lumen DPP-EX7 Service Manual

DIGITAL PHOTO PRINTER
DPP-EX7
SERVICE MANUAL
Volume 1 1st Edition
! 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
ß
Netzkabel mu
befindlichen, leicht zugänglichen Wandsteckdose verbunden werden, damit sich bei einer Funktionsstörung die Stromversorgung zum Gerät jederzeit unterbrechen läßt.
mit einer in der Nähe des Geräts
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
DPP-EX7 V1
1
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
2
DPP-EX7 V1

Purpose of this manual

Related manuals

Manual Structure

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.
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 com­plete list of all semiconductors and their ID Nos., and thus should be used together with the CD-ROM. Part number: 9-968-546-XX
DPP-EX7 V1
3
Section 1
BVTP 3x20
BVTP 3x20
Upper cabinet assembly
CN201
CN152
DK-45 board
Flexible printed wiring board
Flexible flat cable

Service Information

1-1. Main Parts Location

1-1-1. Main Block Location

LCD module
PCMCIA ejector
Inverter unit
Switching regulator
Paper feed frame assembly
Thermal head
DC fan
Chassis assembly

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.

1-1-2. Board Location

RM-45 board
DK-45 board
PW-45 board
PR-45 board
MD-45 board
JD-45 board
PE-45 board
TP-45 board
3. Attach the upper cabinet assembly in the reverse order of steps 1 to 2.
DPP-EX7 V1
1-1

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.
Hinge cover assembly
Upper cabinet assembly
LCD sub 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.
LCD sub assembly
PTTWH 2x5
Harness
BVTP
2.6x6
Spring (PR)
PSW
2.6x8
6. Attach the LCD sub assembly in the reverse order of steps 1 to 5.
1-2
DPP-EX7 V1

1-3. Sensor Arrangement and Functional Description

MD-45 board
PH901 PH902 PH905
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
D901
PH903
PH904
MD-45 board (Side A)
cassette.
JD-45 board
PH1020
JD-45 board (Side A)
Ref. Name Type Function
PH1020 Jamming dead sensor Reflection type x1 Detects the paper position.
Detects the paper type.
DPP-EX7 V1
1-3
PE-45 board
PH1030
PE-45 board (Side A)
Ref. Name Type Function
PH1030 Paper edge sensor Reflection type x1 Detects the paper position.
Detects the paper type.
RM-45 board
Q1040
RM-45 board (Side A)
Ref. Name Type Function
Q1040 Ribbon mark sensor Transmissive type Detects the mark of each ribbon color.
(photo transistor)
1-4
DPP-EX7 V1
Section 2

Replacement of Main Parts

2-1. Replacement of Board

2-1-1. DK-45 Board

1. Remove the upper cabinet assembly. (Refer to Section 1-2-1.)
2. Disconnect the four flexible flat cables from the connectors (CN251, CN252, CN253 and CN255) on the DK-45 board.
3. Remove the three screws (BVTP 2.6x8), two screws (BVTT 2.6x5) and one screw (BTP 2.6x10), then raise the ferrite holder in the direction indicated by the arrow and remove the DK-45 board.
4. Remove the PC/MS guide assembly from the DK-45 board.
5. Remove the two solders, then remove the upper DK shield case from the DK-45 board.
Flexible flat cables
Solders
BVTP
2.6x8 BVTP
2.6x8
6. Remove the five solders, then remove the lower DK shield case from the DK-45 board.
DK-45 board
Solder
Solders
Solders
Lower DK shield case
7. Install the DK-45 board in the reverse order of steps 1 to 6.
BTP
2.6x10
CN251
CN255
CN253
PC/MS guide assembly
BVTT
2.6x5
B
A
B
A
Upper DK shield case
CN252
DK-45 board
Ferrite holder
DPP-EX7 V1
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+ 25 hidden pages