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 2005
ORDER NO.
ARP3252
PDK-50HW3
HAND WRITING DEVICE
PDK-50HW3
THIS MANUAL IS APPLICABLE TO THE FOLLOWINGMODEL(S) AND TYPE(S).
ModelTypePower RequirementRemarks
PDK-50HW3UCYVBKEDC power supplyBus-powered from USB port
PDK-50HW3Z/CNDC power supplyBus-powered from USB port
For details, refer to "Important Check Points for Good Servicing".
T-ZZK MAR. 2005 printed in Japan
1234
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
B
cause cancer, birth defects or other reproductive harm.
Health & Safety Code Section 25249.6 – Proposition 65
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
C
les pièces de remplacement doivent avoir la même désignation.
(FOR USA MODEL ONLY)
1. SAFETY PRECAUTIONS
The following check should be performed for the
continued protection of the customer and service
technician.
LEAKAGE CURRENT CHECK
Measure leakage current to a known earth ground
(water pipe, conduit, etc.) by connecting a leakage
current tester such as Simpson Model 229-2 or
D
equivalent between the earth ground and all exposed
metal parts of the appliance (input/output terminals,
screwheads, metal overlays, control shaft, etc.). Plug
the AC line cord of the appliance directly into a 120V
AC 60 Hz outlet and turn the AC power switch on. Any
current measured must not exceed 0.5 mA.
Leakage
current
E
Device
under
test
Also test with
plug reversed
(Using AC adapter
plug as required)
Test all
exposed metal
surfaces
AC Leakage Test
tester
Reading should
not be above
0.5 mA
Earth
ground
ANY MEASUREMENTS NOT WITHIN THE
LIMITS OUTLINED ABOVE ARE INDICATIVE
OF A POTENTIAL SHOCK HAZARD AND
MUST BE CORRECTED BEFORE RETURNING THE APPLIANCE TO THE CUSTOMER.
2. PRODUCT SAFETY NOTICE
Many electrical and mechanical parts in the appliance
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 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 parts list in this Service Manual.
The use of a substitute replacement component which
does 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.
on the schematics and
F
2
1234
PDK-50HW3
5678
[Important Check Points for Good Servicing]
In this manual, procedures that must be performed during repairs are marked with the below symbol.
Please be sure to confirm and follow these procedures.
1. Product safety
Please conform to product regulations (such as safety and radiation regulations), and maintain a safe servicing environment by
following the safety instructions described in this manual.
1 Use specified parts for repair.
Use genuine parts. Be sure to use important parts for safety.
2 Do not perform modifications without proper instructions.
Please follow the specified safety methods when modification(addition/change of parts) is required due to interferences such as
radio/TV interference and foreign noise.
3 Make sure the soldering of repaired locations is properly performed.
When you solder while repairing, please be sure that there are no cold solder and other debris.
Soldering should be finished with the proper quantity. (Refer to the example)
4 Make sure the screws are tightly fastened.
Please be sure that all screws are fastened, and that there are no loose screws.
5 Make sure each connectors are correctly inserted.
Please be sure that all connectors are inserted, and that there are no imperfect insertion.
6 Make sure the wiring cables are set to their original state.
Please replace the wiring and cables to the original state after repairs.
In addition, be sure that there are no pinched wires, etc.
7 Make sure screws and soldering scraps do not remain inside the product.
Please check that neither solder debris nor screws remain inside the product.
8 There should be no semi-broken wires, scratches, melting, etc. on the coating of the power cord.
Damaged power cords may lead to fire accidents, so please be sure that there are no damages.
If you find a damaged power cord, please exchange it with a suitable one.
9 There should be no spark traces or similar marks on the power plug.
When spark traces or similar marks are found on the power supply plug, please check the connection and advise on secure
connections and suitable usage. Please exchange the power cord if necessary.
0 Safe environment should be secured during servicing.
When you perform repairs, please pay attention to static electricity, furniture, household articles, etc. in order to prevent injuries.
