Manitowoc Merrychef eikon e2s - Page 188

13 Circuit boards and diagrams
eikon e2s Service and Repair Manual UL 188
QTS LEDs
 Run – pulsing 1 second flash, indicating that the board has booted up.
 Power – lit to show that there is a power supply from the SRB.
 P-Bus – irregular flashing, indicating data communication with SRB.
 C-Bus – lit to show data being loaded from the Personality Module (PM) onto the QTS.
 LD5 – lit to show that a USB memory stick is fitted.
QTS Terminal Locations
Item
Name
1
LD5
2
Power, Run, P
-Bus, C-Bus
3
X6
– speaker
4
X5
– USB socket
5
X4
– communications to
SRB
6
X11
– screen backlight
7
X13
– touch pad
8
X9
– display screen PCB