PIONEER CORPORATION 4-1, Meguro 1-chome, Meguro-ku, Tokyo 153-8654, Japan
PIONEER ELECTRONICS (USA) INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER EUROPE NV Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER CORPORATION 2002
PDP-503PC
PLASMA DISPLAY
PDP-503PC
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
ModelTypePower RequirementRemarks
PDP-503PCTAXQAC110 - 240V
This service manual should be used together with the following manual(s).
Model No.Order No.Remarks
PDP-503PCARP3135SCHEMATIC DIAGRAM and PCB DIAGRAM
ORDER NO.
ARP3134
This product is component of system.
ComponentSystemService ManualRemarks
Plasma Display SystemPDP-503HDC Media ReceiverPDP-R03CARP3132
Plasma DisplayPDP-503PCARP3134This Service Manual
For details, refer to "Important symbols for good services" on the next page.
ARP3135
T-ZZY SEPT. 2002 printed in Japan
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SAFETY INFORMATION
A
This service manual is intended for qualified service technicians ; it is not meant for the casual
do-it-yourselfer. Qualified technicians have the necessary test equipment and tools, and have been
trained to properly and safely repair complex products such as those covered by this manual.
Improperly performed repairs can adversely affect the safety and reliability of the product and may
void the warranty. If you are not qualified to perform the repair of this product properly and safely,
you should not risk trying to do so and refer the repair to a qualified service technician.
WARNING
This product contains lead in solder and certain electrical parts contain chemicals which are known to the state of California to
cause cancer, birth defects or other reproductive harm.
B
NOTICE
(FOR CANADIAN MODEL ONLY)
Fuse symbols (fast operating fuse) and/or (slow operating fuse) on PCB indicate that replacement parts
must be of identical designation.
REMARQUE
(POUR MODÈLE CANADIEN SEULEMENT)
Les symboles de fusible (fusible de type rapide) et/ou (fusible de type lent) sur CCI indiquent que les pièces
de remplacement doivent avoir la même désignation.
C
Health & Safety Code Section 25249.6 - Proposition 65
SAFETY PRECAUTIONS
NOTICE : Comply with all cautions and safety related notes
located on or inside the cabinet and on the chassis.
The following precautions should be observed :
1. When service is required, even though the PDP UNIT an
isolation transformer should be inserted between the power line
and the set in safety before any service is performed.
D
2. When replacing a chassis in the set, all the protective devices
must be put back in place, such as barriers, nonmetallic knobs,
adjustment and compartment covershields, isolation resistorcapacitor, etc.
3. When service is required, observe the original lead dress. Extra
precaution should be taken to assure correct lead dress in the
high voltage circuitry area.
4. Always use the manufacture's replacement components.
Especially critical components as indicated on the circuit
diagram should not be replaced by other manufacture's.
Furthermore where a short circuit has occurred, replace those
E
components that indicate evidence of overheating.
5. Before returning a serviced set 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 set by the
manufacture has become defective, or inadvertently defeated
during servicing. Therefore, the following checks should be
performed for the continued protection of the customer and
servicetechnician.
6. Perform the following precautions against unwanted radiation
and rise in internal temperature.
• Always return the internal wiring to the original styling.
• Attach parts (Gascket, Ferrite Core, Ground, Rear Cover,
Shield Case etc.) surely after disassembly.
7. Perform the following precautions for the PDP panel.
• When the front case is removed, make sure nothing hits the
panel face, panel corner, and panel edge (so that the glass does
not break).
• Make sure that the panel vent does not break. (Check that the
cover is attached.)
• Handle the FPC connected to the panel carefully.
Twisting or pulling the FPC when connecting it to the
connector will cause it to peel off from the panel.
8. Pay attention to the following.
• When the front case is removed, infrared ray is radiated and
may disturb reception of the remote control unit.
• Pay extreme caution when the front case and rear panel are
removed because this may cause a high risk of disturbance to
TVs and radios in the surrounding.
F
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PDP-503PC
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Leakage Current Cold Check
With the AC plug removed from an AC power source, place a
jumper across the two plug prongs. Turn the AC power switch on.
Using an insulation tester (DC 500V), connect one lead to the
jumpered AC plug and touch the other lead to each exposed metal
part (input/output terminals, screwheads, metal overlays, control
shafts, etc.), particularly any exposed metal part having a return
path to the chassis. Exposed metal parts having a return path to
the chassis should have a minimum resistor reading of 0.3MΩ
and a maximum resistor reading of 5MΩ. 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 an AC power source (do not
use an isolation transformer for this check).
Turn the AC power switch on.
Using a "Leakage Current Tester (Simpson Model 229
equivalent)", measure for current from all exposed metal parts of
the cabinet (input/output terminals, screwheads, metal overlays,
control shaft, etc.), particularly any exposed metal part having a
return path to the chassis, to a known earth ground (water pipe,
conduit, etc.). Any current measured must not exceed 0.5mA.
ANY MEASUREMENTS NOT WITHIN THE LIMITS
OUTLINED ABOVE ARE INDICATIVE OF A POTENTIAL
SHOCK HAZARD AND MUST BE CORRECTED BEFORE
RETURNING THE SET TO THE CUSTOMER.
PRODUCT SAFETY NOTICE
Many electrical and mechanical parts in PIONEER set have
special safety related characteristics. These are often not evident
from visual inspection nor the protection afforded by them
necessarily can be obtained by using replacement components
rated for 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 on the schematics and on the parts list in this
Service Manual.
The use of a substitute replacement component which dose not
have the same safety characteristics as the PIONEER
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 PIONEER Service Manual. A subscription to,
or additional copies of, PIONEER Service Manual may be
obtained at a nominal charge from PIONEER.
Leakage
current
tester
Reading should
not be above
0.5mA
Device
under
test
Test all
exposed metal
surfaces
Also test with
plug reversed
(Using AC adapter
plug as required)
Earth
ground
AC Leakage Test
A
B
C
D
E
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Charged Section
The places where the commercial AC power is used without
passing through the power supply transformer.
A
If the places are touched, there is a risk of electric shock. In
addition, the measuring equipment can be damaged if it is
connected to the GND of the charged section and the GND of the
non-charged section while connecting the set directly to the
commercial AC power supply. Therefore, be sure to connect the
set via an insulated transformer and supply the current.
1. AC Power Cord
2. AC Inlet with Filter
3. Power Switch (S1)
4. Fuse (In the SW POWER SUPPLY Module)
B
5. STB Transformer and Converter Transformer
(In the SW POWER SUPPLY Module)
6. Other primary side of the SW POWER SUPPLY Module
C
SCAN (A)
Assy
Y DRIVE
Assy
High Voltage Generating Point
The places where voltage is 100V or more except for the charged
places described above. If the places are touched, there is a risk of
electric shock.
1. SW POWER SUPPLY Module ...................................... (225V)
2. X DRIVE Assy ............................................... (–300V to 225V)
3. Y DRIVE Assy ................................................................ (355V)
6. X CONNECTOR (A) Assy ............................ (–300V to 225V)
7. X CONNECTOR (B) Assy ............................ (–300V to 225V)
: Part is Charged Section.
: Part is the High Voltage Generating Points
other than the Charged Section.
Top
SCAN (B)
Assy
D
∗ Remove the IF Earth Metal (No.14 on the page 25)
beforehand when inclines the power supply unit
as the right figure.
E
SW POWER SUPPLY
Module
AC Inlet with Filter
Power Cord
Front
X CONNECTOR (A)
Assy
X DRIVE
Assy
X CONNECTOR (B)
Assy
Power Switch
(S1)
Fig.1 Charged Section and High Voltage Generating Point (Rear View)
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PDP-503PC
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[ Important symbols for good services ]
In this manual, the symbols shown-below indicate that adjustments, settings or cleaning should be made securely.
When you find the procedures bearing any of the symbols, be sure to fulfill them:
A
1. Product safety
You should conform to the regulations governing the product (safety, radio and noise, and other regulations), and
should keep the safety during servicing by following the safety instructions described in this manual.
2. Adjustments
To keep the original performances of the product, optimum adjustments or specification confirmation is indispensable.
In accordance with the procedures or instructions described in this manual, adjustments should be performed.
3. Cleaning
For optical pickups, tape-deck heads, lenses and mirrors used in projection monitors, and other parts requiring cleaning,
proper cleaning should be performed to restore their performances.
B
4. Shipping mode and shipping screws
To protect the product from damages or failures that may be caused during transit, the shipping mode should be set or
the shipping screws should be installed before shipping out in accordance with this manual, if necessary.
5. Lubricants, glues, and replacement parts
Appropriately applying grease or glue can maintain the product performances. But improper lubrication or applying
glue may lead to failures or troubles in the product. By following the instructions in this manual, be sure to apply the
prescribed grease or glue to proper portions by the appropriate amount.For replacement parts or tools, the prescribed
ones should be used.
3.1.3 DIGITAL VIDEO ASSY.......................................................................................................................34
3.1.4 X DRIVE ASSY.................................................................................................................................. 35
3.1.5 Y DRIVE ASSY .................................................................................................................................. 36
3.1.6 SUB ADDRESS A and B ASSYS ...................................................................................................... 38
4. PCB CONNECTION DIAGRAM ..........................................................................................(Refer to ARP3135)
5. PCB PARTS LIST ........................................................................................................................................... 46
7.2 IC INFORMATION.................................................................................................................................... 88
• Design and specifications are subject to change without notice.
