
CHAPTER 7
–
SERVICE AND REPAIR
68
MultiLoad II/ RCU II Explosion Proof Lite (EXL) Installation Guide - Part # 6070
The MultiLoad II/ RCU II EXL has been constructed with replaceable modules or sub-assemblies that
are available from Toptech. These include:
-
CPU Subassembly (CPU Chassis, CPU Board, Power Supply/ COM Board, I/O Board)
1
-
Display Subassembly (Active Matrix Display and Display Board)
2
-
Keypad
3
-
Keypad Barrier Circuit
4
-
Prox Reader
5
-
W&MS Subassembly
6
The following sections describe how to remove and replace each subassembly and, when applicable,
how to further disassemble the subassembly.
Figure 7.2
ML II/ RCU II EXL Unit Assembly
5
1
BACKLIGHT POWER CABLE
6
DISPLAY INTERFACE CABLE
2
3
4