Section 5 Total Adjustment
5-16
5.8.5 Writing Basic Calibration Data
1. Prepare a floppy disk (IBM 1.44M format) on which the files below are in
subdirectory MT8801.
Data type
Basic calibration-data transfer permission file
Power meter data file (MAIN terminal input)
Power meter data file (AUX terminal input)
TX MAIN terminal data file (HPF ON, RF ATT > 0 dB)
TX MAIN terminal data file (HPF OFF, RF ATT > 0 dB)
TX MAIN terminal data file (HPF ON, RF ATT = 0 dB)
TX MAIN terminal data file (HPF OFF, RF ATT = 0 dB)
TX AUX terminal data file (HPF ON, RF ATT > 0 dB)
TX AUX terminal data file (HPF OFF, RF ATT > 0 dB)
TX AUX terminal data file (HPF ON, RF ATT = 0 dB)
TX AUX terminal data file (HPF OFF, RF ATT = 0 dB)
RX MAIN terminal data file
RX AUX terminal data file
File name
MT8801.CAL
TX_PC.TXT
TX_APC.TXT
TX_MHP.TXT
TX_MIC.TXT
TX_MHP_0.TXT
TX_MIC_0.TXT
TX_AHP.TXT
TX_AIC.TXT
TX_AHP_0.TXT
TX_AIC_0.TXT
RX_MOC.TXT
RX_AOC.TXT
2. Power-OFF
3. Set bit 0 of the DIP switch to ON.
4. Insert the FD containing the data files above in the drive.
5. Press BS + Power-ON. After the FD access started, release the keys.
6. When the message “Loading ... done” appears and a long buzzer sounds, the in-
stallation is completed.
7. Power-OFF
5.8.6 Setting Spectrum Option
5.8.6.1 File configuration
Prepare a floppy disk (IBM 1.44M format) on which the files below are stored in
subdirectory MT8801. For details on the operation procedure, see para. 5.8.5, “Writing
Basic Calibration Data.”
Data type
Basic calibration data transfer permission file
Absolute level calibration value data file
Spectrum option setting data file
File name
MT8801.CAL
LVLCAL.TXT
MT8801.SPA
5.8.6.2 LVLCAL.TXT contents
• The file format is the same as for the other basic calibration data.
• Write data to the MAIN and AUX terminals in sequence. Do not forget to suffix CR
+ LF to the data.
5.8.6.3 MT8801.SPA contents
• Write Spectrum Opt. in ASCII.
• To invalidate the MT8801.SPA contents, write other data instead of above.
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