Many of the electric and structural parts used in the set
have special safety properties. In most cases these
properties are difficult to distinguish by sight, and using
replacement parts with higher ratings (rated power and
withstand voltage) does not necessarily guarantee that
safety performance will be poreserved. Parts with safety
properties are indicated as shown below on the wiring
diagrams and parts lists is this service manual. Be sure to
replace them with parts with the designated part number.
(1) Schematic diagrams ......Indicated by the zmark.
(2) Parts lists ......Indicated by the z mark.
Using parts other than the designated
SDUWVFRXOGUHVXOWLQ HOHFWULF VKRFN ¿UHV
or other dangerous situations.
2
DN-V500BD
%JNFOTJPO
3
DN-V500BD
WIRE ARRANGEMENT
If wire bundles are untied or moved to perform adjustment or parts replacement etc., be sure to rearrange them neatly
as they were originally bundled or placed afterward.
Otherwise, incorrect arrangement can be a cause of noise generation.
Wire arrangement viewed from the top
4
DN-V500BD
SPECIFICATIONS
5
DN-V500BD
(Standby:0.8W,Powersaving:0.75W)
4.8kg(10.6lbs)
6
DN-V500BD
LASER BEAM SAFETY PRECAUTIONS
This BD player uses a pickup that emits a laser beam.
Do not look directly at the laser beam coming
from the pickup or allow it to strike against your
skin.
The laser beam is emitted from the location shown in the figure. When checking the laser diode, be sure to keep
your eyes at least 30 cm away from the pickup lens when the diode is turned on. Do not look directly at the laser
beam.
CAUTION: Use of controls and adjustments, or doing procedures other than those specified herein, may result in
hazardous radiation exposure.
Drive Mechanism Assembly
Laser Beam Radiation
Laser Pickup
Turntable
Location: Inside Top of BD mechanism.
7
DN-V500BD
Safety Check after Servicing
Examine the area surrounding the repaired location for damage or deterioration. Observe that screws, parts, and
wires have been returned to their original positions. Afterwards, do the following tests and confirm the specified
values to verify compliance with safety standards.
1. Clearance Distance
When replacing primary circuit components, confirm
specified clearance distance (d) and (d’) between
soldered terminals, and between terminals and
surrounding metallic parts. (See Fig. 1)
Table 1: Ratings for selected area
Chassis or Secondary Conductor
Primary Circuit
AC Line VoltageClearance Distance (d), (d’)
t
120 V
Note: This table is unofficial and for reference only. Be
sure to confirm the precise values.
3mm(d)
t
4mm(d’)
2. Leakage Current Test
Confirm the specified (or lower) leakage current
between B (earth ground, power cord plug prongs) and
externally exposed accessible parts (RF terminals,
antenna terminals, video and audio input and output
terminals, microphone jacks, earphone jacks, etc.) is
lower than or equal to the specified value in the table
below.
Measuring Method (Power ON):
Insert load Z between B (earth ground, power cord plug
prongs) and exposed accessible parts. Use an AC
voltmeter to measure across the terminals of load Z.
See Fig. 2 and the following table.
d'd
Exposed Accessible Part
Z
One side of
B
Power Cord Plug Prongs
Fig. 1
AC Voltmeter
(High Impedance)
Table 2: Leakage current ratings for selected areas
AC Line VoltageLoad ZLeakage Current (i)
2k:RES.
Connected in
parallel
120 V
50k: RES.
Connected in
parallel
Note:This table is unofficial and for reference only. Be sure to confirm the precise values.
id0.7mA AC Peak
id2mA DC
id0.7mA AC Peak
id2mA DC
One side of power cord plug
prongs (B) to:
RF or
Antenna terminals
A/V Input, Output
8
DN-V500BD
Fig. 2
STANDARD NOTES FOR SERVICING
Circuit Board Indications
1. The output pin of the 3 pin Regulator ICs is
indicated as shown.
Top View
Out
2. For other ICs, pin 1 and every fifth pin are
indicated as shown.
Pin 1
3. The 1st pin of every male connector is indicated as
shown.
Pin 1
Input
In
Bottom View
5
10
Pb (Lead) Free Solder
When soldering, be sure to use the Pb free solder.
