[10] - 2
[
Case2
]
Nothing appears on the operation panel when you turn the power switch
ON. (The front panel red (warning) LED is on or flickering.)
Red (warning) LED flickering pattern
P
attern
1 Blink
once
☼
- - -
☼
- - -
☼
- - -
☼
- - -
☼
- - -
P
attern
2 Blink
twice
☼
-
☼
- - -
☼
-
☼
- - -
☼
-
☼
- - -
P
attern
3
Blink 3 times
☼
-
☼
-
☼
- - -
☼
-
☼
-
☼
- - -
P
attern
4
Blink 4 times
☼
-
☼
-
☼
-
☼
- - -
☼
-
☼
-
☼
-
☼
- - -
☼
: ON
- : OFF
[
Checking Items and Corrective Actions
]
Is the front panel red (warning) LED on?
▪
A system error occurred. Reinstall the system.
Refer to “[Action Method 1] Reinstalling the System” later in this section.
▪
If you take a corrective action but no improvement is made, consult with
your local representative.
Is the front panel red (warning) LED showing flickering pattern 1?
(Refer to the above table.)
▪
A communication error occurred. Please turn on the power again after
check connection of the operation panel cable.
▪
If you take a corrective action but no improvement is made, consult with
your local representative.
Is the front panel red (warning) LED showing flickering pattern 2?
(Refer to the above table.)
Open the control panel lid. Is fuse 2.5A on the PLK-G2-CPU board blown?
▪
Replace the blown fuse with a fuse of identical capacity.
Refer to page. [2]-2
Is the front panel red (warning) LED showing flickering pattern 3?
(Refer to the above table.)
▪
The backlight of the operation panel may be burnt out. Consult with your
local representative.
Is the front panel red (warning) LED showing flickering pattern 4?
(Refer to the above table.)
▪
There is a problem in the control box. Consult with your local
representative.
Summary of Contents for PLK - G Series
Page 2: ......
Page 43: ... 12 2 ...
Page 48: ... 15 Wiring diagram inside control box 15 1 ...
Page 50: ...MEMO ...
Page 51: ......