Xerox D60327 用户手册
Problem Determination
Xerox 4500 PS TR
Xerox 4500 PS TR
146
19.1.2 LED Status error messages
The LED status error messages below indicate some problems encountered
during printing.
during printing.
Condition
LED Status
LAN
SES
PRT
Unit powered off/ power failure
OFF
OFF
OFF
Ring failure (e.g. Ring not present
Fast
blink
blink
OFF
OFF
No LAN contact (e.g. Boot reply)
Slow
blink
blink
OFF
OFF
Printer intervention or error/printer
cable removed
cable removed
ON
OFF
Slow
blink on
specific
LEDs
blink on
specific
LEDs
Bad RAM
OFF
Fading
ON
OFF
ON
OFF
ON
OFF
OFF
LAN Error
ON
ON
ON
Fading
ON
OFF
ON
OFF
ON
OFF
OFF
Main checksum error (Microcode
download needed)
download needed)
ON
ON
ON
Fading
ON
OFF
ON
OFF
ON
OFF
OFF
Baseblock checksum error
(Microcode download needed -
Centronics only!)
(Microcode download needed -
Centronics only!)
OFF
Fading
ON
OFF
ON
OFF
ON
DPRAM error (comm. error with
IPDS top)
IPDS top)
ON
OFF
OFF
Fading
ON
OFF
ON
OFF
ON
OFF
OFF
BOOTBLOC checksum error
(device needs new FLASH proms)
(device needs new FLASH proms)
ON
Fading
ON
OFF
ON
OFF
OFF
Side panel switch in wrong
position)
position)
ON
ON
ON
ON
OFF
OFF
ON
ON
ON
LED status error messages