Please pay attention to your surroundings and repair safely.
A
B
C
D
2. Adjustments
To keep the original performance of the products, optimum adjustments and confirmation of characteristics within specification.
Adjustments should be performed in accordance with the procedures/instructions described in this manual.
3. Lubricants, Glues, and Replacement parts
Use grease and adhesives that are equal to the specified substance.
Make sure the proper amount is applied.
4. Cleaning
For parts that require cleaning, such as optical pickups, tape deck heads, lenses and mirrors used in projection monitors, proper
cleaning should be performed to restore their performances.
5. Shipping mode and Shipping screws
To protect products from damages or failures during transit, the shipping mode should be set or the shipping screws should be
installed before shipment. Please be sure to follow this method especially if it is specified in this manual.
5. PCB PARTS LIST ........................................................................................................................................... 79
7.1.1 TEST MODE ...................................................................................................................................... 87
7.1.2 SELF TEST FUNCTION (SelfTest) .................................................................................................... 88
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.
A
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.)
The illustration shows the block
diagram of the basic LED formation
(applicable to LED-A to LED-G Assys).
For both horizontally and vertically
formatted boards, the block structure is
the same. If any of the three problems
listed below are encountered, use the
B
checkpoints listed below.
• If the unit length of the board is a
problem
For a horizontally formatted board,
the HBOARD_SEL signal may not
be correct. Check the signal.
For a vertically formatted board,
the VBOARD_SEL signal may not
be correct. Check the signal.
• When there is a problem within the
8 LED unit
For a horizontally formatted board,
C
the HBLOCK_SEL signal may not
be correct. Check the signal.
For a vertically formatted board,
the VBLOCK_SEL signal may not
be correct. Check the signal.
Y7
Y6
Y5
Y4
Y3
Y2
DT8
DT7
DT6
DT5
DT4
DT3
LED
(x8)
LED
(x8)
LED
(x8)
LED
(x8)
LED
(x8)
LED
(x8)
• When there is a problem with the
8 LED sensor cycle
For horizontally and vertically
formatted boards, the LED_SEL
signal may not be correct. Check
the signal.
D
E
Y7
3 to 8 line
decoder / invertor
IC1
Y1
Y0
DT2
DT1
Y0
LED
(x8)
LED
(x8)
Y0Y7
LED Block select
(0, 1, 2)
LED Board select
3 to 8 line decoder / invertor
LED Clock
94.75kHz
IC2
LED Board
select
UCOM
IC15
LED select
(0, 1, 2)
LED-A ASSY
A
F
14
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PDK-50HW3
5678
Sensor
(x8)
+5V
Sensor
(x8)
+5V
Sensor
(x8)
+5V
Sensor
(x8)
+5V
Sensor
(x8)
+5V
Sensor
(x8)
+5V
Sensor
(x8)
+5V
Sensor
(x8)
+5V
Amp
Amp
Amp
Amp
Amp
Amp
Amp
Amp
Scanner
demux
IC24
Scanner
demux
IC23
Scanner
demux
IC22
Scanner
demux
IC21
Scanner
demux
IC20
Scanner
demux
IC19
Scanner
demux
IC18
Scanner
demux
IC17
Y7
Y6
Y5
Y4
Y3
Y2
Y1
Y0
HN
SENSOR-H ASSY – SENSOR-N ASSY
The illustration shows the block diagram of the sensor board
(applicable to SENSOR-H to SENSOR-N Assys).
For both horizontally and vertically formatted boards, the block
structure is the same. If any of the three problems listed below are
encountered, use the checkpoints listed below.
• If the unit length of the board is a problem
For a horizontally formatted board, the HSDEC_SEL or H_RCV
signal may not be correct. Check the signal.
For a vertically formatted board, the VSDEC_SEL or V_RCV
signal may not be correct. Check the signal.