ItemModel: PDP-503PC
Number of Pixels1280 × 768 pixels
Audio Amplifier12 W + 12 W (10% distortion)
Power RequirementAC 110–240 V, 50/60 Hz, 371 W (0.8 W Standby)
Dimensions1218 (W) × 714 (H) × 98 (D) mm [47
31/32 (W) × 281/8 (H) × 37/8 (D) inch]
Weight38.9 kg (85.8 lbs)
Accessories
Power Cord, Cleaning Cloth, Three speed clamps, Three bead bands
5678
1. SPECIFICATIONS
A
B
C
D
PDP-503PC
56
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2. EXPLODED VIEWS AND PARTS LIST
NOTES:
A
2.1 PACKING
B
C
Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List.
The mark found on some component parts indicates the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of identical designation.
Screws adjacent to mark on product are used for disassembly.
For the applying amount of lubricants or glue, follow the instructions in this manual.
(In the case of no amount instructions, apply as you think it appropriate.)
1CLAMP A AssyAWZ6738
2CLAMP B AssyAWZ6739
3CLAMP C AssyAWZ6740
4CLAMP D AssyAWZ6741
NSP 5Panel Chassis (50) AssyAWU1066
[Refer to "2.14 PANEL CHASSIS (50) ASSY".]
Please order the PDP Service Assy 503 (AWU1040) when replacing the Chassis block.
PDP Service Assy 503 is all common use parts of for business, public use and module.
Supply it by the state that installed Circuit Board Spacer (AEC1872) and Wire Saddle (AEC1904) as follows.
Therefore need to remove it in accordance with model.
Confirm character carved a seal near the parts, and remove it.
P: Public exclusive use
W : Module exclusive use
PW : Common use of public use and module
∗ In case of this unit, the parts that "W" is marked removes all.
Wire Saddle
(AEC1904)
(There is marking of "P" nearby.)
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A
B
C
D
E
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3. BLOCK DIAGRAM AND SCHEMATIC DIAGRAM
3.1 BLOCK DIAGRAM
3.1.1 OVERALL DIAGRAM
A
B
C
D
E
DriverICDriver
VADR2
CLA1
CLAMP A
ASSY
SCAN (A) ASSY
(UPPER)
SCAN (B) ASSY
(LOWER)
FRONT KEY
ASSY
IC
ADR CONNECT A
ASSY
CLAMP
IC5
VCC_VH
IC6201
ADD
PSUS
SEL_PULSE
IC5
VCC_VH
IC6202
ADD
SEL_PULSE
IC5
VCC_VH
IC6203
ADD
SEL_PULSE
IC5
VCC_VH
IC6204
ADD
SEL_PULSE
IC5
VCC_VH
IC6205
ADD
SEL_PULSE
IC5
VCC_VH
IC6206
ADD
SEL_PULSE
SEL_PULSE
SEL_PULSE
SEL_PULSE
SEL_PULSE
SEL_PULSE
SEL_PULSE
FRONT KEY CONN
ASSY
IC5
IC6001
ADD
IC5
IC6002
ADD
IC5
IC6003
ADD
IC5
IC6004
ADD
IC5
IC6005
ADD
IC5
IC6006
ADD
VCC_VH
SCAN
VCC_VH
VCC_VH
VCC_VH
VCC_VH
VCC_VH
SCAN
PSUS
DriverICDriver
IC
DriverICDriver
AA1
Y DRIVE ASSY
Y4
PSUS
VCC_VH
V_IC5V
Y3
VCC_VH
V_IC5V
Y5
PSUS
Y6
IC
DriverICDriver
IC
CLK/LE
IC6501
Buffer IC
VC_VF+ VC_VF- V_OFS VCC_VH V_IC5V
DC/DC Conv.
VCP
Y-SUS
MASK
Block
VCP
Y-SUS
MASK
Block
Scan Signal
VC_VF+
Block
+5V +15V
VSUS
IC2206
Pulse Module
+15V VSUS
+Reset Block
+5V +15V VSUS
IC2204
Pulse Module
+15V
Soft-D
Block
VC_VF- V_OFS
Offset
Block
V_IC5V
Photo Coupler
Block
DriverICDriver
THERMAL
SENSOR
ASSY
Drive
Signal
Drive
Signal
IC
VADR2
BGA1
BRIDGE A
ASSY
TE1
Y1
Y2
Logic
Block
VADR2
CLAMP
DriverICDriver
IC
DriverICDriver
IC
ADR CONNECT B
ASSY
AB1
D8D9D16
D1
+12V
V+5V_STB
+12V
DC/DC Conv.
V+3V
IC1703
XY Drive
Gen.
Sub-Field Conv.
TXD/RX
Module
DIGITAL VIDEO
ASSY
KL_U0:2
XDRV_SIG
ADL_LE_UL
ADL_LE_DL
V+3V
X180
Clock
Gen.
IC1301 (IC31 L)
Sub-Field Conv.
for Left with Field Memory
V+3V
IC1101
Panel UCOM
+12V
D18
D6
Sequence Pattern
YDRV_SIG
SCAN_SIG
V+3V_I
V+2V_I
IC1401 (IC31 R)
for Right with Field Memory
ADCLK_DR
V+5V_STB
IC120
Module
UCOM
D13D12
DriverICDriver
IC
ADR RESONANCE
ASSY
V+5V
V+3V
V+2V
V+3V_IC
V+2V_IC
V+3V
IC119
Flash
ROM
DriverICDriver
IC
CLK/LE
IC6601
Buffer IC
SUB ADDRESS A
ASSY
D10
D11
V+2V
V+3V
V+5V_STB
D15
D14
D2
BA2:9
BB2:9
GA2:9
GB2:9
RA2:9
RB2:9
TXD0/RX0
RE
LED_SIG
I2
D3D17
DriverICDriver
K2
K1
SAA3
+60
SAA1SAA2
D7
D4
IC
VADR2
Q6706 - Q6711
VADR Gen.
ADR_CO
F
30
SW21KL21 KL22
IR (P)
ASSY
RE1
CLAMP C
ASSY
CLC1
CLAMP
VADR2
Driver
Driver
IC
IC
1234
ADR CONNECT D
ASSY
DriverICDriver
IC
AD1
DriverICDriver
SUB ADDRESS B
ASSY
ADR RESONANCE
DriverICDriver
ASSY
IC
CLK/LE
IC6801
Buffer IC
DriverICDriver
BRIDGE C
ASSY
BGC1
IC
VADR2
CLAMP
VADR2
IC6901
Buffer IC
CLK/LE
IC
DriverICDriver
IC
DriverICDriver
DriverICDriver
ADR CONNECT C
ASSY
IC
DriverICDriver
AC1
IC
SAB1SAB2
+60
SAB3
K2
IC
DriverICDriver
K1
ADR_CO
Q6706 - Q6711
VADR Gen.
VADR2
IC
PDP-503PC
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Note : When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or "PCB PARTS LIST".
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
8 bit video signal
Clock
Data enable
Horizontal sync. signal
Vertical sync. signal
I2C bus
Front key signal 1
MDR connecttion Detect signal
MR relay control
Audio mute
System activation detect
SiI861 I2C bus master infomation
Not used
Not used
System activation signal
Front key signal 2
I2C bus
Green LED control signal
232C bus
Red LED control signal
232C bus
I2C for DDC
Remote control signal
I2C for DDC
V: 10V/div. H: 2msec/div.(Input : VIDEO, Signal : Color bar)
CH1
CH2
CH3
CH1
CH2
CH1
CH2
CH1
CH2
CH1
CH2
CH1
CH2
CH1
CH2
H :
500nsec/div
H :
2msec/div
H :
500nsec/div
H :
2msec/div
H :
500nsec/div
H :
2msec/div
H :
500nsec/div
H :
2msec/div
H :
500nsec/div
H :
2msec/div
H :
500nsec/div
H :
2msec/div
H :
500nsec/div
GND
GND
GND
GND
GND
GND
CH1
CH2
CH3
CH1
CH2
CH3
GND
CH1
CH2
CH3
GND
GND
GND
CH1
CH2
CH3
GND
GND
GND
CH1
CH1
CH2
CH2
CH3
CH3
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
CH1
CH2
CH3
CH1
CH2
CH3
GND
GND
GND
GND
GND
GND
CH1
CH2
CH3
CH1
CH2
CH3
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
GND
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A
B
C
D
E
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AUDIO SECTION
A
Measurement condition
Video Input Signal : FULL FIELD COLOR-BAR
Audio Input Signal : 1kHz Sine Carve 0.2Vrms
Volume: 60 (MAX)
AV Selection : STANDARD
SRS: OFF
Caution in the measurement
Audio Power Amp. (IC5002: LA4628) on the AUDIO AMP Assy is BTL system, and,
as for the power amplifier and the speaker output, ± poles becomes hot for the
ground. Therefore be careful not to connect the measuring instrument as the following
figures. (Power amplifier may be damaged.)
