SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
DVD PLAYER
2000September
Digital Media Products Division, Tokai
PRODUCT SAFETY NOTICE
Many electrical and mechanical parts have special safety-related characteristics. These are often not evident from visual
inspection nor can the protection afforded by them necessarily be obtained by using replacement components rated for a
higher voltage, wattage, etc. Replacement parts which have these special safety characteristics are identified in this
Service Manual. Electrical components having such features are identified by marking with a
the parts list in this Service Manual. The use of a substitute replacement component which does not have the same
safety characteristics as the HITACHI recommended replacement one, shown in the parts list in this Service Manual, may
create shock, fire, or other hazards. Product safety is continuously under review and new instructions are issued from
time to time. For the latest information, always consult the current HITACHI Service Manual. A subscription to, or
additional copies for, HITACHI Service Manual may be obtained at a nominal charge from HITACHI SALES
CORPORATION.
on the schematics and
LASER RADIATION
CAUTION
Do not stare at
the laser beam
SAFETY PRECAUTIONS
NOTICE:
Comply with all cautions and safety related notes
located on or inside the cabinet and on the chassis.
1. When replacing a chassis in the instrument, all the
protective devices must be put back in place, such as
barriers, non-metallic knobs, adjustment and
compartment covers/shields, isolation resistors/
capacitors, etc.
2. When service is required, observe the original leadress. Extra precautions should be taken to assure
correct lead dress in the high voltage circuit.
3. Always use the manufacturer's replacement
components. Especially critical components as
indicated on the circuit diagram should not be
replaced by other manufacturer's. Furthermore,
where a short-circuit has occurred, replace those
components that indicate evidence of overheating.
4. Before returning an instrument to the customer, the
service technician must thoroughly test the unit to be
certain that it is completely safe to operate without
danger of electrical shock, and be sure that no
protective device built into the instrument by the
manufacturer has become defective or inadvertently
defeated during servicing. Therefore, the following
checks should be performed for the continued
protection of the customer and service technician.
Leakage Current Cold Check
With the AC plug removed from the AC120V, 60Hz
source, place a jumper across the two plug prongs.
Turn the AC power switch on. Using an insulation
tester (DC500V), connect one lead to the jumpered
AC plug and touch the other lead to exposed metal
parts (antennas, screwheads, metal overlays,
control shafts, etc.), particularly any exposed metal part
having a eturn path to the chassis. Exposed metal
parts having a return path to the chassis should have a
minimum resistor reading of 0.3 Mohm and a maximum
resistor reading of 5 Mohm. Any resistor value below
or above this range indicates an abnormality which
requires corrective action. Exposed metal parts not
having a return path to the chassis will indicate an open
circuit.
Leakage Current Hot Check
Plug the AC line cord directly into a AC120V, 60Hz
outlet (do not use an isolation transformer for this
check).
Turn the AC power switch on. Using a "Leakage
Current Tester", measure for current from all
exposed metal parts of the cabinet (antennas,
screwheads, metal overlays, control shaft, etc.),
particularly an exposed metal part having a return
path to the chassis, to a known ground (earth) (water
pipe, conduit, etc.). Any current measured must not
exceed 0.5 mA.
LEAKAGE CURRENT
TESTER
(READING
SHOULD NOT
BE ABOVE
0.5mA)
DEVICE
UNDER TEST
TEST ALL EXPOSED
METAL SURFACES
2-WIRE CORD
ALSO TEST WITHPLUG
REVERSED(USING AC
ADAPTER PLUG AS
REQUIRED)
GROUND
(EARTH)
AC Leakage Test
ANY MEASUREMENTS NOT WITHIN THE LIMITS
OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL
SHOCK HAZARD AND MUST BE CORRECTED
BEFORE RETURNING THE UNIT TO THE CUSTOMER.
PRODUCT SAFETY NOTICE
Many electrical and mechanical parts have special safetyrelated characteristics. These are often not evident from
visual inspection nor can the protection afforded by them
necessarily be obtained by using replacement
components rated for a higher voltage, wattage, etc.
Replacement parts which have these special safety
characteristics are identified in this Service Manual.
