Akira DVDK-2305 Service manual
DVD Player
Service Manual
Model: DVD-K2305
2
Model No:DVD-K2305.doc
Version 1.0
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CONTENTS
SPECIFICATIONS ........................................................................................................................... 4
TROUBLESHOOTING.................................................................................................................... 5
EXPLODED VIEW ..........................................................................................................................6
PART LIST........................................................................................................................................ 7
BOM LIST........................................................................................................................................ 8
CIRCUIT DIAGRAMS ..................................................................................................................20
Model No: DVD-K2305.doc
Version 1.0
4
SPECIFICATIONS
Power requirements
Power consumption
Signal system
Weight
Disc played
Video out
Video Out:
S-video output connector (separate Y, C signal output connector):
Y output:
C output:
Audio out
5.1 channel out: RCA pin jack (L, R) x 6
Coaxial out:
Frequency response: 20Hz to 20kHz
S/N ratio: >90dB
Total harmonic distortion: <0.0025%
AC 100-240V~, 50/60Hz
15W
NTSC/PAL/AUTO
1.93Kg
DVD, MPEG4, DIVX, VCD1.1, 2.0, CD-DA, MP3, SVCD,
CD-R, CD-RW, WMA, DVCD, HDCD, Kodak picture CD, JPEG
picture CD
1.0V(p-p)/ 75Ω, sync, negative polarity, RCA pin jack x 1
1.0V(p-p)/ 75
0.286V(p-p)/ 75
0.5V(p-p)/ 75
Ω, sync, negative polarity
Ω
Ω, RCA pin Jack x 1
Model No: DVD-K2305.doc
Version 1.0
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TROUBLESHOOTING
Before requesting service for this player, check the chart below for a possible cause of the
problem you are experiencing,
some simple checks or adjustments on your part may eliminate the problem and restore p roper
operation,
Symptom (Common) Remedy
NO PICTURE OR SOUND • Ensure the power button is on.
• Ensure the power outlet is operational.
• Ensure the power cord is not damaged.
• Ensure the power plug is connected firmly to the outlet.
PICTURE BUT NO SOUND • Ensure the audio jacks are securely connected.
• Ensure the audio connector is not damaged.
• Ensure the volume is turned up in VOL/CH setup.
• Ensure you have set the player’s AUDIO settings correctly.
• Ensure you have entered the correct AV input for your TV.
Ensure the audio is not set to mute.
SOUND BUT NO PICTURE • Ensure the video jacks are securely connected.
• Ensure you have entered the correct AV input for your TV.
• Ensure the video connector is not damaged.
• Ensure you have set the player’s VIDEO settings correctly.
POOR PICTURE OR SOUND
“BAD DISC” DISPLAYED • Ensure the disc is not scratched, damaged or deformed.
REMOTE NOT WORKING • Make sure the Main unit’s Power button is on.
UNIT NOT WORKING • Turn off the power, and then turn it on again.
•
Ensure you have set the player’s AUDIO settings correctly.
• Ensure the disc is not scratched or stained.
• Ensure the AV connector or the output terminal is not
damaged.
• Ensure the disc is not badly stained or damaged.
• Ensure the disc format is compatible with the player.
• Please check whether you have tried to play a software CD.
IF so please restart the player.
• Ensure the remote batteries are working.
• Point the remote control directly at the player’s IR sensor.
“NO DISC” DISPLAYED
Model No: DVD-K2305.doc
Version 1.0
• Ensure you have put the disc on the tray.
• Ensure the disc is not upside down.
• Ensure the disc is not distorted, stained or scratched.
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6
EXPLODED VIEW EXPLODED VIEW
Model No: DVD-K2305.doc
Model No: DVD-K2305.doc
Version 1.0
Version 1.0
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PART LIST
NO PART NAME QTY
1 Mirror 1
2 Front Panel 1
3 Power Key 1
4 Power Jack 1
5 CD Door 1
6 Bottom 1
7 Top Bracket 1
8 Loader 1
9 Top 1
10 Back Panel 1
11 Decoder- PCB 1
12 Power-PCB 1
13 Card Reader-PCB 1
14 Karaoke PCB 1
15 USB Cover 1
16 3 IN 1 Cover 1
17 Function Key 1
18 Function PCB 1
19 Open Key 1
20 Door Mirror 1
Model No: DVD-K2305.doc
Version 1.0
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BOM LIST
No Part No Description Spec Qty
1 10522003801
2 10625202832
3 11525301202
4 20225301001
5 20325301811
6 20425302034
7 209010308W1
8 209020310W1
9 209060304W1
10 209060306W1
11 209060307W1
12 209090306W1
13 21402200101
14 21402200102
15 21712010031
16 22102530101
17 30430915001 AV cable L=1.5M 1
18 30442405212
19 30445200151
20 30446200091
Door
Door Mirror
Glue pole
Bottom
Cover
Back panel
Screw
Screw
Screw
Screw
Screw
Screw
Foot
Foot Φ15*5mm
Cushion
Insulation plate
OPC cable
Wire
Wire
DV2003 1
DVD-K2305-MG17-01 1
5mm 4
DV5301 1
DV-251 1
DVD-K2403DU-MG06-01 1
3*8PA 4
3*10PB 4
3*4PWB 3
3*6PWB 14
3*7PWB 4
3*6FB 2
17*12*5mm 2
2
20*10*3mm 2
100*75mm 1
L=210mm-24pin-0.5mm 1
L=150mm-5pin-2.0mm 1
L=90mm-6pin-2.0mm 1
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No Part No Description Spec Qty
21 30451168001
22 32200007151
23 32912080001
24 40102520202
Power cable 1.68（+0.12）M/0.75mm2
Battery
Clip
Gift box DVD-K2305DU-MG15-01（470*80*290mm）
7# 2
80mm 5
1
1
25 40212520203 QC label
26 40212520206
27 40212520207
28 40312520202
29 40312520203
30 40424021501 PE bag 240*215mm PE04 1
31 40452045001 PE bag 520*450mm PE04 1
32 40502530201
33 40502530202
34 40602530202
35 50425101101
36 50425202102
37 50425303101
38 50825202003
38-1 10125302812
38-2 10725301811
38-3 10725301812
Serial label DVD-K2305-MG04-01（43*12mm）
Carton label DVD-K2305-MG04-03（55*40mm）
Manual DVD-K2305-MG01-01（A5 Russia)
Manual DVD-K2305-MG01-02（A5 English)
Styrofoam
Styrofoam
Carton DVD-K2305-MG02-01（490*425*320mm）
Loader
Remote
Optical pickup OPA-681PHS（Arima）
Front Panel
Assembly
Front panel
Power key
Open key
DVD-2102-MG04-02（Φ20mm）
DV5302-SJ22-01 1
DV5302-SJ22-02 1
Cosmic 8804 1
DVD-K2305-MG10-01 1
DVD-K2305 1
DVD-K2305 1
DV-251 1
DV-251 1
1
4
2/5
1
1
1/5
1
Model No: DVD-K2305.doc
Version 1.0
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