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Once again, excellent price and manual delivered in a timely manner and as advertised!
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Outstanding quality manual. This is the exact documentation I needed to service my AKAI GX-210D. This is a PERFECT COPY of the service manual for my machine. Outstanding service. Thank-you!
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This service manual have great value... Recommended A+++++++
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This service manual have great value... Recommended A+++++++
;
This service manual have great value... Recommended A+++++++
Maintenance & Troubleshooting
7-2-2 Test Mode
The test mode is used to test certain functions of the machine. The available tests are :
waveform in the pattern. It is best when the wave f r i l v l I t e a many points sharply o m s e e . f h re re b roken, perform the Make shading procedure several times until you get a level waveform.
SWITCH TEST
�User mode : Self Te t s �Tech mode : Switch Tet ¡ Modem Tet ¡ s s Memory Tet ¡ ROM Tet ¡ s s DRAM Tet ¡ Pattern Te t s s This test checks the operation of the LCD display and the LED indicators that interface the switches on the operation panel.
MODEM TEST
To enter the Test Mode: 1 Get into the Tech mode by pressing Menu,#,1, . 9,3,4. This test causes the machine to generate a particular f requency to verify the operation of the modem contro c rcuits and the modem. li
2 I Tech mode, pre s Menu, a d �Maintenance� o t e MEMORY TEST .n s n nh one-touch keypad. This test is used for checking the Random Access 3 S roll to the options by pressing � o .c r Memory (RAM) on the main PBA. If all memory is r epeatedly until you find the one you want. working normally, the LCD shows TESTING OK!. When this testing is carried out, any picture d t aa 4 P s Enter to initiate the test mode. . re s so t red in memory is erased.
CLEANING FUSER
This procedureremoves excess toner on the OPC drum. 1 Make sure that paper is loaded in the automatic . feeder. 2P . ress Menu, and Self-Test on the one-touch keypad.
ROM TEST
This test mode will display and check the curre t n ROM level in your machine. FLASH VER. : 1.0.0 ENGINE VER : 1.0.1
DRAM TEST
3P . ress Enter. The machine automatically pulls in a sheet of paper, and prints out. The toner particles on the OPC drum surface is fixed to the paper. This test checks the DRAM memory status and shows if it is functioning properly
MAKE SHADING
This procedure is needed to set (make) a new shading re e f rence value. The re e f rence value is p s t a f c o y. However, when the CIS or the re e t a t r main board i replaced with new one, the re e s f rence value must be set again. Load the white, letter-sized paper into the feeder and perform the test mode (MENU+ONE-TO U C H 04 �SYSTEM SETUP�). Follow the next steps as i s ructed through the LCD window.After the nt shading value is newly set, the shading value pattern is automatically printed. The shading value pattern shows the value of the white re e f rence level of the Contact Image Sensor. Check for the
PATTERN TEST
1. Pattern Te t ? s 2 P t e n 1 ? - T e a 4 d ffre t p t e n t s s . atr h re re i e n a t r e t . S roll to the options by pressing � o c r r epeatedly until you find the one you want. 3P . ress STA RT key. 4. Key in the number of pages. 5P . ress STA RT key.
7-4
Samsung Electronics
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