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
nauthorized
nauthorized
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
safe,
safe,
reliable operation of all series products. The
reliable operation of all series products. The
service
service
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
order
order
to minimize the risk of personal injury when
to minimize the risk of personal injury when
perform
perform
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
as appropriate product training per new model before
as appropriate product training per new model before
performing the service procedures.
performing the service procedures.
NOTICE:
NOTICE:
T
T
o avoid electrical shocks, the
o avoid electrical shocks, the
products should be
products should be
connect to an authorized power cord, and turn
connect to an authorized power cord, and turn
off the
off the
master power switch each time before removing the
master power switch each time before removing the
AC power cord.
AC power cord.
T
T
o prevent the p
o prevent the p
roduct away from water or
roduct away from water or
expose
expose
in extremely high humility environment.
in extremely high humility environment.
T
T
o ensure the
o ensure the
continued reliability of this
continued reliability of this
product,
product,
use only original manufacturer’s specified parts.
use only original manufacturer’s specified parts.
T
T
o ensure following
o ensure following
safety repairing behavior, put the
safety repairing behavior, put the
replaced part on the components side of
replaced part on the components side of
PWBA, not
PWBA, not
solder side.
solder side.
!
!
!
!
!
!
!
!
To ensure using a proper screwdriver, follow the
To ensure using a proper screwdriver, follow the
torque and force listed in assembly and d
torque and force listed in assembly and d
isassembly
isassembly
procedures to screw and unscrew screws.
procedures to screw and unscrew screws.
!
!
Using Lead-Free solder to well mounted the
Using Lead-Free solder to well mounted the
parts.
parts.
!
!
!
!
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.
°
°
Important Safety Notice
Important Safety Notice
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1
1
ACER X193HQ
ACER X193HQ
1.1 SCOPE
1.1 SCOPE
This document defines the design and performance
This document defines the design and performance
requirements for a 19W inch diagonal , flat panel monitor
requirements for a 19W inch diagonal , flat panel monitor
.The display element shall be a WXGA(1366X768)
.The display element shall be a WXGA(1366X768)
resolution TFT-LCD (Thin Film Transistor Liquid Crystal
resolution TFT-LCD (Thin Film Transistor Liquid Crystal
Display).16.7M color images are displayed on the
Display).16.7M color images are displayed on the
panel.Video input signals are analog RGB (0.7Vp-p). When
panel.Video input signals are analog RGB (0.7Vp-p). When
the
the
systemis pow
systemis pow
ered-on , previously stored
ered-on , previously stored
screen
screen
parameters for a pre-defined mode will be recalled if the
parameters for a pre-defined mode will be recalled if the
operating mode is one of stored in memory( 21 factory , 9
operating mode is one of stored in memory( 21 factory , 9
users timing ).This monitor operates normal by non-
users timing ).This monitor operates normal by non-
interlaced mode. DDC (Display Data Channel) function is
interlaced mode. DDC (Display Data Channel) function is
DDC2Bi compliance Power saving function complies with
DDC2Bi compliance Power saving function complies with
the DPMS (Display Power Management Signaling)
the DPMS (Display Power Management Signaling)
standard.
standard.
1.2
1.2
GENE
GENE
RAL REQUIR
RAL REQUIR
EMEN
EMEN
TS
TS
1.2.1Test Condition
1.2.1Test Condition
Brightness level & contrast level max. Full white
Brightness level & contrast level max. Full white
pattern test mode following spec. Warm up more than
pattern test mode following spec. Warm up more than
1 hr, ambient light < 10 Lux , Luminance meter
1 hr, ambient light < 10 Lux , Luminance meter
CA110 or BM7 or same equipment .
CA110 or BM7 or same equipment .
