Sony Digital Photo Printer DPP-EX7 User manual
DIGITAL PHOTO PRINTER
DPP-EX7
SERVICE MANUAL
Volume 1 1st Edition
DPP-EX7 V1
!WARNING
This manual is intended for qualified service personnel only.
To reduce the risk of electric shock, fire or injury, do not perform any servicing other than that
contained in the operating instructions unless you are qualified to do so.Refer all servicing to
qualified service personnel.
!WARNUNG
Die Anleitung ist nur für qualifiziertes Fachpersonal bestimmt.
Alle Wartungsarbeiten dürfen nur von qualifiziertem Fachpersonal ausgeführt werden.Um die
Gefahr eines elektrischen Schlages, Feuergefahr und Verletzungen zu vermeiden, sind bei
Wartungsarbeiten strikt die Angaben in der Anleitung zu befolgen. Andere als die angegeben
Wartungsarbeiten dürfen nur von Personen ausgeführt werden, die eine spezielle Befähigung
dazu besitzen.
!AVERTISSEMENT
Ce manual est destiné uniquement aux personnes compétentes en charge de l’entretien.Afin
de réduire les risques de décharge électrique, d’incendie ou de blessure n’effectuer que les
réparations indiquées dans le mode d’emploi à moins d’être qualifié pour en effectuer d’autres.
Pour toute réparation faire appel à une personne compétente uniquement.
WARNING
This unit has no power switch.
When installing the unit, incorporate a readily
accessible disconnect device in the fixed wiring, or
connect the power cord to a socket-outlet which must
be provided near the unit and easily accessible, so that
the user can turn off the power in case a fault should
occur.
WARNUNG
Dieses Gerät hat keinen Netzschalter.
Beim Einbau des Geräts ist daher im Festkabel ein
leicht zugänglicher Unterbrecher einzufügen, oder das
Netzkabel mu
ß
mit einer in der Nähe des Geräts
befindlichen, leicht zugänglichen Wandsteckdose
verbunden werden, damit sich bei einer
Funktionsstörung die Stromversorgung zum Gerät
jederzeit unterbrechen lä
ß
t.
1
DPP-EX7 V1
Table of Contents
Manual Structure
Purpose of this manual .............................................................................................. 3
Related manuals......................................................................................................... 3
1. Service Information
1-1. Main Parts Location ....................................................................................1-1
1-1-1. Main Block Location..................................................................1-1
1-1-2. Board Location ...........................................................................1-1
1-2. Removal and Installation of Cabinet...........................................................1-1
1-2-1. Upper Cabinet Assembly ...........................................................1-1
1-2-2. LCD Sub Assembly....................................................................1-2
1-3. Sensor Arrangement and Functional Description .......................................1-3
2. Replacement of Main Parts
2-1. Replacement of Board.................................................................................2-1
2-1-1. DK-45 Board ..............................................................................2-1
2-1-2. PW-45 Board..............................................................................2-2
2-1-3. MD-45 Board .............................................................................2-2
2-1-4. JD-45 Board ...............................................................................2-3
2-1-5. PE-45 Board ...............................................................................2-3
2-1-6. RM-45 Board .............................................................................2-4
2-1-7. PR-45 Board ...............................................................................2-4
2-1-8. TP-45 Board ...............................................................................2-5
2-2. DC Fan ........................................................................................................2-5
2-3. Paper Eject Guide Assembly.......................................................................2-6
2-4. Mechanical Deck Assembly........................................................................2-6
2-5. Switching Regulator....................................................................................2-7
2-6. PCMCIA Ejector .........................................................................................2-7
2-7. Thermal Head..............................................................................................2-8
2-8. Paper Feed Frame Assembly.......................................................................2-8
2-9. Chassis Assembly........................................................................................2-9
2-10. Stepping Motor............................................................................................2-9
2-11. E Capstan Roller .......................................................................................2-10
2-12. LCD Module .............................................................................................2-11
2DPP-EX7 V1
3. Service Mode
3-1. Activation ....................................................................................................3-1
3-2. Touch Panel Position Adjustment ...............................................................3-1
3-3. LCD Contrast Check and Adjustment.........................................................3-2
3-4. Density Adjustment for During Thermal Head Replacement.....................3-2
4. Troubleshooting
4-1. Electrical Troubleshooting ..........................................................................4-1
4-2. Error Display ...............................................................................................4-2
4-3. Mechanical Troubleshooting.......................................................................4-5
4-4. Upgrade .......................................................................................................4-7
3
DPP-EX7 V1
Purpose of this manual This manual is the service manual Vol. 1 of Digital Photo Printer DPP-EX7.
