Samsung Msys-5100P, Service Manual

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Samsung Electronics 3-3
Tech Mode
In TECH mode, press SETUP , then press or
until ‘MAINTENANCE’ appears in the display.
Press
Start/Enter
. The following technical options
are available:
Clean Drum
Use this feature to get rid of the toner remained in
the development unit, so you can get a clean
printout.
Adjust Shading
Use this feature to correct the white reference of the
scanner if you experience bad copy images. When
using this feature, a white paper should be used to
get clean copy images.
Remote Test
The Remote Test feature can be enabled in order to
allow a remote location to call up and run a
diagnostic test on your machine. You may be
instructed by a service representative to enable this
feature.
Notify Toner Low
With this feature enabled, when the toner becomes
low, the toner low information will be sent to ta
specified contact point, for example, the service
company. After you access this menu, select ON,
and when the LCD prompts, enter the name and the
number of the contact point, the customer’s fax
number, the model name, and the serial number.
ROM Test
Use this feature to test the machine’s ROM. The
result and the software version appear in the LCD
display.
CIS Test
This test checks the operation of the Contact Image
Sensor (CIS). Each time the number changes by one
increment, the average ADC value of CIS prints out.
DRAM Test
Use this feature to test the machine’s DRAM. The
result appears in the LCD display.
Switch Test
Use this feature to test all keys on the operation
control panel. The result is displayed on the LCD
window each time you press a key.
Modem Test
Use this feature to test the machine’s modem. The
modem will send various transmit signals on the
telephone line. You can check the following:
-FSK test
-Tones: 1100 Hz, 1650 Hz, 1850 Hz, 2100 Hz
-G3 training: 14400, 12000, 9600, 7200, 4800, 2400 bps
DTMF Test
Use this feature to test the machine’s DTMF (Dual
Tone Multi Frequency) signal. When you press any
key on the number keypad including
✻
and #, you
will hear the corresponding key tone.
Toner count
This feature shows the current state of the toner
cartridge. After replacing Main board to new one,
you should update the information to the new
board. See page 00.
- TONER CNT: The total number of the dots used to
print up to current time.
- CRU STATE: The page number which the toner
cartridge can print.
Printing Info
This feature allows the machine to automatically
print various information, like toner count, transfer
voltage, fusing temperature and so on, at the bottom
of each printed page.
- PAGE TONER CNT: prints the number of dots
used to print the page.
- TOTAL TONER CNT: prints the total number of
the dots used to print up to current time.
- THV ON DUTY: prints ADC value of transfer
voltage.
- THERMISTER: prints ADC value of fusing
temperature.
- P: prints the page number.
Program Download
Use this feature to download a new upgraded ROM
file from a PC that is connected to the machine with
a parallel cable (IEEE 1284).
3-3 Maintenance Options