3H3
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(2) Contents of the maintenance mode items
Maintenance
item No.
Description
U018
Displaying the ROM checksum
Description
Displays the checksum of ROM.
Purpose
To check the checksum.
Method
Press the start key. The ROM checksum is displayed.
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.
U019
Displaying the ROM version
Description
Displays the part number for the ROM fitted to each PWB.
Purpose
To check the part number or to decide, based on the last digit of the number, if the newest version of ROM is
installed.
Method
1. Press the start key. The ROM version (the last 6 digits of the part number) is displayed.
2. Change the screen using the * or # keys.
*For the machine.
Completion
Press the stop/clear key. The screen for selecting a maintenance item No. is displayed.
Display
Description
MAIN*
Main PWB ROM checksum
ENGINE*
Engine PWB ROM checksum
SCANNER*
Network scanner ROM checksum
LANGUAGE(Stand.)*
Standard language ROM checksum
LANGUAGE(Option)*
Optional language ROM checksum
DP*
DP main PWB ROM checksum
FINISHER
Document finisher ROM checksum
*For the machine.
Display
Description
MAIN*
Main PWB ROM IC
ENGINE*
Engine PWB ROM IC
SCANNER*
Scanner PWB ROM IC
LANGUAGE (Stand.)*
Standard language ROM IC
LANGUAGE(Option)*
Optional language ROM IC
MAIN BOOT*
Main PWB booting
PRINTER*
Printer board booting
NETWORK SCANNER*
Network scanner ROM IC
DP*
DP ROM IC
FINISHER
Document finisher main PWB ROM IC
ENGINE BOOT*
Engine PWB booting
CASSETTE1*
Deck PWB ROM IC
CASSETTE2*
Cassette PWB ROM IC
DUPLEX*
Duplex PWB ROM IC
SIDE FEEDER*
Side feeder main PWB ROM IC
Service Manual Y1043
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