This manual describes the information on maintenance and the service information
such as parts replacement, service mode and troubleshooting.
Related manuals In addition to this “Service Manual Vol. 1”, this unit is provided with the manual
below.
..
..
.Service Manual Vol. 2 (Not supplied for products.)
Part No.: 9-955-392-21
This manual describes the semiconductors, spare parts, block diagrams, schematic
diagrams, and board layouts of this unit.
..
..
.Operating Instruction (Supplied for products.)
Part No.: 3-207-207-11
These manuals describe the information required for the actual management and
operation of this unit.
..
..
.“Semiconductor Pin Assignments” CD-ROM (Available on request)
This “Semiconductor Pin Assignments” CD-ROM allows you to search for
semiconductors used in B&P Company equipment.
Semiconductors that cannot be searched for on this CD-ROM are listed in the
service manual for the corresponding unit. The service manual contains a com-
plete list of all semiconductors and their ID Nos., and thus should be used together
with the CD-ROM.
Part number: 9-968-546-XX
Manual Structure
1-1
DPP-EX7 V1
Section 1
Service Information
Switching
regulator
Inverter unit
Chassis
assembly
Paper feed frame assembly
PCMCIA
ejector
Thermal head
DC fan
LCD module
RM-45 board
TP-45 board
MD-45 board
PR-45 board
JD-45 board
PE-45 board
DK-45 board
PW-45 board
1-2. Removal and Installation of Cabinet
1-2-1. Upper Cabinet Assembly
1. Remove the four screws, then remove the upper
cabinet assembly.
2. Disconnect the flexible printed wiring board and one
flexible flat cable from the connectors (CN152 and
CN201) on the DK-45 board.
3. Attach the upper cabinet assembly in the reverse order
of steps 1 to 2.
1-1. Main Parts Location
1-1-1. Main Block Location
1-1-2. Board Location
BVTP
3x20
BVTP
3x20
Upper cabinet
assembly
CN201
CN152
DK-45 board
Flexible printed
wiring board
Flexible
flat cable
1-2 DPP-EX7 V1
PTTWH 2x5
Hinge cover assembly
LCD sub assembly
Upper cabinet
assembly
LCD sub assembly
Spring (PR)
Harness
PSW
2.6x8
BVTP
2.6x6
1-2-2. LCD Sub Assembly
1. Remove the upper cabinet assembly. (Refer to Section
1-2-1.)
2. Remove one screw, then remove the hinge cover
assembly.
3. Remove one screw (BVTP 2.6x6), then remove the
harness.
4. Remove one screw (BVTP 2.6x6), then remove the
spring (PR).
5. Remove two screws (BSW 2.6x8), then remove the
LCD sub assembly in the direction indicated by the
arrow.
6. Attach the LCD sub assembly in the reverse order of
steps 1 to 5.
1-3
DPP-EX7 V1
1-3. Sensor Arrangement and Functional Description
MD-45 board
Ref. Name Type Function
PH903, 904 Mode position sensor Reflection type x2 Detects the position of a DC motor.
PH901, 902 Ribbon code sensor Reflection type x2 Detects the type of a ribbon.
D901 Ribbon mark sensor Transmissive type (LED) Detects the mark of each ribbon color.
PH905 Ribbon in-sensor Reflection type x1 Detects the existence of a ribbon
cassette.
JD-45 board
Ref. Name Type Function
PH1020 Jamming dead sensor Reflection type x1 Detects the paper position.
Detects the paper type.
PH901 D901
PH902
PH905
PH904
PH903
MD-45 board (Side A)
PH1020
JD-45 board (Side A)
1-4 DPP-EX7 V1
PE-45 board
Ref. Name Type Function
PH1030 Paper edge sensor Reflection type x1 Detects the paper position.
Detects the paper type.
RM-45 board
Ref. Name Type Function
Q1040 Ribbon mark sensor Transmissive type Detects the mark of each ribbon color.
(photo transistor)
PE-45 board (Side A)
PH1030
RM-45 board (Side A)
Q1040
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