? 23 at This £3 the nost common operator aistake. Insert the correct diskette then tyne “G (CR).” This will place the operator back in Alpha 1 COMMAND: mode. The ooer- ator then tries to récall the soectrum again. Lf the correct diskette is in the disk drive, chen either the operator entered che wrong file number or never ra- corded the file. Check to see if the file exigts on the diskette by typing “G (CR)” (which places operator back in the COMMAND: mode) and then FILES (CR):. Attempc fo KILL or WRITE when on file is open for oucpuc. This error should not be experienced. = 7 26 at Directory inf full. The operacor may encounter this error if he(she) attempts to store more than 72 files (spectra) on a diskette. Normally, this error means that the file which che operator tried to store has not been stored and must be stored on the new diskette. ? 27 at dardware error indicated on read or write. This error occurs under several cases: 1) Operator tried ta : store data on write srotected diskette. Place unpro- tected diskette in dis« unit. Type “G (C2)"“ and try to scare or recall data again. 2) Operator has inserted disk with wrong orientation. Remove diskette and insert properly. Type “G (CR)” and try to store or recall daca again. 3) The disk controlled is malfunctioning (board by aua bin). Operator should type "G (CR)” and try to store or recall data again. The controller board occasionally malfunccioning on its own. Thera is no real significance to the problem unless it becomes a nuisance. (For example, one or two error 27s per 14 hr day is normal). The firse solution is co open che TP~30 cop and allow nore air flow to the controller. If this does not solve the problem, replace controller board. Note: An error 27 means no data was stored or recalled. ? 28 ac Attempt to read file beyond last character or program file not auto starting. Operator should see this error when reading in PMADJ and CURMOV programs. 7? 29 ac Hardware error or write or attempe co write beyond the end of medium. Operacor will see this error if he(she) cries to store more than 72 daca files on a diskette. OQperacor will frequentLllegal numerical argument. Error code just ®MADJ. Program in error ly see this indicates that several OMA devices required data trans~ fer simulcaneously and one device received erranc data. To concinue ctype “G (CR)”. 2? 31 c- ? 35 Error codes noc applicable to current use.

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