After Sales
Technical Documentation
RAE/RAK–1N
Faultfinding/Disassembly
Page 8 – 9
Original, 05/97
PDA Components
The following components of the Communicator PDA have an dramatic effect to
the functionality of the module, a fault in any of these may cause the module to
appear totally ‘dead’:
– PDA power unit
– CPU
– PLL clock generation circuit
– UCS Flash chip
If the device has some functionality, then the following components, along with
the ones above, can be tested:
– DRAM chip
– CS1 and CS0 Flash chips
– RS buffer
– buzzer
– IR tranceiver
– keyboard
– LCD module
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