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: '13/Dec
CHAPTER 3. IMPORTANT INFORMATION FOR SERVICING THE DISPLAY
1. I/F PWB, LCD MODULE, PARTS REPLACEMENT PROCEDURES
The following information as well as user setting information are saved to the EEPROM (IC1101) controlled by main firmware.
<INFORMATION STORED IN THE EEPROM'S (IC1101) CONTROLLED BY THE MAIN FIRMWARE.>
・MODEL NAME
・SERIAL NUMBER
・USAGE TIME*1
・WHITE BALANCE SETTING VALUE*１
・GAMMA SETTING VALUE
・SYSTEM LOG
*1 This information is linked with the LCD module.
Therefore, when the I/F PWB, the LCD module or EEPROM (IC1101) is replaced, initialization and setting must be performed according to
necessity. In addition, after completion of the work, perform "ALL RESET".
(CAUTION)
・IC1101 cannot be replaced by the service engineer because the MAC address is written in it. IC1101 is not the service parts.
1-1. INFORMATION ITEMS
MODEL NAME
SERIAL NUMBER
USAGE TIME
WHITE BALANCE
SETTING VALUE
GAMMA
SETTING VALUE
SYSTEM LOG
INFORMATION
PN-K321/K322B IMPORTANT INFORMATION FOR SERVICING THE DISPLAY 3-1
In some cases, the model name to be set may be different.
→Refer to "5-1. MODEL NAME SETTING FUNCTION"
→Refer to "13. MODEL NAME SETTING PROCEDURES
The machine has its own serial number which is described on the nameplate at the back of the machine.
→Refer to "5-2.SERIAL NUMBER SETTING FUNCTION"
→Refer to "11.SERIAL NUMBER WRITING PROCEDURES
This information is linked with the LCD module. When replacing the I/F PWB, read the information before
replacement, and write it to the new I/F PWB after replacement. It is necessary to initialize this setting when
the LCD module is replaced.
→Refer to "5-3. USAGE TIME SETTING FUNCTION
→Refer to "12. USAGE TIME SETTING PROCEDURE"
This information is linked with the LCD module. When replacing the I/F PWB, read the information before
replacement, and write it to the new I/F PWB after replacement. Execute resetting when the LCD module is
replaced.
→Refer to "8. WHITE BALANCE TOOL OPARATING PROCEDURE"
This value is linked with the LCD module. When replacing the I/F PWB, read this value before replacement
and write it into the I/F PWB after replacement. When replacing the LCD module, reset this value.
→Refer to "10. GAMMA SETTING PROCEDURESWITH THE OSD"
This information is included in user operation and system information.
→Refer to " 14.OPERATING MANUAL OF THE LOG TOOL"
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