How to Remove / Install Flat Pack-IC
1. Removal
With Hot-Air Flat Pack-IC Desoldering Machine:
1. Prepare the hot-air flat pack-IC desoldering
machine, then apply hot air to the Flat Pack-IC
(about 5 to 6 seconds). (Fig. S-1-1)
Fig. S-1-1
Instructions for Connectors
1. When you connect or disconnect the FFC (Flexible
Foil Connector) cable, be sure to first disconnect
the AC cord.
2. FFC (Flexible Foil Connector) cable should be
inserted parallel into the connector, not at an
angle.
FFC Cable
Connector
CBA
* Be careful to avoid a short circuit.
2. Remove the flat pack-IC with tweezers while
applying the hot air.
3. Bottom of the flat pack-IC is fixed with glue to the
CBA; when removing entire flat pack-IC, first apply
soldering iron to center of the flat pack-IC and heat
up. Then remove (glue will be melted). (Fig. S-1-6)
4. Release the flat pack-IC from the CBA using
tweezers. (Fig. S-1-6)
CAUTION:
1. The Flat Pack-IC shape may differ by models. Use
an appropriate hot-air flat pack-IC desoldering
machine, whose shape matches that of the Flat
Pack-IC.
2. Do not supply hot air to the chip parts around the
flat pack-IC for over 6 seconds because damage
to the chip parts may occur. Put masking tape
around the flat pack-IC to protect other parts from
damage. (Fig. S-1-2)
9
DN-V500BD
3. The flat pack-IC on the CBA is affixed with glue, so
be careful not to break or damage the foil of each
pin or the solder lands under the IC when
removing it.
With Soldering Iron:
1. Using desoldering braid, remove the solder from
all pins of the flat pack-IC. When you use solder
flux which is applied to all pins of the flat pack-IC,
you can remove it easily. (Fig. S-1-3)
CBA
Masking
Tape
Tweezers
Hot-air
Flat Pack-IC
Desoldering
Machine
Flat Pack-IC
Fig. S-1-2
Flat Pack-IC
2. Lift each lead of the flat pack-IC upward one by
one, using a sharp pin or wire to which solder will
not adhere (iron wire). When heating the pins, use
a fine tip soldering iron or a hot air desoldering
machine. (Fig. S-1-4)
Desoldering Braid
Soldering Iron
Fig. S-1-3
Sharp
Pin
Fine Tip
Soldering Iron
3. Bottom of the flat pack-IC is fixed with glue to the
CBA; when removing entire flat pack-IC, first apply
soldering iron to center of the flat pack-IC and heat
up. Then remove (glue will be melted). (Fig. S-1-6)
4. Release the flat pack-IC from the CBA using
tweezers. (Fig. S-1-6)
Fig. S-1-4
10
DN-V500BD
With Iron Wire:
1. Using desoldering braid, remove the solder from
all pins of the flat pack-IC. When you use solder
flux which is applied to all pins of the flat pack-IC,
you can remove it easily. (Fig. S-1-3)
2. Affix the wire to a workbench or solid mounting
point, as shown in Fig. S-1-5.
3. While heating the pins using a fine tip soldering
iron or hot air blower, pull up the wire as the solder
melts so as to lift the IC leads from the CBA
contact pads as shown in Fig. S-1-5.
4. Bottom of the flat pack-IC is fixed with glue to the
CBA; when removing entire flat pack-IC, first apply
soldering iron to center of the flat pack-IC and heat
up. Then remove (glue will be melted). (Fig. S-1-6)
5. Release the flat pack-IC from the CBA using
tweezers. (Fig. S-1-6)
Note: When using a soldering iron, care must be
taken to ensure that the flat pack-IC is not
being held by glue. When the flat pack-IC is
removed from the CBA, handle it gently
because it may be damaged if force is applied.
Hot Air Blower
2. Installation
1. Using desoldering braid, remove the solder from
the foil of each pin of the flat pack-IC on the CBA
so you can install a replacement flat pack-IC more
easily.
2. The “●” mark on the flat pack-IC indicates pin 1.
(See Fig. S-1-7.) Be sure this mark matches the
pin 1 on the PCB when positioning for installation.