FOCUS: OFF
Oscilloscope
CH1 CH2
GND and the speaker output (- side) becomes
a short state on the oscilloscope.
B
1
Measurement
Point
AUDIO AMP
ASSY
etc.
7
10
SP TERMINAL
ASSY
Wrong connection example
AUDIO AMP ASSYSP TERMINAL ASSY
C
CN5001 - pin 4 (L) ↔ GND
1
V: 0.1V/div. H: 0.2msec/div.
IC5002 - pin 1 (IN1) ↔ GND
4
V: 0.1V/div. H: 0.2msec/div.
J5003 - pin 5 (L+) ↔ pin 6 (L–)
7
V: 2V/div. H: 0.2msec/div.
CN5301 - pin 1 (L+) ↔ GND
8
V: 1V/div. H: 0.2msec/div.
Speaker
4.4V
D
E
IC5202 - pin 14 (LOUT) ↔ GND
2
V: 0.1V/div. H: 0.2msec/div.
IC5201 - pin 19 (FOCUSOUTL) ↔ GND
3
V: 0.1V/div. H: 0.2msec/div.
5.8V
5.9V
J5003 - pin 5 (L+) ↔ GND
5
V: 1V/div. H: 0.2msec/div.
J5003 - pin 6 (L–) ↔ GND
6
V: 1V/div. H: 0.2msec/div.
1.6V
7.3V
7.3V
0V
CN5301 - pin 2 (L–) ↔ GND
9
V: 1V/div. H: 0.2msec/div.
CN5301 - pin 1 (L+) ↔ pin 2 (L–)
10
V: 2V/div. H: 0.2msec/div.
7.3V
7.3V
0V
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Page 45
Sustain Waveforms
Sustain Waveform (1 field)
Drive Pulse Waveforms
ch 1 : K3107 (X.PSUS) - K3201 (SUSGND)
V: 100V/div. H: 2msec/div.
ch 2 : K2220 (Y.PSUS) - K2219 (SUSGND)
V: 100V/div. H: 2msec/div.
Sustain Waveform
ch 1 : K2220 (Y.PSUS) - K2219 (SUSGND)
V: 100V/div. H: 500nsec/div.
ch 2 : K2028 (YSUS_U) - K2024 (DGND)
V: 10V/div. H: 500nsec/div.
ch 3 : K2027 (YSUS_B) - K2024 (DGND)
V: 10V/div. H: 500nsec/div.
ch 4 : K2029 (YSUS_D) - K2024 (DGND)
V: 10V/div. H: 500nsec/div.
ch 5 : K2037 (YSUS_G) - K2024 (DGND)
V: 10V/div. H: 500nsec/div.
Sustain Waveform (1 field)
ch 1 : K3107 (X.PSUS) - K3201 (SUSGND)
V: 50V/div. H: 1µsec/div.
ch 2 : K2220 (Y.PSUS) - K2219 (SUSGND)
V: 50V/div. H: 1µsec/div.
Sustain Waveform (1 sub-field)
ch 1 : K3107 (X.PSUS) - K3201 (SUSGND)
V: 100V/div. H: 500µsec/div.
ch 2 : K2220 (Y.PSUS) - K2219 (SUSGND)
V: 100V/div. H: 500µsec/div.
Sustain Waveform (sustain)
ch 1 : K3107 (X.PSUS) - K3201 (SUSGND)
V: 50V/div. H: 5µsec/div.
ch 2 : K2220 (Y.PSUS) - K2219 (SUSGND)
V: 50V/div. H: 5µsec/div.
Sustain Waveform (sustain)
ch 1 : K3107 (X.PSUS) - K3201 (SUSGND)
V: 50V/div. H: 2µsec/div.
ch 2 : K2220 (Y.PSUS) - K2219 (SUSGND)
V: 50V/div. H: 2µsec/div.
Sustain Waveform (reset pulse)
ch 1 : K3107 (X.PSUS) - K3201 (SUSGND)
V: 100V/div. H: 5µsec/div.
ch 2 : K2220 (Y.PSUS) - K2219 (SUSGND)
V: 100V/div. H: 5µsec/div.
Y Drive Pulse Control Waveform
(1 field)
ch 1 : K2220 (Y.PSUS) - K2219 (SUSGND)
V: 100V/div. H: 2msec/div.
ch 2 : K2039 (YCP_MSK) - K2024 (DGND)
V: 10V/div. H: 2msec/div.
ch 3 : K2040 (YSUS_MSK) - K2024 (DGND)
V: 10V/div. H: 2msec/div.
ch 4 : K2041 (OFS) - K2024 (DGND)
V: 10V/div. H: 2msec/div.
ch 5 : K2053 (SOFT_D) - K2024 (DGND)
V: 10V/div. H: 2msec/div.
Y Drive Pulse Control Waveform
(1 sub-field)
ch 1 : K2220 (Y.PSUS) - K2219 (SUSGND)
V: 100V/div. H: 50µsec/div.
ch 2 : K2039 (YCP_MSK) - K2024 (DGND)
V: 10V/div. H: 50µsec/div.
ch 3 : K2040 (YSUS_MSK) - K2024 (DGND)
V: 10V/div. H: 50µsec/div.
ch 4 : K2041 (OFS) - K2024 (DGND)
V: 10V/div. H: 50µsec/div.
ch 5 : K2053 (SOFT_D) - K2024 (DGND)
V: 10V/div. H: 50µsec/div.
X Drive Pulse Control Waveform
(1 field)
ch 1 : K3107 (X.PSUS) - K3201 (SUSGND)
V: 100V/div. H: 2msec/div.
ch 2 : K3017 (XCP_MSK) - K3005 (DGND)
V: 10V/div. H: 2msec/div.
ch 3 : K3015 (XSUS_MSK) - K3005 (DGND)
V: 5V/div. H: 2msec/div.
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5.PCB PARTS LIST
A
NOTES:
Parts marked by "NSP" are generally unavailable because they are not in our Master Spare Parts List.
The mark found on some component parts indicates the importance of the safety factor of the part.
Therefore, when replacing, be sure to use parts of identical designation.
When ordering resistors, first convert resistance values into code form as shown in the following examples.
Ex.1 When there are 2 effective digits (any digit apart from 0), such as 560 ohm and 47k ohm (tolerance is shown by J=5%,
and K=10%).
560 Ω
47k Ω
0.5 Ω
1 Ω
56 x 10
47 x 10
R50
1R0
Ex.2 When there are 3 effective digits (such as in high precision metal film resistors).
5.62k Ω
B
Mark No. DescriptionPart No.
LIST OF ASSEMBLIES
NSP 1..SCAN FUKUGO ASSYAWV1968
2..SCAN (A) ASSYAWZ6722
2..SCAN (B) ASSYAWZ6723
2..X CONNECTOR (A) ASSYAWZ6732
2..X CONNECTOR (B) ASSYAWZ6733
2..BRIDGE A ASSYAWZ6734
2..BRIDGE B ASSYAWZ6735
2..BRIDGE C ASSYAWZ6736
2..BRIDGE D ASSYAWZ6737
2..CLAMP A ASSYAWZ6738
2..CLAMP B ASSYAWZ6739
C
2..CLAMP C ASSYAWZ6740
2..CLAMP D ASSYAWZ6741
NSP 1..ADDRESS FUKUGO ASSYAWV1900
NSP 2..ADR CONNECT A ASSYAWZ6626
NSP 2..ADR CONNECT B ASSYAWZ6627
NSP 2..ADR CONNECT C ASSYAWZ6628
NSP 2..ADR CONNECT D ASSYAWZ6629
Service factory mode uses an OSD function of the Media Receiver (PDP-R03E or PDP-R03U).
Perform the adjustment and setting in the state that this unit and Media Receiver are connected by the system.
Plasma display cannot use a factory mode by being simple.
Remote Control Unit Operation in The Service Factory Mode
Operate the service factory mode with the remote control unit (AXD1463 or AXD1460) of accessory of the media receiver.
Please perform the adjustment by operating the following keys.
B
C
D
Remote
Control Key
P + key
P – key
VOL + key
VOL – key
5 key
∞ key
2 key
3 key
Function
One line moves the selection cursor of the adjustment item up.
One line moves the selection cursor of the adjustment item down.
+1 raises a adjustment value
–1 reduces a adjustment value
Perform page down (previous page)
Perform page up (next page)
–10 reduces a adjustment value
+10 raises a adjustment value
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Perform the following operation by the remote control unit for less than 3 seconds.
• Press the "MENU" key
• Press the "ENTER" key
• Press the "0" key
Press the "Factory" key (Note 1)
Switch a page
with "5" and "∞" keys.
Press the "Factory" key (Note 1)
Press the " (POWER)" key (POWER OFF)
System standby state
Confirm that the plasma display and the media receiver turned on together and a
system cable is connected properly.
Image receiving state
Page 1/13
General information of the Plasma Display and Media Receiver
Service Factory Mode
Page 2/13 to 9/13
Adjustment and setting item of the Media Receiver
Page 11/13 to 13/13
Adjustment and setting item of the Plasma Display
Note 1: When use the adjustment exclusive use remote control unit with a [AA5F] code.
∗ : Be careful so that there is the case that page constitution is different.
