Chapter 3 Operation
3-10
3.17 Error Messages
Loop-V 4200 provides various error messages on LCD display to indicate abnormal condition as listed in
Table 3-7.
Table 3- 7 Error Message
The error messages defined here should be corresponded to the error codes.
MSG Code Error Description
MSG01 A loopback is in effect
MSG02 LCD operation is locked
MSG03 Channel is already in use
MSG04 Can't be in TTM if MCLK=DTE
MSG05 DTEn is in TTM or speed is 0
MSG06 Line not in sync
MSG07 No channel is assigned
MSG08 Please select speed first
MSG09 A test is in progress
MSG10 DTE loopback is in progress
MSG11 Please reduce speed first
MSG12 Illegal Date/Time format
MSG13 The DTE1 channel should be B2
MSG14 The DTE1 channel should be B1+B2
MSG15 The DTE1 channel should be B1
MSG16 The DTE1 channel should be B1/B2
MSG17 Remote doesn't have this function
MSG18 Remote unit rejected this request
MSG19 Remote unit didn’t respond
MSG20 Remote DTE1 TTM should be off
MSG21 The DTE1 channel should be IDLE
MSG22 The DTE1 is not installed
MSG23 Undefined response
MSG24 The unit didn't response
MSG25 Speed can't be zero if MCLK=DTEn
MSG26 The unit is not installed
MSG27 ESF or ESF&T1.403 mode is required
MSG28 ESF&T1.403 mode is required
MSG29 E1 FDL and CRC must set to be on
MSG30 LLB or LOCAL LOOPBACK activated
MSG31 EOC is not ready
MSG32 Illegal value
MSG33 V54 is inactive
MSG34 Incorrect total channel
MSG35 Reserved for future use
MSG36 Reserved for future use
MSG37 Reserved for future use
MSG38 Reserved for future use
MSG39 Reserved for future use
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