Then presolder the four corners of the flat pack-IC.
(See Fig. S-1-8.)
3. Solder all pins of the flat pack-IC. Be sure that
none of the pins have solder bridges.
Example :
Pin 1 of the Flat Pack-IC
is indicated by a " " mark.
Fig. S-1-7
To Solid
Mounting Point
CBA
Tweezers
Iron Wire
Soldering Iron
Fig. S-1-5
Fine Tip
Soldering Iron
Flat Pack-IC
or
Presolder
Flat Pack-IC
CBA
Fig. S-1-8
Fig. S-1-6
DN-V500BD
11
Instructions for Handling Semiconductors
Electrostatic breakdown of the semi-conductors may
occur due to a potential difference caused by
electrostatic charge during unpacking or repair work.
1. Ground for Human Body
Be sure to wear a grounding band (1 M:) that is
properly grounded to remove any static electricity that
may be charged on the body.
2. Ground for Workbench
Be sure to place a conductive sheet or copper plate
with proper grounding (1 M:) on the workbench or
other surface, where the semi-conductors are to be
placed. Because the static electricity charge on
clothing will not escape through the body grounding
band, be careful to avoid contacting semi-conductors
with your clothing.
<Incorrect>
<Correct>
1MΩ
CBA
Grounding Band
1MΩ
CBA
Conductive Sheet or
Copper Plate
12
DN-V500BD
CABINET DISASSEMBLY INSTRUCTIONS
1. Disassembly Flowchart
This flowchart indicates the disassembly steps to gain
access to item(s) to be serviced. When reassembling,
follow the steps in reverse order. Bend, route, and
dress the cables as they were originally.
(1) Identification (location) No. of parts in the figures
(2) Name of the part
(3) Figure Number for reference
(4) Identification of parts to be removed, unhooked,
unlocked, released, unplugged, unclamped, or
desoldered.
P = Spring, L = Locking Tab, S = Screw,
CN = Connector
* = Unhook, Unlock, Release, Unplug, or Desolder
e.g. 2(S-2) = two Screws (S-2),
2(L-2) = two Locking Tabs (L-2)
(5) Refer to “Reference Notes.”
About tightening screws
When tightening screws, tighten them with the
following torque.
Torque
0.45 ± 0.05 N·m
3
p
13
DN-V500BD
Reference Note
1. How to remove tray panel
1) Connect the wall plug to an AC outlet and press
the [ A] button to open the tray.
2) To lift up, the tray panel is removed.
3) Press the [ A] button again to close the tray.
4) Press the [ON/STANDBY] button to turn the
power off.
5) Unplug an AC cord.
2. CAUTION 1: Locking Tabs (L-1) and (L-2) are
fragile. Be careful not to break them.
3. The BD Main CBA & BD Mechanism Assembly
is adjusted as a unit at factory. Therefore, do
not disassemble it. Replace the BD Main CBA
& BD Mechanism Assembly as a unit.
(S-1)
[1] Top Cover
(S-1)
CN2002
[4] Front A CBA
(S-2)
(L-1)
[2] Tray Panel
(S-2)
(L-2)
(L-1)
(S-3)
(S-2)
[5] Front B
CBA
(S-3)
CN3001
(S-1)
Fig. D1
(S-4)
(S-5)
[3] Front Assembly
(S-6)
CN5001
[7] SD CBA
[6] Front Bracket
(S-4)
Fig. D2
14
DN-V500BD
Fig. D3
(S-16)
[8] Rear Panel
CN5501
[11] RS232C
CBA
[9] Motor DC Fan
(S-7)
(S-13)
CN1001
(S-12)
(S-7)
(S-11)
(S-7)
[10] Inlet CBA
CN1006
(S-10)
(S-14)
(S-7)
(S-8)
(S-9)
Fig. D4
[13] Video CBA
[14] AV PCB Bracket
[15] *BD Main CBA
& BD Mechanism
Assembly
[16] Loader
Bracket
(S-17)
(S-18)
CN7101
CN6001
CN7601
(S-19)
(S-15)
CN2008
CN2005
[12] Audio CBA
CN2007
Fig. D5
* See Reference Notes 3.
