TransCore 05531 User Manual

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9-3
Chapter 9
Troubleshooting and Maintenance
This chapter contains information for troubleshooting an Encompass
TM
 
4/4800 Multiprotocol Reader and performing minimal maintenance 
checks. It also includes information for returning products for repair, 
obtaining support, and contact information for providing feedback and 
suggestions to TransCore. 
Error Messages
The Encompass 4/4800 Multiprotocol Reader transmits an error message if a com-
mand received from the host is not a recognized command or if information supplied 
with the command is not correct. The reader sends this message to diagnostic com-
mands if the reader fails the specified test.
Table 9-1 Error Messages 
Error 
Message
Description
Corrective Action
Error06
NVRAM parameters have been lost. The 
Encompass 4/4800 Multiprotocol Reader 
will not function properly because the RF 
section is shut off until the frequency is 
reset.
Reset the frequency using command 
#
642NN
Error07
The RF phase locked loop (PLL) has lost 
lock and is unable to operate at its 
intended frequency. RF output is disabled 
while the Encompass 4/4800 Multiprotocol 
Reader attempts to reset the PLL.
Reset the RF frequency. Refer to 
 for instructions. 
Error08
The RF PLL has successfully regained 
lock and has been reset to its proper 
operating frequency. The RF section is 
returned to its state prior to losing lock 
(enabled/disabled). 
Error08
 will only be 
issued after 
Error07
 has been issued.
No action necessary; the previous error 
has been corrected.