Fanuc Power Mate i-D/H Maintenance Manual

B63175EN/03
I. MAINTENANCE WITH DISPLAY
LINK TYPED TOUCH PANEL
APPENDIX
677
Table I.8.2 (a) Meaning of LED during powerup
J: ON j: OFF l: BLINK
(1)
(2) (3) (4)
LEDR1
Red
LEDG2
Green
LEDG3
Green
LEDG4
Green
Meaning of LED and countermeasure
j j j J Power is supplied.
J J J J 1 ROM built in CPU to control display unit is destroyed. Exchange the
board of display unit.
2 The position of the rotary switch on the display unit is not 0. Return
the position of the rotary switch to 0.
j J j J Work SRAM on the display unit is destroyed.Exchange the board of
display unit.
J J j J Control software of display unit or Flash ROM on display unit is
destroyed.Install control software of display unit again.If problem is not
fixed, exchange the printed circuit board of display unit.
j j J J Control software of display unit is destroyed.Install control software of
display unit agin.
Table I.8.2 (b) Meaning of LED during normal operation
J: ON j: OFF l: BLINK
(1) (2) (3) (4)
LEDR1
Red
LEDG2
Green
LEDG3
Green
LEDG4
Green
Meaning of LED and countermeasure
j l j J Power is supplied.
J j j J 1 Illegal condition of CPU on display unit is detected. (ILLEGAL
INSTRUCTION)
Turn off and on the power again. If problem occurs frequently,
exchange the board of display unit.
2 Illegal condition of CPU on display unit is detected. (ILLEGAL SLOT)
Turn off and on the power again. If problem occurs frequently,
exchange the board of display unit.
j J j J 1 Illegal condition of CPU on display unit is detected. (CPU ADDRESS
ERROR)
Turn off and on the power again. If problem occurs frequently,
exchange the board of display unit.
2 Illegal condition of CPU on display unit is detected. (DMA ADDRESS
ERROR)
Turn off and on the power again. If problem occurs frequently,
exchange the board of display unit.
J J j J 1 Illegal condition of CPU on display unit is detected. (NMI)
Turn off and on the power again. If problem occurs frequently,
exchange the board of display unit.
2 Illegal condition of CPU on display unit is detected. (USER BREAK)
Turn off and on the power again. If problem occurs frequently,
exchange the board of display unit.

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