6.1.1 How to Enter the Service Factory Mode
A
B
C
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6.1.2 General Information of the Plasma Display and Media Receiver
Display example of the first page
A
1/13
CEN TE
RVers
1
2
OSD V e r s i o n
CV I C Ve r s i o n
3
4
TTXP Ve r s i on
5
MON I T OR V e r s i o n
6
PANE L V e r s i o n
7
FLASH Ve r s i on
8
MON I T OR Mo d e l
9
Mod e l S l eect inMa
Mod e l S l eectAV
10
11
Mod e l S l eect
12
B
Senso re Temp
Cen te rcuAtime
13
14
Mon i t or Ac u t i me4 7H4 2 M
15
16
Pu l se Ac ut ime164
17
18
ion
MON I T OR
MR M IAN0021E
MR O DS2 0109A//010
W2 0 0 /1090 009:12/X200/1090 079:12/V20
TTX RPG
F6 91 10
-00
-05
01
0
4
0
28
+
OFF
RESET
RESETOFF
RESETOFF
NPIUS1GINoT
025H9//
H41M16
No.ItemExplanation
C
D
E
1Main software version information of the media receiver
2OSD version information of the media receiver
IP/resize IC control software version information of the
3
media receiver
Text microcomputer software version information of the
4
media receiver
5
Module microcomputer software version information of the PDP
6Panel microcomputer version information of the PDP
7Panel flash ROM version information of the PDP
8PDP model information
9Media receiver model information
10 Media receiver model information
11 PDP destination information
Temperature information of panel temperature sensor on
12
the PDP
13 Media receiver accumulation operating time
14 Media receiver accumulation operating time reset
0: All SHARP destinations, Japanese and North America destinations of
PIONEER, 3: European and general destinations of PIONEER
This is internal temperature information. This is not establishment
environment temperature.
Turn the display to [ON] by pressing the "VOL +" key, then it becomes [0H]
when pressing the "ENTER" key.
Turn the display to [ON] by pressing the "VOL +" key, then it becomes [0H]
when pressing the "ENTER" key.
Real accumulation pulse number becomes "indicated value *10,000,000 pulse".
Turn the display to [ON] by pressing the "VOL +" key, then it becomes [0]
when pressing the "ENTER" key.
0/1090 109:12/
061
∗ : Be careful so that there is the case that page constitution is different.
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Display example of the eleventh page
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
MN T R
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V500 2WB
MN T R V 6 00 1WB
MN T R PC0 1WB
MN T R R H2 5 5IGH1
MN T R R H2 5 5IGH2
MN T R G H2 5 5IGH2
MN T R B H2 5 4IGH2
MN T R G H2 5 5IGH1
MN T R B H2 5 4IGH1
MN T R R L5 1 0OW1
MN T R G L5 0 9OW1
MN T R B L5 1 2OW1
MN T R R L5 1 0OW2
MN T R G L5 1 1OW2
MN T R B L5 1 2OW2
No.ItemAdjustable RangeShipping SettingStorage Place
1
PDP_W/B table selection at VIDEO 50Hz
1 or 2
2
PDP
2
PDP_W/B table selection at VIDEO 60Hz
1 or 2
1
PDP
3
PDP_W/B table selection at PC
1 or 2
1
PDP
4
RED_GAIN of PDP_W/B table 1
0 to 255
Factory adjustment value
PDP
5
GREEN_GAIN of PDP_W/B table 1
0 to 255
Factory adjustment value
PDP
6
BLUE_GAIN of PDP_W/B table 1
0 to 255
Factory adjustment value
PDP
7
RED_OFS of PDP_W/B table 1
0 to 999
Factory adjustment value
PDP
8
GREEN_OFS of PDP_W/B table 1
0 to 999
Factory adjustment value
PDP
9
BLUE_OFS of PDP_W/B table 1
0 to 999
Factory adjustment value
PDP
10
RED_GAIN of PDP_W/B table 2
0 to 255
Factory adjustment value
PDP
11
GREEN_GAIN of PDP_W/B table 2
0 to 255
Factory adjustment value
PDP
12
BLUE_GAIN of PDP_W/B table 2
0 to 255
Factory adjustment value
PDP
13
RED_OFS of PDP_W/B table 2
0 to 999
Factory adjustment value
PDP
14
GREEN_OFS of PDP_W/B table 2
0 to 999
Factory adjustment value
PDP
15
BLUE_OFS of PDP_W/B table 2
0 to 999
Factory adjustment value
PDP
Caution in the PDP W/B (No.4 to 15) adjustment:
Adjustment value is reflected without relation in input signal during adjustment to the actual PDP.
For example, when operate a adjustment value of [MNTR HIGH1] during PAL input, switch to the adjustment value operation of W/B table 1
while displaying PAL in the actual PDP.
This is temporary.
After adjustment, it becomes the W/B table 2 operation in the PAL input after restarted in the normal mode. It becomes an operation of the
W/B table 1 adjustment value after adjustment in the NTSC input.
As for the above example, table selection (No. 1 and 2) becomes the shipping setting.
∗ : Be careful so that there is the case that page constitution is different.
6.1.3 Adjustment and Setting Item of the Plasma Display
A
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Display example of the twelfth page
A
21/13PUT1NoSIGNI
ABL V
1
2
3
4
5
6
7
8
IDE11860 PCO
ABL V I DE1 2 250O
VOFAD J1 3 1S
VSU ADJ1 2 8S
XSUADJ08SB
XSUADJ08SG
YSUADJ08SB
YSUADJ08SG
9
10
11
12
13
B
14
15
16
17
18
No.ItemAdjustable RangeShipping SettingStorage Place
1Electric power setting at the PC, VIDEO 60Hz 0 to 255
2Electric power setting at VIDEO 50Hz0 to 255
C
3VOFS voltage setting0 to 255
4VSUS voltage setting0 to 255
5SUS_B timing setting of X drive0 to 15
6SUS_G timing setting of X drive0 to 15
7SUS_B timing setting of Y drive0 to 15
8SUS_G timing setting of Y drive0 to 15
Factory adjustment value
Factory adjustment value
Factory adjustment value
Factory adjustment value
Factory adjustment value
Factory adjustment value
Factory adjustment value
Factory adjustment value
PDP
PDP
PDP
PDP
PDP
PDP
PDP
PDP
Adjustment item of this page is related in damage of the set when mistakes adjustment. When adjustment is needed, be enough
careful to adjustment.
D
Caution in the electric power setting (No. 1 and 2) adjustment:
Adjustment value is reflected without relation in input signal during adjustment to the actual PDP.
For example, when operate a adjustment value of [ABL VIDEO 60 PC] during PAL input, switch to the adjustment value operation of [ABL
VIDEO 60 PC] while displaying PAL in the actual PDP. This is temporary.
After adjustment, it becomes the [ABL VIDEO 50] operation in the PAL input after restarted in the normal mode. It becomes an operation of
the [ABL VIDEO 60PC] adjustment value after adjustment in the NTSC input.
∗ : Be careful so that there is the case that page constitution is different.
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Display example of the thirteenth page
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
VIPCDDEEO
NEGAT
21/13PUT1NoSIGNI
DR0 0VE MOI
DEDR VE MO
DEMO
I
VEI
PAT TE NR
ENHAN ECBR I GHT
FREQMAS K
FULL MASK
MA SK
V
03
OFF
OFF
OFF
OFF
50
No.ItemAdjustable RangeShipping SettingStorage Place
1Drive mode selection at VIDEO0 to 50PDP
2Drive mode selection at PC0 to 53PDP
3Negative positive inversion modeOFF/ONOFFPDP
4Bright enhanceOFF/ONOFFNone
5Refresh rate at mask signal generation50/60/70–None
6Pattern mask signal generationOFF/OFFPDP
7Full mask signal generationOFF/OFFPDP
Caution in the mask (generation test signal screen in the PDP inside) signal generation:
• A pattern mask and a full mask can use only either.
Therefore, turn a full mask to OFF when uses a pattern mask. Also turn a pattern mask to OFF when uses a full mask.
• A pattern mask and a full mask are test signal screens occurring together in the PDP inside. Therefore, in the mask signal generation, it
cannot confirm video inputting from OSD and the outside.
When release mask setting or change of each setting or perform the confirmation of the adjustment or external input signal, perform key
operation of the main unit button or the remote control unit.
When operated something, stop the generation of the mask signal just after that for two seconds. Therefore, modification and adjustment of
each setting and confirmation of the external input signal are possible.
∗ : Be careful so that there is the case that page constitution is different.
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6.2 ADJUSTMENT REQUIRED WHEN THE SET IS REPAIRED OR REPLACED
SW POWER SUPPLY Module
A
When replaced
No adjustment required.
DIGITAL VIDEO Assy
When repaired
No adjustment required.
Y DRIVE Assy
When repaired
1. VOFS/VH/IC5V voltage adjustment
2. Timing adjustment of pulse module
When replaced
1. SUSB ground timing adjustment
2. Panel white balance adjustment
When replaced
• Remove IC1204 (24LC04(1) SN-TBB) from the former PC
Board to replace, and install it to the new PC Board.
B
C
MR INTERFACE Assy
• Set slide SW according to page 22.