(S-20)
[17] Power Supply
CBA
[18] Power Holder
Fig. D6
(S-21)
(S-22)
15
DN-V500BD
Fig. D7
3. How to Eject Manually
1. Remove the Top Cover.
2. Insert a screwdriver, etc. into the straightly so that the Portion A is pushed.
3. Pull the tray out manually and remove a disc.
Portion A
Screwdriver,
hexagon wrench
16
DN-V500BD
HOW TO INITIALIZE THE BLU-RAY DISC PLAYER
To put the program back at the factory-default,
initialize the BD player as the following procedure.
1. Turn the power on.
2. Remove the disc on the tray and close the tray.
3. Press [1], [2], [3], [4], and [DISPLAY] buttons on
the remote control unit in that order.
Fig. a appears on the screen.
"
" differ depending on the models.
*******
Version Info
F/W Name
Version
Region
: *******
: *.***
: *-*
EXIT <POWER>EEPROM CLEAR <STOP>
Fig. a
4. Press [ C ] button on the remote control unit.
Fig. b appears on the screen and Fig. c appears
on the VFD.
"
" differ depending on the models.
*******
Version Info
F/W Name
Version
Region
EEPROM CLEAR : OK
: *******
: *.***
: *-*
EXIT <POWER>EEPROM CLEAR <STOP>
Fig. b
Fig. c
5. To exit this mode, press [POWER OFF] button.
17
DN-V500BD
FIRMWARE RENEWAL MODE
Note: The file extension of the available firmware is
“b20”.
1. Turn the power on and remove the disc on the tray
and close the tray.
2. To put the BD player into version up mode, press
[9], [8], [7], [6], and [POP UP MENU/MENU]
buttons on the remote control unit in that order.
The tray will open automatically.
Fig. a appears on the screen and Fig. b appears
on the VFD.
"
" differs depending on the models.
*******
F/W VERSION UP MODEF/W Name: ******* Ver. *.***
Please insert a Disc
for F/W Version Up
Fig. a Version Up Mode Screen
Fig. b VFD in Version Up Mode
3. Load the disc for version up.
4. The BD player enters the F/W version up mode
automatically. Fig. c appears on the screen and
Fig. d appears on the VFD. Make sure to insert the
proper F/W for the state of this model.
"
" differs depending on the models.
*******
F/W VERSION UP MODEF/W Name: ******* Ver. *.***
1. ALL
(*1)
Ver. *.*** ************A*.b20
Now Loading...
The appearance shown in (*1) of Fig. c is
described as follows:
No.AppearanceState
1Now Loading... Loading the disc
Sending files into the
2Reading...
memory.
After reading, automatically
the tray opens.
Writing new version data,
3See FL Display
the progress will be displayed
as shown in Fig. e.
Fig. e VFD in Vresion Up Mode
5. After programming is finished, the checksum on
the VFD (Fig. f).
Fig. f
VFD upon Finishing the Programming Mode (Example)
Checksum appears on the VFD then the tray will
open automatically. Remove the disc on the tray.
At this time, no button is available.
6. Unplug the AC cord from the AC outlet. Then plug
it again.
7. Turn the power on.
8. Press [1], [2], [3], [4], and [DISPLAY] buttons on
the remote control unit in that order.
Fig. g appears on the screen.
"
" differ depending on the models.
*******
Version Info
F/W Name
Version
Region
: *******
: *.***
: *-*
EXIT : POWER
Fig. c Programming Mode Screen (Example)
Fig. d VFD in Programming Mode (Example)
EXIT <POWER>EEPROM CLEAR <STOP>
Fig. g
18
DN-V500BD
9. Press [ C ] button on the remote control unit.
Fig. h appears on the screen and Fig. i appears on
the VFD.
"
" differ depending on the models.
*******
Version Info
F/W Name
Version
Region
EEPROM CLEAR : OK
: *******
: *.***
: *-*
EXIT <POWER>EEPROM CLEAR <STOP>
Fig. h
Fig. i
To exit this mode, press [POWER OFF] button.
19
DN-V500BD
FIRMWARE RENEWAL MODE (Network Update)
1. Press [SETUP] button on the remote control unit in
stop mode.
2. Use [
} / O] button to select “CUSTOM”, then
press [ENTER] button.
