Muratec MFX-2500 Field Engineering Manual page 200

4. Enter the Check area (0 ~ 7).
Note: Usually, enter "0".
Check area:
0: All DRAMs
1: The DRAM installed on the main PCB
2: The second DRAM
3: The third DRAM
4: The fourth DRAM
5: The fifth DRAM
6: The sixth DRAM
7: The seventh DRAM
5. Press [Enter]. The machine starts checking and the result(OK/NG) will be shown in the display.
For example, if the check area is "0" and no additional memory, you will see:
6. If you want to check other DRAMs, press STOP and repeat steps 3-5.
Otherwise, press RESET to return to standby.
3.11.7 RTC(real time clock) Test
This test mode is not applicable to field service of this machine.
3.11.8 DS2 Self adjustment mode
When you change the sensor of DS2, adjust the sensitivity of it here.
Note: Close the ADF and remove the documents before performing this mode.
1. Press MENU, *, B.
2. Select "H. Adjustment of DS2" by cursor key, then press [Enter].
3. Press [Enter]. The machine starts checking and the result(OK/NG) will be shown in the display.
4. If NG is shown in the display, check the sensor and the inside of the ADF.
Otherwise, press RESET to return to standby.
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