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ACER
ACER
DBG DPBU II
DBG DPBU II
Service
Service
Service Manual
Service Manual
T
T
able of
able of
Contents
Contents
Important Safety Notice------------------------------------------------------------------------------------- 01
Important Safety Notice------------------------------------------------------------------------------------- 01
01.
01.
Product
Product
Specification---------
Specification---------
02.
02.
OSD
OSD
Menu----------------
Menu----------------
03.
03.
Exploded
Exploded
Diagram
Diagram
04.
04.
Assembly
Assembly
and
and
05
05
.
.
Troubleshooting----------------------------------------------------------------------------------------19
Troubleshooting----------------------------------------------------------------------------------------19
06.
06.
Firmware
Firmware
Upgrade
Upgrade
07.
07.
Writing
Writing
EDID
EDID
08.
08.
Block
Block
Diagram----------------
Diagram----------------
Appendix
Appendix
I :
I :
User s Ma
User s
Appendix II : Spare Parts List
Appendix II : Spare Parts List
Appendix III: Software Pack
Appendix III: Software Pack
Any person attempting to service this chassis must familarize with the chassis and be
Any person attempting to service this chassis must familarize with the chassis and be
aware of the necessary safety precautions to be used when servi
aware of the necessary safety precautions to be used when servi
Publishe
Published
d
by
by
Wistron
Wistron
Product Announcement:
Product Announcement:
This product is certificated to meet RoHS Directive and
This product is certificated to meet RoHS Directive and
Lead-Free produced definition. Using approved critical
Lead-Free produced definition. Using approved critical
components only is recommended when the situation
components only is recommended when the situation
to replace defective parts. Vender assumes no liability
to replace defective parts. Vender assumes no liability
express or implied, arising out of any u
express or implied, arising out of any u
modification of design or replacing non-RoHS parts.
modification of design or replacing non-RoHS parts.
Service providers assume all liability.
Service providers assume all liability.
Qualified Repairability:
Qualified Repairability:
Proper service and repair is important to the
Proper service and repair is important to the
reliable operation of all series products. The
reliable operation of all series products. The
providers recommended by vender should being
providers recommended by vender should being
aware of notices listed in this service manual in
aware of notices listed in this service manual in
to minimize the risk of personal injury when
to minimize the risk of personal injury when
service procedures. Furthermore, the possible existed
service procedures. Furthermore, the possible existed
improper repairing method may damage equipment or
improper repairing method may damage equipment or
products. It is recommended that service engineers
products. It is recommended that service engineers
should have repairing knowledge, experience, as well
should have repairing knowledge, experience, as well
----------------------
----------------------
-----------------------
-----------------------
------------------------------------------------------------------------------------- 10
------------------------------------------------------------------------------------- 10
Disassembly
Disassembly
Procedures--------
Procedures--------
Procedure----------
Procedure----------
Procedure----------
Procedure----------
-----------------------
-----------------------
-----------------------
-----------------------
Manual
nual
'
'
Safety Notice
Safety Notice
high voltage.
high voltage.
Corporation
Corpor
ation
Printed
Printed
in
in
04th-Sept.-2008
04th-Sept.-2008
Important Safety Notice
Important Safety Notice
nauthorized
nauthorized
safe,
safe,
service
service
order
order
perform
perform
ACER_LCD_X193HQ_SM080904V1
ACER_LCD_X193HQ_SM080904V1
Model
Model
-----------------------
-----------------------
-----------------------
-----------------------
-----------------------
-----------------------
-----------------------
-----------------------
-----------------------
-----------------------
-----------------------
-----------------------
----------------------
----------------------
-----------------------
-----------------------
ng electronic equipment containing
ng electronic equipment containing
T
T
aiwan
aiwan
©
©
All
All
rights
rights
reserve
reserved
!
!
Using Lead-Free solder to well mounted the
Using Lead-Free solder to well mounted the
The fusion point of Lead-Free solder requested in the
The fusion point of Lead-Free solder requested in the
!
!
degree of 220 C.
degree of 220 C.
°
°
ID:RA19WAANU
ID:RA19W
AANU
-----------------------
-----------------------
----
----
02
02
----------08
----------08
-----------------------
-----------------------
-----12
-----12
----------------31
----------------31
-----------------------
-----------------------
-33
-33
-----------------------
-----------------------
-----
-----
35
35
d
Subject
Subject
to
to
modifica
modification
tion
ACER X193HQ
ACER X193HQ
Go to cover page
Go to cover page
parts.
parts.
1
1
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Summary of Contents for Acer DBG DPBU II
- Page 1 ACER ACER ACER_LCD_X193HQ_SM080904V1 ACER_LCD_X193HQ_SM080904V1 Model Model ID:RA19W ID:RA19WAANU AANU DBG DPBU II DBG DPBU II Service Service Service Manual Service Manual able of able of Contents Contents Important Safety Notice------------------------------------------------------------------------------------- 01 Important Safety Notice------------------------------------------------------------------------------------- 01 Product Product Specification--------- Specification--------- ----------------------...
- Page 2 Important Safety Notice Important Safety Notice ACER X193HQ ACER X193HQ Go to cover page Go to cover page Product Announcement: Product Announcement: This product is certificated to meet RoHS Directive and This product is certificated to meet RoHS Directive and...
- Page 3 Important Safety Notice Important Safety Notice ACER X193HQ ACER X193HQ Go to cover page Go to cover page Product Announcement: Product Announcement: This product is certificated to meet RoHS Directive and This product is certificated to meet RoHS Directive and...
- Page 4 ACER X193HQ ACER X193HQ 1. Product Specification 1. Product Specification Go to cover page Go to cover page The LCD monitor consists of an interface board , a power The LCD monitor consists of an interface board , a power ...
- Page 5 ACER X193HQ 1. Product Specification (continued) Go to cover page Symbol Item Min Normal Unit Remark Signal Signal Signal Red-Video Red-GND Horizontal Frequency kHz Minimum range Green-Video Green-GND DDC-SDA Blue-Video Blue-GND H-SYNC Vertical Frequency Minimum range + 5V V-SYNC...
- Page 6 ACER X193HQ 1. Product Specification (continued) Go to cover page 1.3.2.5 Sync Signal Loading 1.3.3.4 OSD adjustment TTL input loading shall be equivalent to one TTL ITEM CONTENT input load. When logic 0 is asserted by a sync AUDIO VOLUME...
- Page 7 ACER X193HQ 1. Product Specification (continued) Go to cover page 1.3.4.3 Mode Recognition Pull-in 1.3.5.2 Video Stretching The monitor shall recognize preset modes within a The monitor shall contain provisions to “stretch” the range of +/-1KHz whichever is less for horizontal ;...
- Page 8 ACER X193HQ 1. Product Specification (continued) Go to cover page The lamps shall extend a sufficient amount from 1.3.8 Display Communications Channel the edge of the light guide that sputtering over the The monitor assembly shall provide a display life of the lamps shall not cause degradation of the...
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Page 9: Main Osd Menu
ACER X193HQ 1. Product Specification (continued) Go to cover page 1.4.5.5 Defect Terminology 1.5 Optical Characteristics Table 3 gives the descriptive terms used in classifying Depends on the LCD supplier's spec. Details refer to QA Inspection Spec. defects. S p o ts o r li n e s th a t a p p e a r d a rk in th e d is p la y p a tte rn s a n d a re u s u a lly th e re s u lt o f c o n ta m in a tio n . - Page 10 ACER X193HQ 2 OSD Menu Go to cover page 2.1 MAIN OSD MENU Outline: The description for control function: The description for control function: M ain S u b S u b M e n u A d j u s t m e n t...