Electrical components having such features are identified
by marking with a
in this Service Manual. The use of a substitute
replacement component which does not have the same
safety characteristics as the HITACHI recommended
replacement one, shown in the parts list in this Service
Manual, may create shock, fire, or other hazards. Product
safety is continuously under review and new instructions
are issued from time to time. For the latest information,
always consult the current HITACHI Service Manual. A
subscription to, or additional copies for, HITACHI Service
Manual may be obtained at a nominal charge from
HITACHI SALES CORPORATION.
on the schematics and the parts list
LASER RADIATION
CAUTION
Do not stare at
the laser beam
Notes When Using Service Manual
The following shows the contents to be noted when using service manual:
1. Value units used in parts list
Certain symbols are indicated below for value units of
resistors, capacitors and coils in parts list. When you read
them note the following regular indications:
Parts
Resistor
Capacitor
Coil
Indication in listRegular indication
...........................................
KOHM
.................................................
UF
.................................................
PF
.................................................
UH
...............................................
MH
k
µF
pF
µH
mH
2. Values in schematic diagrams
The values, dielectric strength (power capacitance) and
tolerances of the resistors (excluding variable resistors)
and capacitors are indicated in the schematic diagrams
using abbreviations.
3. Identifications of sides A/B in
circuit board diagrams
1) Board having a pattern on one side and parts on
both sides.
Side A: Shows discrete parts, viewed from the
pattern side.
Side B: Shows leadless parts, viewed from the
pattern side.
2) Board having patterns on both sides and parts on
both sides.
Side A: Shows parts and patterns which can be
seen when the case is opened.
Side B: Shows parts and the pattern on the back of
side A.
4. Table for indexing locations of parts
This table shows locations of each part on circuit board
diagrams. The locations are indicated using the guide
scales on the external lines of diagrams.
Weight
Overall size
Allowable operating temperature
Allowable operating humidity
AV connector output
This connector provides the video and signals for connection to a colour video TV
monitor (or TV set) which has a "AV CONNECTOR" terminal.
Y output level
P
B output level NTSC
PAL
P
R output level NTSC
PAL
Output terminal
Y output level
C output level NTSC
Digital Analog Converter96KHz/24bit96KHz/24bit
Audio output Connector2ch L/R+5.1ch(US 8pin)2ch L/R+5.1ch(US 8pin)
Digital Audio Output-Opticalx1x1
Digital Audio Output-Coaxialx1(US pin)x1(US pin)
Headphone Jack with Volume Control-----Karaoke-----Mic Jack-----MPEG2 Audio Down -Mix 2chAnalog/LPCMAnalog/LPCM
MPEG2 Multi channelDigitalDigital
Dolby Digital Down-mix 2chAnalog/LPCMAnalog/LPCM
Dolby Digital Multi ChannelAnalog/DigitalAnalog/Digital
OSD Speaker Configuration(Level, Delay)OO
DTS OutputDigitalDigital
Dolby Pro Logic Decode---O
Virtual Surround (Spatializer N-2-2)Analog--WideAnalog---
1 - 2
Dynamic Range CompressionOO
(only Dolby Digital)
MP3 Read------
Playback Features
Jog/Shuttle on Front PanelO--Disc NavigationNew Mark2 : Moving---
Picture(I search) & Quick Title Change
FF2x(IP search),10x,30x,120x(I search)2x(IP search),5‚˜,10x,100x(I search)
Reverse Play, FR1x,2x,10x,30x,120x(I search)1x,2x,5x,10x,100x(I search)
Slow Forward1/8,1/2(full frame)1/8,1/4,1/2(full frame)
Slow Reverse---1/8,1/4,1/2(full frame)
StepForward(full frame), Reverse(I picture)Forward, Reverse(‚†ull Frame)
Parental LookOO
Zoom x2/x4(DVD)OO
Program and Random PlayOVCD,CD only
RepeatA-B, Disc, Title(DVD),A-B(DVD),A-B, Track(VCD, CD)
Japanese)[For U]Japanese)[For U]
OSD Display On/OffOO
Screen SaverOO
Auto Power OffOO
Vacuum Fluorescent Display DimmingBright, Dim, Dark, Auto DimmingLight, Dim, Normal
Opening Logo Screen with SoundO---
Accessories
Remote Control Unitwith Jog/Shuttle & PictureO
Batteries 1pair for Remote ControllerOO
AV cableOO
AC Power CordRound 2P/3P (UK)[For E/E(UK)]Round 2P/3P (UK)[For E/E(UK)]
Flat 2p(U)[For U]Flat 2p(U)[For U]
1 - 3
3. Troubleshooting
3-1. VIDEO CIRCUIT
NO IMAGE
ARE SIGNALS
OUTPUT FROM VIDEO
OUTPUT TERMINAL?