3. Use [
} / O] button to select “Other”, then press
[ENTER] button.
4. Use [
X / Y] button to select “Network Update”,
then press [ENTER] button.
Confirmation message will appear.
5. Use [
X / Y] button to select “Yes”, then press
[ENTER] button.
NOTE:
If any error message concerning the network
environment appears, please confirm the
setting of your unit according to the error
message. If you need to change any of your
network environmental setting in order to
execute the update, please contact to the
internet service provider.
6. Confirmation message will appear.
Use [
X / Y] button to select “Yes”, then press
[ENTER] button.
The unit will start downloading the latest firmware
version.
7. When the download completes, confirmation
message will appear.
Press [ENTER] button.
The unit will start updating the firmware version.
It may take a while to complete the updating.
(Please wait until “100%” appears on the front
panel display.)
8. After updating finishes, this unit will restart and
open the disc tray automatically.
How to Verify the Firmware Version
1. Turn the power on.
2. Remove the disc on the tray and close the tray.
3. Press [1], [2], [3], [4], and [DISPLAY] buttons on
the remote control unit in that order.
Fig. j appears on the screen.
"
" differ depending on the models.
*******
Version Info
F/W Name
Version
Region
4. To exit this mode, press [POWER OFF] button.
: *******
: *.***
: *-*
EXIT <POWER>EEPROM CLEAR <STOP>
Fig. j
20
DN-V500BD
SERVICE MODE
Service Mode
1st level2nd level3rd levelDescription
1MECHA TEST
2VFD/LED TEST
3ERROR RATE
4LD TEST
CHANNEL
5
TEST
6SD CARD TEST
DEFAULT
7
SETTING
1Tray AgingAging of tray open/close
2TOC ReadTOC reading
3Heat Run
1All OnTurning on all VFD
2All OffTurning off all VFD
1 OffTurning off LD
1LD Power
2Operating Time
1TEST TONE
2Front Lch
3Center
4Front Rch
5Surround Rch
Surround Back
6
Rch
7Surround Back Lch
8Surround Lch
9Sub woofer
2 BDTurning on BD LD
3 DVDTurning on DVD LD
4 CDTurning on CD LD
Center/Subwoofer/
1
Front LR
Surround LR/
2
Surround Back LR
Tray close -> TT1 playback -> TT10
playback -> Tray open -> Tray close
Displaying Error rate, Jitter
during playback
Displaying LD Operation Time (with
clear function)
Default setting
Note: If some test are performed continuously, any error will occur
21
DN-V500BD
Entering Service Mode
In power on condition, no discs and tray close, it will be entered into service mode by the following operation using
the remote controller. However, it will not be entered when Media Select Item is SD Memory.
Service Mode by using remote controller
Press the following buttons on the remote controller in power on condition, no discs and tray close;
[2]->[5]->[8]->[0]->[CLEAR]
Release from Service Mode
Press the [POWER OFF] button to turn off power.
Screen saver/Auto Power Off in Service Mode
These functions are not performed in Service Mode.
After entering, Fig. k appears on the screen and Fig. l appears on the VFD.
* Firmware Version differs depending on the
models, and this indication is one example.
SERVICE MODE
1: MECHA TEST
2: VFD/LED TEST
3: ERROR RATE MEASURE
4: LD TEST
5: CHANNEL TEST
6: SD CARD TEST
7: DEFAULT SETTING
F/W Name :******* Region
Release Ver. :*.***
ADSP1/2 Ver. :---/--- PLD Ver. :--FPGA Ver. :--- I/P Scaler Ver.:---
:*-*
Fig. k Service Mode (Main Menu)
Fig. I Service Mode
Available button in service mode
Buttoncondition
ENTEREnter the next level
POWERTurn the power off (when the service mode is completed)
1~7Enter the selected item (next level)
OTHERNot available
Note: Press the number key to select items. Or, press the cursor button (up/down) to select items and press
[ENTER] button.
INDICATIONDESCRIPTIONREMARK
F/W NameModel NameE5K***D, etc.
RegionBD region - DVD regionA-1, etc.
Release Ver.Release versionD.jpp, etc.
22
DN-V500BD
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