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1-4. MAJOR PARTS REPLACEMENT PROCEDURES
When any one of below parts is replaced, perform the FACTORY RESET and set as shown in the table below.
■MAIN PWB
Reference
IC1101
IC1103
IC1503
IC2500
1. Main firmware needs to be updated to the latest version.
→ Refer to "2. MAIN FIRMWARE UPDATE PROCEDURE (RS-232C)"
2. WHITE BALANCE SETTING PROCEDURES BY OSD
→ Refer to "8. WHITE BALANCE SETTING PROCEDURES BY OSD"
3. Set the model name and the serial number.
→ Refer to "1.OPERATING PROCEDURES"
→ Refer to "6-3. SERIAL NUMBER SETTING FUNCTION"
→ Refer to "12. SERIAL NUMBER WRITING PROCEDURES"
→ Refer to "6-2. MODEL NAME SETTING FUNCTION"
→ Refer to "14.MODEL NAME SETTING PROCEDURES"
4. Set USAGE TIME.
→ Refer to "6-4. USAGE TIME SETTING FUNCTION"
→ Refer to "13. USAGE TIME SETTING PROCEDURE"
5. Set GAMMA.
→ Refer to "10. GAMMA SETTING PROCEDURES WITH THE OSD"
PN-K321/K322B IMPORTANT INFORMATION FOR SERVICING THE DISPLAY 3-3
Parts name
BR24T128F
EEPROM for Main scaler
(Stores settings data.)
AT25DF321A
Serial flash memory for
Main scaler
(Stores program.)
AT25DF321A
Serial flash memory for
Main scaler
(Stores program.)
STM32F407ZGT6TR
Sub microcomputer
(Stores
installed flash memory.)
Parts function
1
○
○
○
program
in
OPERATION
2
3
4
5
○ ○ ○ ○
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