No
ARE SIGNALS
OUTPUT FROM PG2201
pins 17, 15, 13, 11, 9, 7,
3?
No
ARE SIGNALS
OUTPUT FROM
IC2202 pins 35, 33, 29,
28, 25, 24?
No
ARE SIGNALS
IC2202 pins
14, 15, 16, 20, 21?
Ye s
Ye s
Ye s
Ye s
No
CHECK SIGNAL
CABLE/ MONITOR
CHECK VIDEO OUTPUT
SECTOR (PG1302/ J1307/ J1302/
J1306/ J1361) OF JAK PWB
CHECK IC3301/ IC3302 of
JAK PWB
CHECK IC1201/ IC1101/ IC1601
+5V AT IC2202
pins 46, 34, 32, 30, 27,
19, 11, 1 (VDD)?
Ye s
IS VOLTAGE AT
IC2202 pins 44
(RESET) H LEVEL?
Ye s
IS CLOCK IN
IC2202 pin 48?
Ye s
REPLACE IC2202
No
No
No
CHECK POWER
SUPPLY CIRCUIT
CHECK IC1601
CHECK X2201/ R1218
1 - 4
3-2. AUDIO CIRCUIT
NO SOUND
IS THERE
AN IMAGE?
Ye s
ARE IC1501
pins 8, 9, 15, 20
5V?
Ye s
ARE THERE
SIGNALS AT IC1501
pins 1, 2, 3, 5 AND
IC1507 pins 40, 41, 45,
46, 47, 38?
Ye s
ARE THERE
SIGNALS AT IC1501
PINS 13, 16 and
IC1507 pins 9-14?
Ye s
IS Q1505
BASE VOLTAGE
0V?
No
No
No
No
No
BREAKDOWN BEFORE IC1201
ARE IC1506
pin 3 +5V & pin 1 +8V
Ye s
BREAKDOWN OF IC1506
BREAKDOWN OF IC1201
ARE THERE
SIGNALS AT IC1501
pins 26,27,28 and
IC1507 pins 34, 35, 36?
No
No
CHECK IC1506 OR +8V LINE ETC.
CHECK IC1101/ IC1601
Ye s
IS Q1505
COLLECTOR
VOLTAGE
8V?
Ye s
IS IC1501 pin 21
and IC1507 pin 3-6
VOLTAGE 5V?
Ye s
IS Q1507, Q1501
COLLECTOR
VOLTAGE 8V?
Ye s
ARE SIGNALS AT
IC1507-IC1514
pins 7, 8?
Ye s
BREAKDOWN OF
Q1306-Q1311, Q3503, Q3504
BREAKDOWN OF IC1501
No
No
No
No
BREAKDOWN OF Q1505 OR
Q1506 OR D1504
BREAKDOWN OF
IC1501, IC1507
BREAKDOWN OF Q1507, Q1501
BREAKDOWN OF
IC1507-IC1514
1 - 5
4. Self-Diagnosis Function
1. Overview
This DVD player has two types of self-diagnosis function for differing operation methods:
(1) Self-diagnosis started automatically when power is turned on
(2) Self-diagnosis activated when test mode is selected by pressing buttons on player
2. Conditions for engaging self-diagnosis
The following conditions must be satisfied to start and complete self-diagnosis:
(1) No disc loaded.
(2) Power cord unplugged after self-diagnosis is complete.
3. Operation methods and diagnosis items
3.1 Self-diagnosis started automatically when power is turned on
(1) ATAPI bus not yet connected
If DVD-ROM drive is not connected, “Err 0009” will appear in the display of player.
Unplug the power cord and check the connection of ATAPI cable.
(2) When program is not yet stored in flash memory on DEC board:
Tray will open, close and then open.
Unplug the power cord and check the DEC board.
3.2 Self-diagnosis engaged by pressing the buttons on player
3.2.1 Simultaneously hold down the SKIP >> and POWER buttons on player for 5 seconds, and then press the PLAY button.
The player will enter the automatic DEC board self-diagnosis mode.
If the DEC board is normal, “0001” will appear in the display for 2 seconds, and then “0002” for 2 seconds: This indication will
be repeated.
If error is detected, “Err 01” or “Err 02” will appear.
Err 01: R/W error, 4 Mbit connected to SH
Err 02: R/W error, 32 Mbit connected to ZIVA
Self-diagnosis will stop when it first detects error.
