Brother HL-2400C Service Manual page 320

7. Hidden Function Menu
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1. Hold down the
LINE TEST
DRAM CHECK START
NV-RAM CLEAR
ROM/RAM WAIT SET
key and turn the printer ON
LCD TEST
SWITCH TEST
SENSOR TEST
RAM SIZE
TRAY 1 SETTING
TRAY 2 SETTING
PCMCIA 1 TEST
PCMCIA 2 TEST
MIO TEST
exit to ONLINE
exit to ONLINE
SURE? (SET/ELSE)
exit to ONLINE
CARD/CART SEL
WAIT LEVEL=4*
exit to ONLINE
All LCD segments turned ON
Press switches to check operation on LCD
Shows installed RAM size
Shows current Tray 1 size
Shows current Tray 2 size if installed
Test PCMCIA card if installed (Flash card only, not ATA card)
Test PCMCIA card if installed (Flash card only, not ATA card)
Test MIO card if installed
DRAM test mode
NV-RAM clear
ROM/RAM wait setting
0 to 15
A-17