1.2.2 Test Equipment
1.2.2 Test Equipment
The reference signal source is a calibrated Chroma
The reference signal source is a calibrated Chroma
1. Product Specification
1. Product Specification
The LCD monitor consists of an interface board , a power
The LCD monitor consists of an interface board , a power
board ,
board ,
a
a
funct
funct
ion key boar
ion key boar
d and two speak
d and two speak
er(1W
er(1W
)(wit
)(wit
h audio)
h audio)
The
The
int
int
erf
erf
ace
ace
boa
boa
rd
rd
wil
wil
l
l
hou
hou
se
se
the
the
fla
fla
t
t
pan
pan
el
el
con
con
tro
tro
l
l
log
log
ic
ic
,
,
bright
bright
ness
ness
contr
contr
ol
ol
logic
logic
, audio functio
, audio functio
n control (opt
n control (opt
ion), key
ion), key
funct
funct
ion
ion
contr
contr
ol, D
ol, D
DC a
DC a
nd
nd
DC
DC
to DC
to DC
conv
conv
ersio
ersio
n to s
n to s
upply
upply
the
the
approp
approp
riate power to the
riate power to the
whole board and LCD flat
whole board and LCD flat
panel , and
panel , and
transmitting LVDS signals into LCD flat panel module to drive
transmitting LVDS signals into LCD flat panel module to drive
the LCD display circuit .The power board will support main
the LCD display circuit .The power board will support main
power DC5V to interface board and drive the two CCFLs (Cold
power DC5V to interface board and drive the two CCFLs (Cold
Cathode Fluorescent Tube).The interface board provides the
Cathode Fluorescent Tube).The interface board provides the
power ON / OFF contr
power ON / OFF contr
ol over the
ol over the
whole mon
whole mon
itor and contr
itor and contr
ol for
ol for
DPMS LED indicator to function key board.
DPMS LED indicator to function key board.
Monitor Specifications
Monitor Specifications
I
I
T
T
E
E
M
M
S
S
P
P
E
E
C
C
F
F
r
r
e
e
q
q
u
u
e
e
n
n
c
c
y
y
A
A
n
n
a
a
l
l
o
o
g
g
H:31Hz~83Hz
H:31Hz~83Hz
V:56Hz~75Hz
V:56Hz~75Hz
P
P
i
i
x
x
e
e
l
l
C
C
l
l
o
o
c
c
k
k
1
1
3
3
5
5
M
M
H
H
z
z
(
(
M
M
a
a
x
x
)
)
Analog :07Vp-p
Analog :07Vp-p
Video Input
Video Input
Display Pixels
Display Pixels
640x480 (VGA)~1366x768(WXGA)
640x480 (VGA)~1366x768(WXGA)
Signa
Signa
l
l
Input
Input
（Analog）
（Analog）
S y
S y
n e
n e
S
S
i g
i g
n a
n a
l
l
S e
S e
p a
p a
r a
r a
t e
t e
S Y
S Y
N C
N C
f o
f o
r
r
T T
T T
L
L
( N
( N
o r
o r
P )
P )
F
F
r
r
e
e
q
q
u
u
e
e
n
n
c
c
y
y
D
D
i
i
g
g
i
i
t
t
a
a
l
l
H:31Hz~83Hz
H:31Hz~83Hz
V:56Hz~75Hz
V:56Hz~75Hz
P
P
i
i
x
x
e
e
l
l
C
C
l
l
o
o
c
c
k
k
1
1
3
3
5
5
M
M
H
H
z
z
(
(
M
M
a
a
x
x
)
)
V
V
i
i
d
d
e
e
o
o
I
I
n
n
p
p
u
u
t
t
A
A
n
n
a
a
l
l
o
o
g
g
:
:
0
0
7
7
V
V
p
p
-
-
p
p
Input Inpedance 75Ω
Input Inpedance 75Ω
Signa
Signa
l
l
Input
Input
（Digital）
（Digital）
D i
D i
s p
s p
l a
l a
y
y
P i
P i
x e
x e
l s
l s
6 4
6 4
0 x
0 x
4 8
4 8
0
0
( V
( V
G A
G A
) ~
) ~
1 3
1 3
6 6
6 6
x 7
x 7
6 8
6 8
( W
( W
X G
X G
A )
A )
A C
A C
I n
I n
p u
p u
t
t
A C
A C
1 0
1 0
0 V
0 V
~ A
~ A
C 2
C 2
4 0
4 0
V
V
1 0
1 0
%
%
5 0
5 0
/ 6
/ 6
0 H
0 H
z
z
, 3
, 3
p i
p i
n
n
A C
A C
P o
P o
w e
w e
r
r
C o
C o
r d
r d
Connector
Connector
2
2
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ACER X193HQ
ACER X193HQ