X DRIVE Assy
When repaired
1. VRN voltage adjustment
2. Timing adjustment of pulse module
When replaced
1. SUSB ground timing adjustment
2. Panel white balance adjustment
SW POWER SUPPLY
Module
D
Y DRIVE
Assy
X DRIVE
Assy
E
DIGITAL VIDEO
Assy
MR INTERFACE
Assy
Fig. 1 PC Board Location (rear side view)
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VOFS (Offset voltage) adjustment
Method 1
1. Write down a adjustment value of VOFS ADJ in the factory mode.
2. Set this adjustment value to center (128).
3. Adjust VR2701 so that the voltage between K2701 (VOFS) and K2703 (SUS GND)
becomes 45V.
4. Return it to the value that wrote down a adjustment value of V-OFFSET in step 1.
Method 2
1. Read the adjustment value of VOFS ADJ in the factory mode.
2. Adjust VR2701 so that the voltage between K2710 (VOFS) and K2703 (SUS GND)
becomes following voltage ± 0.5V.
VH (voltage for scan IC) Adjustment
Adjust so that the voltage between K2716 (VH) and K2720 (PSUS) becomes 103V ± 0.5V.
PSUS (=GNDH) is a floating GND and the electric potential is different from that of chassis
GND. Be sure not to short-circuit PSUS (=GNDH) and another GND, because that may
damage the unit.
The symptom is case of mis-adjustment
If the VH adjustment is not performed properly, dots like blinking luminance points appear. If
deviated greatly from the right adjustment point, panel will light white.
Input Signal
Adjusting Point
Adjusting Method
White 100%
VR2701 (VOFS)
(Y DRIVE Assy)
VR2703 (VH)
(Y DRIVE Assy)
IC5V Adjustment
Adjust so that the voltage between K2707 (IC5V) and K2720 (PSUS) becomes 5.0V ± 0.1V.
PSUS (=GNDH) is a floating GND and the electric potential is different from that of chassis
GND. Be sure not to short-circuit PSUS (=GNDH) and another GND, because that may
damage the unit.
The symptom is case of mis-adjustment
If the VOFS Voltage adjustment is not performed properly, dots like blinking luminance points
appear. If deviated greatly from the right adjustment point, panel will light white.
VR2702 (IC5V)
(Y DRIVE Assy)
Note : Be sure to measure between specified test points.
• Pulse module loads in DRIVE Assy as one of heat measures of DRIVE Assy. Adjust the drive timing of the pulse module
driving parallel with VR.
• Pulse module has each peculiar delay time. Readjustment is necessary when replaced the pulse module in the X and
Y DRIVE Assys.
Adjustment Method
CR delay circuit is each inserted on signal path of four control signals (SUS-U, SUS-B, SUS-D, SUS-G) driving
the pulse module.
Quantity of delay can adjust pulse module of one side with VR.
Adjust VR while measuring a waveform of the pulse module, and match a timing.
Adjustment Procedure
A
B
C
D
E
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Measuring Waveform of Pulse Module Timing Adjustment
Timing adjustment of the pulse module control signal adjusts with the sustain pulse of eighth pulse (X DRIVE) and
A
the ninth pulse (Y DRIVE) from the back of 6SF.
Measuring point of waveform
Y DRIVE SUSOUT waveformX DRIVE SUSOUT waveform
1SF 2SF 3SF 4SF 5SF 6SF 7SF
1ms/div
Magnify 6SF block
CH1 : Y SUSOUT Under (K2203), 50V/div
CH2 : Y SUSOUT Upper (K2212), 50V/div
CH4 : YPR-U1 (K2038)- Trigger, 5V/div
B
5µs/div
Use this sustain pulse
and adjust.
Trigger : 2msec delay
• Perform adjustment of waveform with a black mask screen.
• It is easy to adjust when turned field AB offset to OFF (RS-232C
command: OCN) in adjustment.
Note:
• Sampling rate of oscilloscope sets it more than 500MS/s in order
to perform ns order adjustment.
• Collecting calibration of probe before adjustment by all means.
• Connect a GND probe to the SUSGND terminal to measure the
C
waveform.
If this is not done there may be errors in adjustment.
1SF 2SF 3SF 4SF 5SF 6SF 7SF
1ms/div
Magnify 6SF block
CH1 : X SUSOUT Under (K3106), 50V/div
CH2 : X SUSOUT Upper (K3105), 50V/div
CH4 : YPR-U1 (K2038)- Trigger, 5V/div
5µs/div
Use this sustain pulse
and adjust.
Trigger : 2msec delay
When took waveform be each drive Assy unit, measure it at the
fourth sustain pulse from the back except for a large width sustain
pulse.
Therefore, when measured both waveform of the X and Y drives
together, it becomes the sustain pulse of 8 and 9 pulses from the
back.
Waveform coarse adjustment
Measure the SUSOUT waveform
When there is a gap with waveform of CH1 / CH2 of the part which
enclosed in the following circle, adjust required VR to overlap the
waveform.
D
1ms/div
Magnify the adjustment waveform
Adjust with SUS-B
CH1 : Y SUSOUT Under (K2203), 50V/div
CH2 : Y SUSOUT Upper (K2212), 50V/div
CH4 : YPR-U1 (K2038)- Trigger, 5V/div
500ns/div
Adjust with SUS-U Adjust with SUS-G
E
Trigger : 2msec delay
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CH1 : Y SUSOUT Under (K2203), 50V/div
CH2 : Y SUSOUT Upper (K2212), 50V/div
CH4 : YPR-U1 (K2038)- Trigger, 5V/div
Trigger : 2msec delay
CH1 : Y SUS-D Under (K2225), 50V/div
CH2 : Y SUS-D Upper (K2207), 50V/div
CH4 : YPR-U1 (K2038)- Trigger, 5V/div
Trigger : 2msec delay
CH1 : Y SUS-U Under (K2224), 50V/div
CH2 : Y SUS-U Upper (K2220), 50V/div
CH4 : YPR-U1 (K2038)- Trigger, 5V/div
Trigger : 2msec delay
SUS-D Adjustment (Y DRIVE)
Waveform Confirmation after Adjustment completion
Measurement of the SUSOUT waveform
SUS-U Adjustment (Y DRIVE)
1ms/div
5µs/div
1ms/div
5µs/div
1ms/div
500ns/div
1ms/div
10ns/div
1ms/div
500ns/div
• Check whether there is a large gap between the CH1 and CH2 waves
in the circled part of the 500 ns graph.
• In this specific case the drive power needs to be on, but whenever
possible turn the drive power off (RS-232C command: DRF).
If the drive power is on the pulse module temperature will increase
and the waveform will be harder to measure accurately.
20 - 25ns
1ms/div
200ns/div
Lower PM
Upper PM
Lower PM
Upper PM
1ms/div
10ns/div
20 - 25ns
Caution:
Not absolutely mistaking upper
and lower of waveform.
Magnify 6SF block
Magnify 6SF block
Magnify 6SF block
Magnify 6SF block
Magnify the adjustment waveform
Magnify 6SF block
Magnify 6SF block
MagnificationMagnification
Magnification
Magnification
A
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SUS-B Ground Timing Adjustment
It is necessary to readjust this adjustment when replaced the X or Y DRIVE Assy and the pulse module.
A
B
Measurement point and method
Measurement point of waveform of X and Y DRIVE Assy in timing adjustment is test pin of SUSOUT of the pulse module of
bottom of the main unit.
X DRIVE Assy : K3106 Y DRIVE Assy : K2203
Measurement screen : White mask
The measurement is easy to perform when turns field AB alternation to OFF. (RS-232C command: OCN)
Measure a sustain pulse of the fourth pulse (X DRIVE) and the fifth pulse (Y DRIVE) from the back of the fourth FS, and
adjust. In the start section of this sustain pulse, waveform has inflection point with the timing when SUS-B becomes ON.
Adjust so that the voltage of this inflection point is the nearest to 150V and do not become less than 150V.
Adjustment parameter
X DRIVE: XSUSB (RS-232C command : XSB)
Y DRIVE: YSUSB (RS-232C command : YSB)
Note:
• Connect a GND probe to the SUSGND terminal to measure the waveform.
If this is not done there may be errors in adjustment.
Waveform in the measurement
Rst
C
1ms/div
Magnify 4SF block
XXXXXXY Y YYY Y
5µs/div
D
Magnify the fourth pulse sustain pulse (XSUSOUT waveform) from the back of the above waveform.
(Note 1) : When performed in reference mode selection, offset data outputs the same value as the reference data.
(Note 2) : Checksum of 2 bytes is added at the end, but ignore it.
(Reference data)3 byte
GPW (Get Panel White balance): Output data to be related to white balance adjustment of panel
• Output it according to transmission order and size of the table below.
OrderData ContentsSizeRemarks
1Panel color temperature mode3 bytePT* ( *: 0 to 3)
2
Gain of W/B adjustment value
3(Offset data)3 byte(Note 1)
Red
4
Gain of W/B adjustment value
5(Offset data)3 byte(Note 1)
Green
D
E
6
Gain of W/B adjustment value
7(Offset data)3 byte(Note 1)
Blue
8
Offset of W/B adjustment value
9(Offset data)3 byte(Note 1)
Red
10
Offset of W/B adjustment value
11(Offset data)3 byte(Note 1)
Green
12
Offset of W/B adjustment value
13(Offset data)3 byte(Note 1)
Blue
(Note 1) : When performed in reference mode selection, offset data outputs the same value as the reference data.