• When there is a problem within the 8 sensor unit
For a horizontally formatted board, the HSEN_ADR signal may
not be correct. Check the signal.
For a vertically formatted board, the V HSEN_ADR signal may
not be correct. Check the signal.
• When there is a problem with the 8 LED sensor cycle
For a horizontally formatted board, the HSEN_SEL signal may
not be correct. Check the signal.
For a vertically formatted board, the VSEN_SEL signal may not
be correct. Check the signal.
A
B
C
D
Sensor select
(0, 1, 2)
Sensor Board select
Sensor Address select
(0, 1, 2)
X (RCV out)
TP
Adjustable amp
RCV Board select (0, 1)
56
3 to 8 line
decoder / invertor
IC25
4 channel analog
demultiplexer
IC2, IC3
LED-A ASSY
A
Y0
Y7
RCV data from other boards (X0, X1,...)
PDK-50HW3
E
F
15
7
8
1234
3.2 OVERALL WIRING DIAGRAM
A
SENSOR-K ASSY
K
(BZW1519)
By changing jumper-pin settings on the SENSOR-I, -J, and -K Assy's,
LED-G ASSY
G
B
C
(BZW1515)
CN1
CN4
LED-F ASSY
(BZW1514)
÷
When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS LIST" or
"PCB 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.
÷
: The power supply is shown with the marked box.
you can use the SENSOR-I, -J, and -K Assy's one in place of another.
Refer to "7.1.4 OPERATION CHECKS USING EXCHANGEABLE ASSY'S"
CN4
CN1
SENSOR-J ASSY
J
(BZW1518)
CN4
F
<BACK SIDE VIEW>
CN1
D
CN4
LED-E ASSY
(BZW1513)
E
E
CN3 CN2
CN5
CN6
LED-D ASSY
D
(BZW1512)
CN1
CN4
LED-C ASSY
C
(BZW1511)
CN1
F
16
1234
By changing jumper-pin settings on the LED-B, and -C Assy's,
you can use the LED-B Assy as the LED-C Assy, and vice versa.
Refer to "7.1.4 OPERATION CHECKS USING EXCHANGEABLE ASSY'S"
PDK-50HW3
5678
A
CN1
SENSOR-I ASSY
I
(BZW1517)
<BACK SIDE VIEW>
CN4
CN1
SENSOR-H ASSY
H
(BZW1516)
CN5
CN6
SENSOR-N ASSY
N
(BZW1522)
CN3CN2
CN4
CN1
SENSOR-M ASSY
(BZW1521)
M
B
C
CN4
LED-B ASSY
B
(BZW1510)
CN1
CN2
CN1
CN4
LED-A ASSY
A
(BZW1509)
CN2
CN1
SENSOR-L ASSY
(BZW1520)
L
CN4
CN5
CN6
CN7
CN8
CN9
CN15
CN14CN3
D
E
USB CABLE
(BZD1411)
56
O
(BZW1523)
PDK-50HW3
USB BOARD ASSY
SENSOR HOLDER
SENSOR HOLDER
7
F
17
8
1234
Q
3.3 LED-A ASSY (GUIDE PAGE)
LED-A ASSY (BZW1509)
A
A-a
A
BZT1701
BZT1701
BZQ1765
BZQ1765
CN14
BZK1511
HOLDER
SENSOR
BZQ1747
BZQ1747
B
CN15
BZK1511
HOLDER
SENSOR
