LM057QCTT03 Sharp Microelectronics of the Americas, LM057QCTT03 Datasheet - Page 5

• Manufacturer Part Number: LM057QCTT03
• Description: Device Specification For Passive Matrix LCD Module
• Manufacturer: Sharp Microelectronics of the Americas

Precautions
@HARP
15) Image retention is not a deterioration of LCD. It will be removed after display pattern is changed
16)
12) Procedure to insert mating connector
13)
14)
1) Designing
4Jnactive area
3.Visible area
2.Neutral
Applying DC voltage causes a rapid deterioration of LC material. Make sure to apply alternating waveform
by continuous application of the M signal. Espe&&&
To prevent image retention. do not apply the flied pattern for along time.
When the mating connector is inserted, it should be parallel to the connector on the
1. Active
CCFI’ backlight should be kept OFF during VDD is “L” level.
The module should be driven according to the specified ratings to avoid malfunction and permanent
LCD retains the display pattern when it is applied for long time.(Image
for
should be inserted horizontally.
It is located outside of the active area and a non functional area.
t to avov
a) Inactive area is printed with insulation ink. Hard push action may cause a deformation of upper
Upper electrode or lower electrode in the inactive area is printed with transparent insulation ink on it.
This is transparent area where silver electrode or flex printed with opaque ink are not existing.
It assures qualities related to appearance standards defined in the specifications.
b) As the purpose of the neutral area is to protect inactive area, pushing hardly by pen tip or others
Neutral area is located around the active area for l.Omm wide. Although the coordinates can be detected
a) Neutral area detects coordinates when input by pen or finger, but it may cause functional
Active area is defined as input area by pen or finger. Its function, optical properties and durability
a) Detection of coordinates and calbration
b) Area which is actually accessed by pen or finger must be designed within active area. If it is
in this area, its functionality,
are specified in the specifications.
electrode film and may lead to a malfunction
touch
conducted outside of the active area, those may cause functional errors.
may cause deterioration of its durability.
designed outside of the active area, it may cause functional error.
when it is treated as detected data.
area
area
panel
optical properties and durability are not assured.
Do not leave a gap beh>een two connectors.
DC m
SPEC
LC99908
must always be conducted within active area. If those are
No.
in the active area nearby. Upper electrode may come
power ON/OFF sm
MODEL
LM057QCTT03
retention)
No.
LCD
module and it
PAGE
error
17 &n&l&
damage.
3
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