(Note 2) : Checksum of 2 bytes is added at the end, but ignore it.
(Reference data)3 byte
(Reference data)3 byte
(Reference data)3 byte
(Reference data)3 byte
(Reference data)3 byte
(Reference data)3 byte
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GS1: Output data such as version information, hour meter and pulse meter
• Output it according to transmission order and size of the table below.
OrderData ContentsSizeRemarks
1Display information3 byteSee below
2Module microcomputer model number4 byte5691 or F691
3Module microcomputer version3 byte
4Panel microcomputer version3 byte
5Panel /FLASH ROM version3 byte
6Hour meter (hour)5 byteUnit: H (time)
7Pulse meter7 byteUnit: 0.01G (10,000,000)
8Main microcomputer model number4 byte5692 or F692
(Note) : Checksum of 2 bytes is added at the end, but ignore it.
A
B
C
D
E
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7. GENERAL INFORMATION
7.1 DIAGNOSIS
7.1.1 PCB LOCATION
A
CLAMP A
Assy
ADR CONNECT A
Assy
BRIDGE A
Assy
B
THERMAL
SENSOR
Assy
SCAN (A)
Assy
Y DRIVE
Assy
DIGITAL VIDEO
Assy
ADR CONNECT B
Assy
SUB ADDRESS A
Assy
RESONANCE
Assy
ADR CONNECT C
Assy
BRIDGE B
Assy
SW POWER SUPPLY
Module
SLOT CONNECTOR
Assy
C
D
E
SCAN (B)
Assy
IR Assy
SIDE KEY
Assy
KEY
CONNECTOR
Assy
CLAMP C
Assy
SP OUT R
Assy
ADR CONNECT D
Assy
CONTROL
Assy
BRIDGE C
Assy
ADR CONNECT C
Assy
I/O Assy
RGB Assy
RESONANCE
Assy
SUB ADDRESS B
Assy
ADR CONNECT B
Assy
BRIDGE D
Assy
ADR CONNECT A
Assy
ADR CONNECT D
Assy
CLAMP B
Assy
V MID CLAMP
Assy
X CONNECTOR (A)
Assy
MX AUDIO
Assy
X DRIVE
Assy
Video Card
(PDA-5002)
X CONNECTOR (B)
Assy
SP OUT L
Assy
MX LED
Assy
CLAMP D
Assy
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• Operations : When a microcomputer detected abnormality, turn the power supply to OFF.
• LED display : Green blinks
How to release the shut down state
When turn the power supply ON by remote control units, release from the
shut down state, and turn the power supply ON.
(It is not necessary to turn the AC power OFF.)
How to release the power down state
AC power OFF
↓
Wait for PD LED in the power supply module disappearing
(for around 30 seconds).
↓
Afterwards, wait moreover for five seconds.
↓
Return by AC power ON.
* After power down release, this unit rises up in the standby state.
Examples: LED blinks in the DIGITAL-IIC communication NG
• Operations : When this unit becomes the dangerous state, turn the power supply OFF with the protection circuit.
• LED display : Red blinks
* When protection circuit more than two places almost worked simultaneously, display LED in order to 1st - 2nd.
Examples: LED blinks in the 1st power down = Y-DC/DC CONVERTER, 2nd power down = Y-DRIVE
Number of
blinks
Name
1Panel Microcomputer NG
2DIGITAL-IIC communication NG
3Dewdrop abnormality
4Temperature abnormality
When internal circuit abnormality and other operation abnormality occurred from this unit, self-diagnose display function by STANDBY/ON
(LED) indicator is loaded.
Each NG point by LED blinking and a PD (power down) point are as follows.
1st power-down information
2nd power-down
information
Red LED lights
for 200 msec.
Lights out
for 3 sec
Lights out
for 1 sec
Red LED lights
for 200 msec.
Lights out
for 100 msec
Red LED lights
for 200 msec.
7.1.2 SHUT DOWN/POWER DOWN DIAGNOSIS BY LED DISPLAY
A
B
C
D
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A
DDC_SCL
DDC_SDA
B
2
DIGITAL VIDEO ASSY
IC1101
Panel UCOM
RXD
BUSY
REQ_PU
IC1207
D3
2
Module UCOM
IC1191
Panel UCOM
external Flash ROM
TXD
CLK
1
*PU_CE
D18
TEMP1
DEW_DET
4
3
IC1204
EEPROM
D6Y2
THERMAL SENSOR
ASSY
TE1
IC8351
Thermal
Sensor 1
Y DRIVE ASSY
Moisture
Sensor
CN2002
2
A_SCL
A_SDA
C
SCL
SDA
D1
SW POWER SUPPLY
P2
MODULE
Expander
D
MR INTERFACE ASSYAUDIO ASSY
R3
CXA2021S
IC4204
SiI861
IC4005
Expander
IC4011
E
Expander
MEDIA
RECEIVER
Note: 1 - 4 show LED flashing number of times when shut down occurred in this route.
IC5202
F
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When a module microcomputer failed in communication with a panel
microcomputer, this NG occurs.
Shut down after OSD display for 30 seconds from the NG detection.
Abnormality to expect
Open / Short of communication line in the Assy
1 Panel microcomputer NG
When a module microcomputer failed in communication with outside
EEPROM or EXPANDER, this NG occurs.
Shut down after OSD display for 30 seconds from the NG detection.
* However, this communication NG may occur in the standby state.
Abnormality to expect
• Open / Short of communication line in the DIGITAL VIDEO, MR INTERFACE
and AUDIO Assys
• Breaking of wire of the following points is thought about.
DIGITAL VIDEO Assy (D1) ↔ SW POWER SUPPLY Module (P2)
DIGITAL VIDEO Assy (D3) ↔ MR INTERFACE Assy (R3)
MR INTERFACE Assy (R23) ↔ AUDIO Assy (A24)
System Cable
2 DIGITAL-IIC communication NG
When it becomes the dew drop state in this unit, this NG occurs.
After the dew drop detection, shut down immediately.
Abnormality to expect for dew drop
Disconnect a connector CN2002 between Dew drop sensor and Y DRIVE Assy.
3 Dew drop detection
When temperature of this unit became abnormally high, this NG occurs.
Shut down after OSD display from the NG detection for 30 seconds.
Note: When temperature fell down during indication, return to the normal operation.
Abnormality to expect when it occurs in the environment that is not
high-temperature
• Disconnect a connector between DIGITAL VIDEO Assy (D18) and
temperature sensor 1 (TE1).
Shut down temperature of each temperature sensor
Sensor Temp 78
4 Temperature abnormality
Reference
Shut down diagnosis
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
CEN TE
1/13
RVers
OSD V e r s i o n
CV I C V e r s i o n
TTXP Ve rs i on
ion
MON I T OR V e r s i o n
Mod e l S l eect inMa
Mod e l S l eectAV
Mod e l S l eect
Cen te r cuAtime
MON I T OR
RESET
RESET OFF
RESET OFF
OFF
+
0
0
4
28
F6 91 10
TTX RPG
W2 0 0 /109 0 009:12/X200/109 0 079:12/V20
061
0/1090 109:12/
MR O DS2 0109A//010
MR M IAN0021E
-05
-00
PANE L V e r s i o n
FLASH Ve r s ion
MON I TOR M o d e l
Mon i t or Ac u t i me4 7H 4 2 M
H41M16
01
Pu l se Acu t ime1 64
Sensor e Temp
025H9//
NPIUS1GINoT
E06
E06
E04
A
B
C
D
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A
Relay
Circuit
OR
X1
3
B
P4
4
X DriveX DC-DC
5
2
P3
1
X DRIVE ASSY
SW POWER
SUPPLY
MODULE
C
8
DC-DC
DIGITAL
P2
D1
OR
6
PD Circuit
7
Y1
Y DriveY DC-DC
Y DRIVE ASSY
PD_TRIGGER
AND
D1202 CathodeDIG_ADR.PD
D
Mute
Address PD
OR
IC1201-pin 8
E
DIGITAL VIDEO ASSY
D11
-
D8
OR
ADR CONNECT
ASSY
(Upper)
D15
-
D12
ADR CONNECT
ASSY
(Lower)
OR
IC1201-pin 6
D16
RESONANCE
ASSY
(Upper)
OR
RESONANCE
ASSY
D17
(Lower)
Note: 1 - 8 show LED flashing number of times when power down occurred in this route.
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Kind and function of the various protection circuit (P.D. circuit)
Reference
OVP : Over Voltage Protect
UVP : Under Voltage Protect
OCP : Over Current Protect
Note 1: AC200V P.D. is not applicable to the PDP-503PE and PDP-503PU models.
Assy Name
Red LED
Number of
Blinks
Kind of P.D.
