DOWNLOAD Sharp DV-RW250H (serv.man5) Service Manual ↓ Size: 4.36 MB | Pages: 117 in PDF or view online for FREE

Model
DV-RW250H (serv.man5)
Pages
117
Size
4.36 MB
Type
PDF
Document
Service Manual
Brand
Device
DVD / Complete
File
dv-rw250h-sm5.pdf
Date

Sharp DV-RW250H (serv.man5) Service Manual ▷ View online

A1-2
TAPE REMOVAL METHOD AT NO POWER SUPPLY
Remove the Top Cabinet, Front Cabinet and DVD Block. (Refer to item 1 of the
DISASSEMBLY INSTRUCTIONS.)
Remove one screw of the Loading Motor from the insert hole for screw driver and remove the Loading
Motor.
Rotate the Pinch Roller Cam in the direction of the arrow by hand to slacken the Video Tape.
(Refer to Fig. 2)
Rotate the Clutch Ass'y either of the derections to wind the Video Tape in the Cassette Case.
Repeat the above step 3~4. Then take out the Video Cassette from the Deck Chassis. Be careful not to
scratch on the tape.
1.
2.
3.
4.
5.
1.
2.
Insert a fine rod (wire etc.) into the hole of the Front Cabinet as shown by the arrow. (Refer to Fig. 1)
The Tray is opened.
Draw the Tray.
DISC REMOVAL METHOD AT NO POWER SUPPLY
Fig. 1
Front Cabinet
DVD Flap
Fig. 1
Insert hole for screw driver
Fig. 2
Main Cam
Clutch Ass'y
Main Chassis (Front Side)
Loading Motor
Capstan DD Unit
Pinch Roller Cam
Screw
PARENTAL CONTROL - RATING LEVEL
4 DIGIT PASSWORD CANCELLATION
If the stored 4 digit password in the Rating Level menu needs to be cancelled, please follow the steps below.
Turn Unit ON.
Press and hold the '7' key on the remote control unit.
Simultaneously press and hold the 'STOP' key on the front panel.
Hold both keys for more than 2 seconds.
The On Screen Display message 'PASSWORD UNLOCK' will appear.
The 4 digit password has now been cleared
1.
2.
3.
4.
5.
6.
NB: No indications on the screen when the Parental Lock is setting.
A1-3
TRAY LOCK
Tray cannot be opened by setting the Tray Lock, please follow the steps below.
Turn Unit ON.
Press and hold the '0' key on the remote control unit.
Simultaneously press and hold the 'STOP' key on the front panel.
Hold both keys for more than 2 seconds.
Press the OPEN/CLOSE key on the front panel to check the Tray Lock setting.
1.
2.
3.
4.
5.
NB: No indications on the screen when the Tray Lock is setting.
To unlock the Tray Lock, please follow the steps below.
NB: The above procedure will reset ALL of the player's settings to the default factory state.
Turn Unit ON.
Simultaneously press and hold the 'PLAY' button and 'CH UP' button on the front panel.
Hold both keys for more than 2 second.
The On Screen Display message 'FACTORY INITALIZE' will appear.
The Tray Lock has now been cleared.
Turn Unit OFF.
1.
2.
3.
4.
5.
6.
GENERAL SPECIFICATIONS
G-1
Outline of the product
G-2
DVD System
Color System
PAL
Disc Format
Rec
DVD-R/-RW
Play
Disc Diameter
120 mm , 80 mm
Deck
Disc Loading System
Front Disc Loading
Motor
3 Motors
Pick up
1-Lens 2-Beams System
Rec Time 
(Approx.)
XP
1 hour       at  10Mbps
          at 4.7GB Disc
SP
2 hour       at    5Mbps
LP
4 hour       at 2.5Mbps
SLP
6 hour       at 1.6Mbps
Playback time (Max) 
DVD 1-Layer
135min     (4.7GB)
DVD 2-Layer
245min     (8.5GB)
CD
  74min
VIDEO CD
  74min
Search speed
Fwd     4 step
Actual
             2-45 times (DVD,Video CD)
             4-40 times (CD)
Rev     4 step
Actual
             2-45 times (DVD,Video CD)
             4-40 times (CD)
Slow speed
Fwd      1/8-1/2 times
Actual