BZQ1766
BZQ1747BZQ1747
BZQ1766
BZQ1771
BZQ1766
BZQ1770
BZQ1764
BZQ1764
BZQ1763
C
CN7
BZK1516
L
CN4
L
CN5
L
CN6
D
E
CN8
BZK1512
CN9
BZK1516
AZT1217
BZQ1766
BZQ1746
BZQ1739
BZQ1739
AZT1217
BZQ1739
BZQ1739
BZS1350
BZQ
BZ
BZQ1737BZQ1737
F
A
18
1234
PDK-50HW3
5678
ZQ1764
AZQ1109
BZQ1771
BZQ1768
BZQ1766
BZQ1771
A-b
BZQ1740
BZQ1772
DT1-DT18 : BZQ1768
LED1-LED64 : AZQ1108
A
B
C
1350
BZQ1745
BZQ1743
BZQ1736
BZQ1743
BZT1703
BZT1702
BZQ1743
BZQ1743
CN3
BZK1513
O
CN2
BZQ1772
CN4
BZK1518
D
E
BZQ1743
BZQ1743
BZQ1743
PDK-50HW3
56
CN1
B
F
A
19
7
8
1234
3.4 LED-A ASSY
A
BZK1512
BZQ1739
CN5
L
CN8
CN6
A
CN9
BZK1516
AZT1217
BZQ1766
B
BZQ1739
C
BZQ1746
L
BZQ1737BZQ1737
AZT1217
D
BZQ1739
BZQ1739
E
BZS1350
F
20
1234
PDK-50HW3
5678
L
BZQ1739
CN5
L
CN8
BZK1512
CN4
L
CN7
BZK1516
Guide page
2/2
1/2
1/21/2
Detailed page
1/22/2
BZQ1747BZQ1747
BZQ1766
SENSOR
HOLDER
BZK1511
BZT1701
BZQ1765
CN15
BZQ1747
BZQ1766
SENSOR
HOLDER
BZQ1747
BZK1511
BZT1701
CN14
BZQ1765
A
LED-A ASSY (BZW1509)
A
B
C
BZQ1739
BZQ1766
BZQ1771
BZQ1763
D
BZQ1770
BZQ1764
E
BZQ1764
PDK-50HW3
56
F
21
7
8
1234
A
B
C
BZQ1743
BZQ1743
BZQ1743
BZQ1745
BZQ1743
BZQ1736
BZQ1743
BZT1703
BZT1702
D
CN3
O
BZK1513
BZQ1743
BZQ1743
CN2
Guide page
2/2
1/2
E
1/21/2
Detailed page
2/22/2
CN4
F
A
B
CN1
22
1234
BZK1518
PDK-50HW3
Q
5678
A
BZ
1743
BZQ1771
BZQ1768
BZQ1743
BZQ1766
AZQ1109
B
C
BZQ1771
BZQ1740
BZQ1772
BZQ1772
DT1-DT18 : BZQ1768
LED1-LED64 : AZQ1108
D
E
F
56
PDK-50HW3
23
7
8
1234
3.5 LED-B ASSY
LED-B ASSY (BZW1510)
B
A
B
C
9
5
BZQ1772
Block Selector
2
D
Refer to
"7.1.4 OPERATION CHECKS
USING EXCHANGEABLE ASSY'S"
CN1
BZK1517
E
3 4 8
1
CN4
A
F
B
24
1234
PDK-50HW3
5678
DT1-DT16 : BZQ1768
LED1-LED64 : AZQ1108
A
B
C
BZQ1772
LED Selector
CN4
BZK1518
C
6
10
CN1
7
11
D
E
56
PDK-50HW3
F
B
25
7
8
1234
3.6 LED-C ASSY
LED-C ASSY (BZW1511)
C
A
B
C
BZQ1772
Block Selector
D
Refer to
"7.1.4 OPERATION CHECKS
USING EXCHANGEABLE ASSY'S"
CN1
BZK1517
E
CN4
B
F
C
26
1234
PDK-50HW3
5678
DT1-DT16 : BZQ1768
LED1-LED64 : AZQ1108
A
B
C
BZQ1772
LED Selector
CN4
BZK1518
CN1
D
PDK-50HW3
56
D
E
F
C
27
7
8
1234
3.7 LED-D ASSY
LED-D ASSY (BZW1512)
D
A
B
C
BZQ1772
Block Selector
CN2
BZK1511
D
CN1
BZK1517
E
CN4
C
F
D
28
1234
PDK-50HW3
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