Circuit
Function
Remarks
Y DRIVE Assy
1VCP OCPP.D. by VCP overcurrent
2
VOFS OVPP.D. by VOFS overvoltage
VOFS UVPP.D. by VOFS undervoltage (= overcurrent)
VH OVPP.D. by VH overvoltage
VH UVPP.D. by VH undervoltage (= overcurrent)
IC5V UVPP.D. by IC5V undervoltage (= overcurrent)
X DRIVE Assy
3
VRN OVPP.D. by VRN overvoltage
VRN UVPP.D. by VRN undervoltage (= overcurrent)
4
VCP OCPP.D. by VCP overcurrent
SW POWER SUPPLY
Module
5
VSUS OVPP.D. by VSUS overvoltage
VSUS UVPP.D. by VSUS undervoltage (= overcurrent)
VADR OVPP.D. by VADR overvoltage
VADR UVPP.D. by VADR undervoltage (= overcurrent)
15V OVPP.D. by 15V overvoltage
15V UVPP.D. by 15V undervoltage (= overcurrent)
12V UVPP.D. by 12V undervoltage (= overcurrent)
6.5V OVPP.D. by 6.5V overvoltage
6.5V UVPP.D. by 6.5V undervoltage (= overcurrent)
13.5V UVPP.D. by 13.5V undervoltage (= overcurrent)
-9V UVPP.D. by -9V undervoltage (= overcurrent)
+B OVPP.D. by +B overvoltage
+B OCPP.D. by +B overcurrent
AC200V P.D.P.D. by AC200V applyNote 1
PFC module overheat protection
VSUS arc resistance overheat protection
ADR CONNECT Assy6ADR.PDP.D. by disconnecting the connector
RESONANCE Assy7ADR.K.PDP.D. by ICP open and TCP defective
DIGITAL VIDEO Assy8
5.0V OVPP.D. by 5V overvoltage
5.0V UVPP.D. by 5V undervoltage (= overcurrent)
3.3V OVPP.D. by 3.3V overvoltage
3.3V UVPP.D. by 3.3V undervoltage (= overcurrent)
2.5V OVPP.D. by 2.5V overvoltage
2.5V UVPP.D. by 2.5V undervoltage (= overcurrent)
A
B
C
D
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A
Diagnosis Condition
Note: About PS PD
The condition that Red LED blinks five times
(power supply PD)
B
Operation
P.D. Circuit
K2211 LoVCP OCP
Drive section (control signal, output elements etc.) in
normal operation
K2709 LoVOFS UVP
Drive section (control signal, output elements etc.) in
normal operation
IC5V D/D CONV. BLOCK in normal operation
K2718 LoVH UVP
K2713 LoIC5V UVP
Drive section (control signal, output elements etc.) in
normal operation
K3705 LoVRN UVP
K3103 LoVCP OCP
When P4 connector disconnected, P.D. does not occur
When P3 connector disconnected, P.D. does not occur
When P6 connector disconnected, P.D. does not occur
When pin 5 of P2 connector disconnected, P.D. does
not occur
connectors disconnected
ADR. PD
1 When the internal protection circuit of SW
ADR. K. PD
↓
POWER SUPPLY Module worked
identify the PD point
2 When a microcomputer was not able to
Being careful because the protection circuit
of SW POWER SUPPLY Module cannot
conclude that worked.
5.0V OVP
K1901 Lo
K1902 Lo5.0V UVP
K1903 Lo3.3V OVP
K1904 Lo3.3V UVP
K1905 Lo2.5V OVP
K1906 Lo2.5V UVP
C
D
IC2701, IC2702, IC2709, IC2715
IC2206, IC2214 (Pulse module), IC2203, IC2204,
IC2212, IC2213, IC2213, IC2217, R2209
Q2211, Q2212, R2277, IC2208, IC2210VOFS D/D CONV. BLOCK in normal operation
X DRIVE AssyQ3122VRN D/D CONV. BLOCK in normal operation
3X DC DC
X DRIVE AssyIC3200, IC3201 (Pulse module)
4X DRIVEX DRIVE Assy
Y DRIVE AssyIC2206, IC2214 (Pulse module)
MX AUDIO AssyIC8601 (Audio IC)
5
SW POWER SUPPLY ModuleSW POWER SUPPLY ModuleWhen the voltage is not output even if P4, P3 and P6
ADDRESS CONNECT A - D Assy,
RESONANCE Assy,
D/D CONV. BLOCK (DIGITAL VIDEO Assy)
PS
D/D CONV. BLOCK (DIGITAL VIDEO Assy) IC1901
D/D CONV. BLOCK (DIGITAL VIDEO Assy) IC1901
DC DC
6ADRADDRESS CONNECT A~D Assy
7ADR KRESONANCE Assy
8DIGITAL
D/D CONV. BLOCK (DIGITAL VIDEO Assy) IC1901
F
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AC IN
100 - 240V
Power Factor
Control
VSUS DC/DC
Converter
VOFS DC/DC
Converter
VADR DC/DC
Converter
6.5V DC/DC
Converter
(6.5V, 13.5V, -9V)
15V DC/DC
Converter
(15V, 12V)
ST-BY
Power Supply
STB5V
+B395VVSUS
13.5V
12V
-9V
VOFS
-45V
VH DC/DC
Converter
VH
130V
IC5V, VF12V
DC/DC
Converter
IC5V
VF12V
VADR
61V
VRN DC/DC
Converter
VRN
-300V
225V
SW POWER SUPPLY MODULEY DRIVE ASSY
X DRIVE ASSY
15V DC/DC
Converter
(5V, 3.3V, 2.5V)
3.3V
2.5V
5.0V
DIGITAL VIDEO ASSY
Block diagram for Power supply section
Supplementary information
1. Power on/off switch for the large-signal system (SW102)
Function: Only the power for the small-signal system
(15V, 12V, 6.5V, 13.5V, and -9V) is on, and the
power for the large-signal system (VSUS, VADR) is
off.
Usage:Use when only an operational check for the small-
signal system is required.
Supplementary information:
When this switch is to be used, the wires of pin 5
(DIG, ADR, and PD) of the P2 connector of the
power-supply module should be disconnected to
prevent the PD circuit from operating. To turn the
power of the large-signal system off without using this
switch, operation from an external PC through
RS-232C commands "DRF" is basically required. In
this case, the above procedure is not required, as the
PD circuit is muted by software.
3. Temperature compensation of the VOFS voltage for
the drive system
Function: Control the power supply voltage mentioned above
according to temperature. (Temperature compensation
works so that the voltage is lowered on the lowertemperature side, and is raised on the highertemperature side.)
Purpose: To improve the yield by compensating the temperature
characteristics of the panel.
Supplementary information:
For this model, temperature compensation is performed only for the VOFS voltage, and not for the VSUS
voltage, and it is controlled by software.
4. When a fuse blows
• If a fuse blows, never turn the power on again only after
replacing the fuse. (In most cases, the fuse itself did not have
any problem. So as long as factors of overcurrent have not been
removed, chances of destruction increase every time the power
is turned on. In the worst case, about a dozen parts may be
destroyed.)
• Principally, the whole power-supply module must be replaced.
5. Voltage adjustment of the panel drive
As this model employs the electronic VR system for the VSUS
and VOFS voltages, and as the voltage-adjustment data are stored
in the DIGITAL assembly, voltage adjustment of the panel drive
is not necessary when the power-supply modules are changed.
(For VADR, VH, and VRN, adjustments with semifixed VR
controls are necessary.)
For this model, as the power-supply block has been developed
and designed by an outside vendor, at the point you know which
module is a cause of failure (through diagnosis described
elsewhere in this manual), change the corresponding modules, and
do not diagnose or repair the module.
Similarly, the switches and the semifixed VRs inside the powersupply module must not be adjusted without a special reason.
2. 200V AC power-down switch (SW101)
Function: While 200V AC voltage is applied, operation of the
PD circuit is turned on and off (ON when the switch is
set to 100V AC, and OFF when the switch is set to
200V AC).
Setting: For the PU model only, the switch is set to 100V,
and for other models, it is set to 200V.
Method of power supply ON in the large signal
system OFF state with RS-232C command
1 Confirm that this unit is the standby state.
2 Transmit RS-232C command "DRF."
3 Turn the power supply ON by remote control unit, side key
or command "PON."
∗ When turn the power supply OFF once, return to setting of
large signal system ON.
When turn the power supply ON in the large signal system
OFF, transmit "DRF" command each time.
A
B
C
D
E
F
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7.1.3 DISASSEMBLY
A
This unit adopt the "Rear Case opened ! detection" system.
Please work in service as follows by all means.
Outline and caution
Perform video transmission from the media receiver to the
plasma display with digital signal in the PDP-503HD series.
Therefore adopt contents protection by HDCP for copyright
protection.
Moreover establish the detect switch which is never turned
on the power when "a rear case of plasma display was
opened carelessly".
Detect switch does not detect at the power supply OFF and
the remote control unit wait state. Please stick this detect
B
switch with tape before turning on the power in inside
diagnoses of the plasma display. And please remove it not
to forget the tape which stuck after the repair.
SW Power Supply ModuleAbout detect switch
Remove the Rear Case (50P).(Screws × 19)
1
×2
1
×2
1
11
1
1
1
1
1
1
1
1
×2×2
1
1
1
C
Rear View
D
Detect Switch (S2)
When detect switch has worked by any chance
When detect switch works, LED of red blinks in succession
by a 300msec period.
