SCP SCIENCE DigiPREP - LED and LCD Display Issues

KeyPad
Version 1.0
SCP SCIENCE
21
LIGHT EMITTING DIODE (LED) & LCD
OPERATION LED NOT ILLUMINATED (BLUE) WHEN
POWER IS ON.
• Ensure the power cord is fully inserted into its
socket (see fi gure 2).
• Verify that the power switch is in the ON position.
• Remove the bottom plate by removing the four
feet and verify that the front LED is connected to
connector "J6" (see fi gure 6 for details).
FIGURE 6: LED CABLE POSITION
If the LED is not lit, please refer to the Power
Circuit section before changing the LED.
Ensure hat the LED has not been
connected in reverse, positive to
negative.
DIGITAL SCREEN (LED) IS MALFUNCTIONING
•
With the system powered up, verify that the
following message is appearing for 5 seconds on
the LCD screen.
• If the startup message is not appearing or strange
characters are displayed replace the LCD
monitor.
• After 5 seconds, the user should see the
following
• If not, remove the bottom plate by removing the
4 screws holding the feet in place and verify that
the LCD ribbon cable is fully inserted into the J2
connector (see fi gure 7 for details).
FIGURE 7: LCD DISPLAY RIBBON CABLE POSITION
Legend
1. J2, LCD ribbon cable
If the LCD display is still not working, please
refer to the CPU section before changing the Digital
screen.
SCP SCIENCE
DigiPREP KEYPAD 10.0
MENU
OPERATION UTILITIES
NOTE