LMR4270EW-WCB DENSITRON, LMR4270EW-WCB Datasheet - Page 42

• Manufacturer Part Number: LMR4270EW-WCB
• Description: LCD MODULE, 64X240, BLUE
• Manufacturer: DENSITRON

Specifications of LMR4270EW-WCB

• Lcd Display Type: STN
• Pixel Size (h X W): 0.49mm X 0.49mm
• Display Mode: Transmissive
• Interface Type: Serial
• Viewing Area (h X W): 39mm X 133mm
• Supply Voltage: 5V
• External Depth: 16mm
• External Length /: RoHS Compliant
• Svhc: No SVHC (15-Dec-2010)
• Rohs Compliant: Yes
• Backlighting Colour: White
• Pixel Pitch (h X W): 0.53mm X 0.53mm

The performance, function and reliability of the shipped products conform to the Product Specification.
• MIL-STD-105E, general inspection level II, single sampling level;
• IPC-AA610 rev. C, class 2 electronic assemblies standard
Critical defect
Major defect
Minor defect
7
7.1 CONFORMITY
7.2 DELIVERY ASSURANCE
The quality assurance levels are shown below:
DENSITRON TECHNOLOGIES plc. – PROPRIETARY DATA – ALL RIGHTS RESERVED
Rank
QUALITY ASSURANCE SPECIFICATION
7.2.1 Delivery inspection standards.
Display
Dimension
Display
Backlight
LCD
COB
PCB
Item Inspected
Non display
Over current
Missing segment
Wrong viewing direction
Backlight OFF
PCB and bezel out of
specification
Incorrect operating
Flashing, dust
Wrong colour
Black and white spot
Black and white lines
Polariser scratch
Bubbles in polariser
Segment deformation, pin hole
Colour uniformity
Glass chip
Wire bond pad exposed
Insufficient covering with
resin (wire bond line exposed)
Bubble, dust on COB
Dust, solder ball on PCB
Pad scratch
Defect type
Total
0.65%
0.65%
AQL
1.0%
2.5%
2.5%
Display
malfunction
Assembly
failure
Appearance
defect
Remark
Page
42 / 47