              --
Rev        --
Actual
              --
G-3
VCR
System
VHS Player / Recorder
System
Video System
PAL
Hi-Fi  STEREO
Yes
NTSC PB(PAL60Hz)
Yes
Deck
DECK
OVD-7
Loading System
Front
Motor
3
Heads
Video Head
4Head
FM Audio Head
2Head
Audio / Control
Mono / Yes
Erase (Full Track Erase)
Yes
Tape
Rec
PAL
SP/LP
Speed
NTSC
-
Play
PAL
SP/LP
NTSC
SP
Fast Forward / Rewind Time (Approx.)   at 25oC
FF:1'12" / REW:1'12"
with Cassette
E-180
Forward/Reverse
NTSC or PAL-M
SP/LP = 3x,5x
Picture Search
PAL or SECAM
SP/LP=5x,7x / 7x, 13x
Frame Advance
Yes
Slow Speed
1/5, 1/10, 1/30
G-4
Tuning
Broadcasting System
UK System I
System
Tuner and
System
1Tuner
 Receive CH
Destination
UK Tuner
Tuning System
F-Synth
Input Impedance
UHF  75 ohm
CH Coverage
21~69
Intermediate 
Picture (FP)
39.5 MHz
Frequency
Sound (FS)
33.5 MHz
FP-FS
  6.0 MHz
Preset  CH
80CH
RF Converter Output
Yes
Channel
 23~69 CH
Level/Impedance
73 dBu /    75  Ohm
Sound Selector
No
Stereo/Dual TV Sound
NICAM
Tuner Sound Muting
Yes
G-5
Power
Power Source
AC
240V   50Hz
DC
-
Power Consumption
28 W    at 240V 50Hz
Stand by  (FIP Off)
5.5 W   at 240V 50Hz
Stand by  (FIP On)
6 W   at 240V 50Hz
Per Year
--   W
Protector
Power Fuse
Yes
Safety Circuit
Yes
IC Protector(Micro Fuse)
No
DVD-R/-RW Video Recorder & VHS
Player/Recorder
DVD-R/-RW, DVD-Video, CD-DA, CD-R/-RW,
Video CD, SVCD
A2-1
GENERAL SPECIFICATIONS
G-6
Regulation
Safety
CE, SEMKO
Radiation
CE, SEMKO
Laser
-
G-7
Temperature
Operation
5oC  -  35oC
Storage
-20oC  -  60oC
G-8
Operating Humidity
Less than 80% RH
G-9
Signal
Video Signal
Output Level
1 V p-p / 75 ohm (DVD, VCR)
S/N Ratio  (Weighted)
65 dB (DVD-Video)
53 dB (VCR)
Horizontal Resolution
500 Lines (DVD-Video)
240 Lines (VCR)
RGB Signal
Output Level
0.7V p-p/75 ohm
Audio Signal
Input  Level Microphone
--
Input  Level Line
-3.8 dBm / 50k ohm (VCR, 0dBm=0.775Vrms)
Output Level Line
Digital Output Level
 0.5 V p-p / 75 ohm (DVD)
S/N Ratio at (Weighted)
 90dB (DVD-Video), 42dB (VCR at SP)
Harmonic Distortion (1KHz)  Typical
 0.06% (DVD-Video), 1.5% (VCR at SP)
Frequency Response :  DVD Mode  at DVD
    4 Hz -   22 kHz
DVD Mode  at VIDEO CD
    4 Hz -   20 kHz
DVD Mode  at SVCD
    4 Hz -   20 kHz
DVD Mode  at CD
    4 Hz -   20 kHz
VCR Mode  at SP
100 Hz -   10 kHz
VCR Mode  at LP
100 Hz -    5 kHz
VCR Mode  at SLP
--
Hi-Fi Audio Signal
Dynamic Range : More than
75dB
Frequency Response
20Hz ~20kHz
Wow And Flutter : Less than
0.01 %Wrms
Channel Separation : More than
60 dB
Harmonic Distortion : Less than
0.01
-3.8 dBm / 1k ohm (VCR, 0dBm=0.775Vrms)
-12dB / 1k ohm (DVD, -20dBFs  0dBFs=2.0Vrms)
A2-2
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Sharp DV-RW250H (serv.man5) Service Manual ▷ Download

  • DOWNLOAD Sharp DV-RW250H (serv.man5) Service Manual ↓ Size: 4.36 MB | Pages: 117 in PDF or view online for FREE
  • Here you can View online or download the Service Manual for the Sharp DV-RW250H (serv.man5) in PDF for free, which will help you to disassemble, recover, fix and repair Sharp DV-RW250H (serv.man5) DVD. Information contained in Sharp DV-RW250H (serv.man5) Service Manual (repair manual) includes:
  • Disassembly, troubleshooting, maintenance, adjustment, installation and setup instructions.
  • Schematics, Circuit, Wiring and Block diagrams.
  • Printed wiring boards (PWB) and printed circuit boards (PCB).
  • Exploded View and Parts List.