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13.9 Self-diag. (Full/Individual)
13.9.1 Overview of self-diagnostic function
• Conducts diagnosis for the defective and replaced areas of memory and various boards in main body when a trouble code is output or a
trouble such as main body activation failure occurs, and identifies the parts need to be replaced.
• The self-diagnostic function is divided into two functions, the "Self-diag. (Full)" function and the "Self-diag. (Individual)" function.
• "Self-diag. (Full)" diagnoses all items together, those are diagnosed individually with "Self-diag. (Individual)", and identifies the area where
trouble occurred and the parts need to be replaced. The diagnosis result is displayed as [OK] or [NG], and if [NG] is detected, the [Error
Code] key will be displayed on the [Full Self Diagnostic] screen. Touch the [Error Code] key to display the [Error Code] screen.
• "Self-diag. (Individual)" diagnoses each item individually, and identifies the area where trouble occurred. The diagnosis result is displayed
as [OK] or [NG].
Self-diag. (Full)
OK
Diagnosis result
NG
Display Error Code key
Display error codes
Troubleshooting against each error code
Self-diagnostic item
MicroSD Check
I2C Check
I2S Check (*)
Sys/Image mem check
Various USB Check
CIS Board Check
CPU Board Check
PCIe Check
• *: The item can be diagnosed with Self-diag. (Individual) only.
13.9.2 Self-diag. (Full)
• To diagnose all items together, those are diagnosed individually with "Self-diag. (Individual)", and identify the area where trouble occurred
and the parts need to be replaced.
• When a trouble code is displayed, by performing "Self-diag. (Full)", troubles on the hardware device can be diagnosed.
• The diagnosis result is displayed as [OK] or [NG], and if [NG] is detected, the [Error Code] key will be displayed on the [Full Self Diagnostic]
screen. Touch the [Error Code] key to display the [Error Code List] screen.
Start self diagnosis
Select mode
Self-diag. (Individual)
NG
Diagnosis result
Finish self diagnosis
Check item
Device recognition
R/W Check
S.M.A.R.T diag.
MFP FW checksum
Partition check
PS-CPU
AUDIO (Voice)
WORK0 (Main Memory ch.A)
WORK0 (Main Memory ch.B)
USB Device
Keyboard (*)
USB Memory (*)
I/P Image Bus Check
Line RAM comparison
LAN-IF Ping Test (*)
PCIe device check
OK
I-49
I SERVICE MODE > 13. State Confirmation
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