That is, if “Err 01” is displayed, item for “Err 002” will not be diagnosed.
3.2.2 Simultaneously hold down the << SKIP and POWER buttons on player for 5 seconds.
The player will enter the selective DEC board self-diagnosis mode.
When this mode is entered, the appropriate menu should appear on the TV screen.
If this screen does not appear, there is a problem in the display system: Carefully check the circuits related to video encoder.
TEST MENU
VIDEO DAC
BUTTON CODE
COLOR BAR
AUDIO DACFL FR C SL SR SUB
STRING TEST
To change diagnosis items, while holding down the SKIP << button on player, press the POWER button.
The following describes each diagnosis item:
(1) VIDEO DAC
If the TEST MENU screen appears, this item is judged normal.
Indication in display: 10 00010
(2) BUTTON CODE
The codes of buttons on remote control and player will appear in the display.
Indication in display: 20
(However, the codes of POWER button and a simultaneously pressed button are excluded.)
***** (*****
: 5-digit button code)
1 - 6
The codes of buttons with the same functions are identical:
5) PAL (RGB on) standard playback
Indication in display: 30 0004
Pressing SKIP >> at this time will return to 1).
0041400404004000040300413
(4) AUDIO DAC
White noise is output from each audio channel.
Indication in display: 40
Each time SKIP >> is pressed, the audio output channel will switch as follows:
FL -> FR -> C -> SL -> SR -> SUB -> FL -> ...
Each time SKIP << is pressed, the audio output channel will switch as follows:
SUB -> SR -> SL -> C -> FR -> FL -> SUB -> ...
(5) STRING TEST
The on-screen information (OSD) used by DVD player is displayed.
Indication in display: 50
Each time SKIP >> is pressed, the contents of string will switch as follows:
OPEN -> CLOSE -> PLAY -> STOP -> PAUSE -> TITLE -> CHAPTER -> ...
Each time SKIP << is pressed, the contents of string will switch as follows:
CHAPTER -> TITLE -> PAUSE -> STOP -> PLAY -> CLOSE -> OPEN -> ...
1 - 7
4. Miscellaneous
4.1 Flash ROM software version display, error display, etc.
Press the VIRTUAL SURROUND button on player and, while holding it down, simultaneously press and hold down the
POWER button for 5 seconds.
The software version of flash ROM will appear (P00xx, xxx).
Pressing the cursor up/down buttons on remote control or player will display the player internal data.
The cursor left/right buttons on remote control or player are used for P00 (-P5) <-> P10 (-19) and P10 (-19) <-> P20 (-P99).
The following table lists the player internal data (however, not all items are supported):
#FunctionDisplayContent
1Software versionP00 XX.XXXFlash ROM version area is read and displayed
2Player regionP01 XXSetup and NTSC/PAL are initialized for each destination.
3Model No.P02 abcde-----4Microcode versionP03 XXXYYXXX: Version; YY: Revision (a-z = 1-26)
5SH microprocessor ROM version P04 XX.XXXSH7020 mask ROM version
6-P 5 ---------7-P11~P19-----8Cause of unplayabilityOP20 XXXXXPossible reasons that “no PLAY” appears are displayed.
9-P21-----10 Drive informationP22 XXXXXInformation on drive is displayed
11 -P23 ---------12 -P26~P99------
4.2 If “no PLAY” appears in the display
The following lists the possible causes of “no PLAY” display (and “Disc Error” in OSD):
a-f of “aP20 bcdef” that appears in the display are defined in bits (displayed in octal notation).
#DisplayContent
1aP20 XXXXXbit0: UDF error
bit1: Drive time-out error
2XP20 bXXXXbit0: VCD auto-stop 1 (reserved)
bit1: VCD auto-stop 2 (reserved)
bit2: No disc
3XP20 XcXXXbit0: PAL disc cannot be played since NTSC video output has been set.
bit1: NM auto-stop 1 (disc can be played again)
bit2: NM auto-stop 2
4XP20 XXdXXbit0: VMG1 acquisition error
bit1: Drive error
bit2: Version manager error (CD-I, PC software CD-ROM, upgraded CD-R)
5XP20 XXXeXbit0: Disc format
bit1: Region code acquisition error
bit2: Region code of player does not match that of disc.
6XP20 XXXfbit0: Reserved
bit1: Authentication error (disc or title key)
bit2: Disc acquisition error
1 - 8
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