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DN 3000329392 - 03
3.2
HFF
V
2 LCD
PANEL
TOP
EQUIPPED
S
UB
A
SSEMBLY
The “HFFv2 LCD PANEL TOP EQUIPPED” is a Front panel Sub assembly, done to be managed and
tested independently.
The “HFFv2 LCD PANEL TOP EQUIPPED” is done from:
• The HFxV2 Front panel board
• A 7 inch LCD panel with integrated touch screen
• 2 plastic covers
• HFFv2 Front panel keys
DESCRIPTION
The front panel board manages the following functions:
• Keypad and LEDs for Front panel touch,
• Video conversion to drive an Analog 7 inch LCD panel,
• Touch Screen function,
• LCD panel inverter,
• Finger print, which is putted in a mezzanine.
The Front panel board integrates a PIC controller (with integrated flash), to manage the following
functions:
• Touch screen management,
• Keypad from Front panel board and Keypad board,
• Leds from Front panel and drive the shift register for Finger print on Keypad board,
• Drive the LCD panel inverter.
The PIC controller is driven from the Mainboard UC through an SPI serial line.
Diagram of the Connector Locations
P302
P4
P1
P101
P301
Inverter for LCD
panel
To Mainboard
Touch screen
from LCD panel
To LCD panel
To Keypad
module
Summary of Contents for bizhub 43
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