Press keys in order of "MENU" key, "ENTER" key and
"POWER" key with the remote control unit after sticking the
detect switch with tape or close the rear case beforehand.
E
This unit activates and it becomes the service factory mode
screen. Afterwards, turn off the power with the remote
control unit.
Perform the normal operation afterward.
Remove the IF Earth Metal.(Screws × 2)
2
Remove four screws.
3
Remove the SW Power Supply Module.
4
SW Power Supply
Module
3
4
×2
3
2
IF Earth
Metal
3
3
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1
Remove the Rear Case (50P). (Screws × 19)
3
Remove the IF Earth Metal (Screws × 2)
3
4
5
×2
5
×2
4
Remove the MR INTERFACE Assy (Connector, Screws × 4)
5
Remove the SP TERMINAL Assy (Connector, Screws × 2)
6
Remove the AUDIO AMP Assy (Connector, Screws × 2)
7
Remove the DIGITAL VIDEO Assy
(Connector,Circuit Board Spacer × 6)
2
Remove the SW Power Supply Module.
(Connector, Screws × 4)
MR INTERFACE, AUDIO AMP SP TERMINAL
and DIGITAL VIDEO Assys
MR INTERFACE
Assy
SP TERMINAL
Assy
IF Earth
Metal
AUDIO AMP Assy
DIGITAL VIDEO Assy
6
6
6
5
Insert it and reduce the Clamper.
Clamper
Sub Frame L
Slit
SW Power Supply
Module
Sub Frame R
6
Insert the SW Power Supply Module into the slit
of Sub Frame L and R.
6
SW Power Supply
Module
4
×4
7
Diagnosis
5
A
B
C
D
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Y DRIVE, SCAN (A), (B) Assy
A
B
C
Remove the three screws.
1
Front Case 50 (P)
Loosen a rivet.
2
Remove the Lead Cover (P).
3
Pull out a Flexible Cable.
4
2
Lead Cover (P)
Rivet
Turn it not to press the rivet.
(Because when the rivet presses,
fit in once again.)
It is easy to remove when pull out
the Lead Cover (P) with the rivet
before completely removing the rivet.
×3
1
44
3
Lead Cover (P)
Remove the Rear Case (50P). (Screws × 19)
7
Remove the Y DRIVE Assy. (Connector, Screws × 8)
8
Remove the Front Chassis V. (Screws × 5)
9
9
9
8
8
×2
Y DRIVE Assy
×2
9
×2
8
×2
8
8
Reverse the SCAN (A) and SCAN (B) Assemblies.
Remove bottom by the fulcrum at the top of Front Case 50 (P).
5
Remove the Front Case 50 (P).
6
D
Front Case 50 (P)
Rear Case
10
When it is necessary, exchange the ROM.
11
SCAN (A) Assy
ROM
×6
6
Aluminum
Materials
It is the structure that a hook of
E
Front Case 50 (P) was put between
with Rear Case and aluminum materials.
5
10
10
SCAN (B) Assy
F
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1
Remove the Rear Case (50P). (Screws × 19)
2
Remove the X DRIVE Assy. (Connector, Screws × 8)
X DRIVE Assy
×2
2
×2
2
×2
2
×2
2
X DRIVE Assy
A
B
C
D
E
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7.2 IC INFORMATION
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
SN755864APZP (SCAN A ASSY : IC6201 - IC6206, SCAN B ASSY : IC6001 - IC6006)
Scan IC
Pin Assignment (Top view)
B
C
D
E
F
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Pin Function
Block Diagram
NamePin No.I/ONum.Function
CLK86I1Shift clock (start edge partial response)
DA91I/O1The serial data input of shifting register
DB85I/O1The serial data output of shifting register
LE40I1It output data done a latch of by "H" level
A/B84I1A shift directional control signal of shift register
CLR92I1It do data of shift register with "H" by "L" level
OC189I1An output control terminal of HVO
OC290I1An output control terminal of HVO
HVO
99, 100, 1-28
36-40, 48-76
O64High voltage drive output (HVO1 - HVO64)
VDD88−1Logic power supply
GND
30-32, 44-46
81-82, 93, 94-95
−11Standard potential. This is common to HVO1 - HVO64.
VH134, 35, 97, 98−4The high potential circuit power supply which is common to HVO1 - HVO32
VH241, 42, 78, 79−4The high potential circuit power supply which is common to HVO33 - HVO64
NC
29, 33, 43, 47
77, 80, 83, 96
−8It is the insulation electrically
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A
B
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D
E
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HD64F2328VF (DIGITAL VIDEO ASSY : IC1101)
Scan IC
A
B
C
D
E
F
Pin Function (1/3)
No.Pin NameFunction
1CS_23
2NCNC Terminal
3VSSGND
4VSSGND
5VCC3.3V power supply
6UA0Address bus
7UA1Address bus
8UA2Address bus
9UA3Address bus
10VSSGND
11UA4Address bus
12UA5Address bus
13UA6Address bus
14UA7Address bus
15UA8Address bus
16UA9Address bus
17UA10Address bus
18UA11Address bus
19VSSGND
20UA12Address bus
21UA13Address bus
22UA14Address bus
23UA15Address bus
24UA16Address bus
25UA17Address bus
26UA18Address bus
27UA19Address bus
28VSSGND
29UA20Address bus
30PA5NC terminal
31PA6NC terminal
32PA7NC terminal
33CE_PNEnables / for panel microcomputer
34CE_PNEnables / for panel microcomputer
35VSSGND
36VSSGND
37APLPThe APL value acquisition trigger signal input
38VD_31The V signal input from IC1401 (PD6358)
39VCC3.3V power supply
40UD0Data bus
41UD1Data bus
42UD2Data bus
43UD3Data bus
44VSSGND
45UD4Data bus
46UD5Data bus
47UD6Data bus
48UD7Data bus
49UD8Data bus
50UD9Data bus
PE5064 (IC1703) control output
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Pin Function (2/3)
No.Pin NameFunction
51UD10
Data bus
52UD11Data bus
53VSSGND
54UD12Data bus
55UD13Data bus
56UD14Data bus
57UD15Data bus
58VCC3.3V power supply
59D_TXDCommunication with IC1207 (module microcomputer)
60EXT_TXDCommunication with the outside (program notes)
61D_RXDCommunication with IC1207 (module microcomputer)
62EXT_RXDCommunication with the outside (program notes)
63D_CLKCommunication with IC1207 (module microcomputer)
64P60NC terminal
65VSSGND
66CS_FLASHA flash memory control terminal
67VSSGND
68VSSGND
69P61NC terminal
70UDREQIC1703 (PE5064) control terminal
71P63NC terminal
72WE_FLASHA flash memory note control signal (unused)
73BUSYThe command receipt of a message lye Norwich output
74REQ_PUA communication demand to a module microcomputer
75SEL23BIC1703 (PE5064) control terminal
76CLRBIC1703 (PE5064) control terminal
77FR_SELThe free run select signal output
78RST31BThe reset output to IC1301, IC1401 (PD6358)
79RST23BThe reset output to IC1703 (PE5064)
80FWEMicrocomputer program note control signal
81RESETReset input
82NMIThe at the rate of tang input (unused)
83STBYThe hardware standby input (unused)
84VCC3.3V power supply
85XTALA clock oscillation child connection terminal
86EXTALA clock oscillation child connection terminal
87VSSGND
88PF7NC terminal
89VCC3.3V power supply
90PF6NC terminal
91RDBA read control terminal from an outside slave device
92HWRBA wright control terminal to an outside slave device
93PF3NC terminal
94PF2NC terminal
95PF1NC terminal
NC terminal
96PF0
NC terminal
97P50
NC terminal
98P51
GND
99VSS
GND
100VSS
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B
C
D
E
F
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8
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Pin Function (3/3)
A
B
C
No.Pin NameFunction
101P52NC terminal
102P53NC terminal
103AVCC3.3V power supply
104VREFA/D, D/A reference voltage input (unused)
105STOPBThe drive control input from IC1703 (PE5064)
106P41NC terminal
107RYBYThe flash memory note ready input
108ADR_K_EMG_L1The emergency input from panel bottom address resonance block
109ADR_K_EMG_U1The emergency input from panel upper address resonance block
110ADR_K_EMG_L2The emergency input from panel bottom address resonance block (unused)
111ADR_K_EMG_U2The emergency input from panel upper address resonance block (unused)
112P47NC terminal
113AVSSGND
114VSSGND
115MUTE_ADRThe panel mute signal input
116MUTE_SUSThe X and Y drive mute signal output (unused)
117P15NC terminal
118HDThe HD signal input from outside Assy (RGB Assy etc.)
119P13NC terminal
120P12NC terminal
121PC_VIDEOThe PC/Video identification output
122VDThe HD signal input from outside Assy (RGB Assy etc.)
123MD0The microcomputer mode of operation select signal input
124MD1The microcomputer mode of operation select signal input
125MD2The microcomputer mode of operation select signal input
126PG0NC terminal
127CS_31YIC1301, IC1401 (PD6358) control signal
128CS_31XIC1301, IC1401 (PD6358) control signal