
DV-HR300X
DV-HR300H
DV-HR300X
1
While pressing
down,
slide the battery cover in
the direction of the
arrow
.
2
Load the batteries.
Load the two R-03 size batteries (
“AAA”
size, UM/SUM-4) supplied with the
remote control unit. Make sure that the
battery poles
and
are positioned
as indicated.
3
Slide the battery cover
in the direction of the
arrow until it clicks.
About 30
About 30
F
ront 7m
Remote control
unit
Operating range of remote control
NOTE
Do not subject the r
emote contr
ol unit to shock, water or excessive humidity
.
The r
emote contr
ol unit may not function if the Recor
der
s r
emote sensor is in dir
ect sunlight or any other str
ong light.
Incorrect use of batteries may cause them to leak or burst. Read the battery warnings and use the batteries properly.
Do not mix old and new batteries, or mix different brands.
Remove the batteries if you will not use the r
emote contr
ol unit for an extended period of time.
Loading the Batteries
Remote sensor
In DV-HR300X,
it is "G-CODE".
In DV-HR300H,
it is "VIDEO Plus+".
9
DV-HR300S/HR350S
DV-HR300H
DV-HR300X
DV-HR300H
DV-HR300X
5. DISASSEMBLY METHOD
5-1. DISASSEMBLY METHOD
(1) Removing the top cabinet
1. Remove five screws
1
.
2. Slide back the top cabinet by 10 mm and remove upward.
(2) Removing the panel
1. Push a protruding part shown in a at the bottom with a
screwdriver, etc.
2. Remove the tray decoration assembly (detach springs from
four claws on the backside of the tray).
3. Remove two screws
2
and spring.
4. Pull the panel to remove as detaching from the eight claws.
(3) Removing the operation PWB and LCD PWB
1. Remove the FFC and four harnesses.
2. Remove two screws
3
, a screw
4
and a screw
5
.
3. Pull each PWB to remove.
(4) Removing the main PWB
1. Remove four screws
6
.
2. Remove the FFC and six harnesses.
3. Remove the main PWB upward.
(5) Removing the HDD unit
1. Remove four screws
7
.
2. Remove the HDD unit (with the angle) upward.
3. Remove four screws
8
.
4. Remove the HDD unit.
5. Disconnect the flat cable and power cable.
1
1
1
1
1
a
3
2
5
4
6
7
7
8
8
10
DV-HR300S/HR350S
DV-HR300H
DV-HR300X
DV-HR300H
DV-HR300X
(8) Removing the tuner PWB, power PWB and sub PWB
1. Remove tuner PWB upward.
2. Disconnect the connection cables from the power PWB and sub
PWB.
3. Remove five screws
r
.
4. Remove the power PWB upward.
5. Remove two screws
t
.
6. Remove the sub PWB upward.
7. Remove two hooks and the PWB holder in the direction of the
arrow.
8. Remove one insulation sheet, three gasket and spacer.
9. Remove four hooks aand the holder in the direction of the allow.
(7) Removing the rear terminal board and fan
1. Detach the fan cable from the main unit.
2. Remove two screws
0
.
3. Detach the fan and fan cover.
4. Remove one screw
q
, one screw (tuner)
w
and nine screws
e
(terminals)
5. Pull the rear terminal board backward to remove.
9
10
11
12
13
14
15
(6) Removing the DVD unit
1. Remove four screws
9
.
2. Remove the DVD unit (with the angle) upward.
3. Disconnect cables including the flat cable and power cable.
4. Remove the gasket.
11
DV-HR300S/HR350S
DV-HR300H
DV-HR300X
DV-HR300H
DV-HR300X
Parts Code
Price Code
Parts name / Use
1
QCNW-C072WJZZ
AD
Main to Sub Signal Line CN3001—S2202
2
QCNW-C073WJZZ
AD
Main to Sub Control Line CN3003
↔
S2201
3
QCNW-C074WJZZ
AT
Main to Power CN3004
↔
P9005
4
QCNW-B712WJZZ
AH
ATAPI cable for HDD CN4502
↔
ATAPi
Extension with QCNW-C072WJZZ
Extension with
QCNW-C073WJZZ
QCNW-C073WJZZ
Extension with
QCNW-B712WJZZ
QCNW-B712WJZZ
Extension with
QCNW-C074WJZZ
QCNW-C074WJZZ
Main PWB
HDD Unit
DVD RW Unit
Sub PWB
POWER Unit
Development for repair
2
3
4
1
5-2. EXTENSION CABLE DIAGRAM
25pin
21pin
12pin
12pin
1
2
3
40pin
4
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