Kyocera TASKalfa 7002i Service Manual page 1347

(4) System Error (Fxxxx) Outline (2)
The document is described for the outline of the factors of the Fxxx errors that are not described in the self-diagnosis error code list.
Please utilize it as the measures when the system is not recovered after power off/on or it frequently occurs.
*: Power is partially supplied to this machine when the power is turned off.
Unplug the power plug and check if the F-code error is not released when passing one minute or more after turning the power off and then on.
Num-
Contents
ber
― It locks on a Welcome screen.
It locks on a starting logo (Taskalfa/Ecosys)
screen.
(Even if time passes for a definite period of
time in more than * notes, a screen does not
change)
― It locks on a starting logo (Taskalfa/Ecosys)
screen.
(Even if time passes for a definite period of
time in more than * notes, a screen does not
change)
F000 CF000 will be displayed if * notes progress is
carried out for a definite period of time with a
Welcome screen.
The communication fault between Panel-Main
boards
Communication fault between Panel Core-
Main Core Notes 2
Verification procedure / check point
(1) Check the connection state of the harness and the connector
between Panel<=>Main PWB, and perform an operation check.
(2) Initialize HDD and perform an operation check.
(FULL of U024) *
(3) U021 Controller backup initialization is carried out and an oper-
ation check is performed.
(4) Exchange Panel Main PWB and perform an operation check.
(5) Exchange Main PWB and perform an operation check.
(6) Get USBLOG and contact to service headquarters.
* : Only HDD standard model
(1) Perform an operation check if there is not a mounting problem
of optional equipment.
(2) Check the connection state of the harness and the connector
between Engine/DP<=>Main PWB, and perform an operation
check.
(3) Check the connection state of the harness and the connector
between Panel<=>Main PWB, and perform an operation check.
(4) Initialize HDD and perform an operation check.
(FULL of U024) *
(5) U021 Controller backup initialization is carried out and an oper-
ation check is performed.
(6) Exchange Engine PWB and perform an operation check.
(7) Exchange Panel Main PWB and perform an operation check.
(8) Exchange Main PWB and perform an operation check.
(9) Get USBLOG and contact to service headquarters.
* : Only HDD standard model
(1) Check the connection state of the harness and the connector
between Panel<=>Main PWB * (between Main PWB<=>HDD),
and perform an operation check.
(2) Initialize HDD and perform an operation check.
(FULL of U024) *
(3) U021 Controller backup initialization is carried out and an oper-
ation check is performed.
(4) Exchange Main PWB and perform an operation check.
(5) Exchange Panel Main PWB and perform an operation check.
(6) Get USBLOG and contact to service headquarters.
* : Only HDD standard model
Remarks
* Execution of U024 will vanish user
data and the software installed.
Reinstallation is required.
* Execution of U024 will vanish user
data and the software installed.
Reinstallation is required.
7-487
(Main<=>Panel)
Main PWB: YC12
Panel PWB: YC5
(Main<=>Engine)
Main PWB: YC63
Engine PWB: YC5
(Main<=>DP I/F PWB)
(Main<=>Panel)
Main PWB: YC12
Panel PWB: YC5
(Main<=>Panel)
Main PWB: YC12
Panel PWB: YC5
2WA/2NJ/2RK