Sharp FO 4400 - B/W Laser - All-in-One Service Manual download pdf (Page 16)

FO-4400U

FO-CS1

[2] Diagnostics and service soft switches

1. Operating procedure

Two kinds of diagnoses are supported.

1-1. Fax diagnosis

This diagnosis is concerned with the main body of fax which is used for

production and service support.

Entering the diagnostic mode

1-2. Print diagnosis

This diagnosis is concerned with the print which is used for production

and service support.

Entering the diagnostic mode

Memory clear when power is turned on

Pressing the START and STOP keys, turn on the main power, and the

following message will be displayed.

1 = All the data will be deleted including initially registered data.

2 = Delete the image file to be used in transmission. This will delete all

the data related to communication such as reserved transmission or

intercepting. However, the data initially registered will not be de-

leted.

3 = Memory will not be cleared and the machine enters stand-by mode.

Press

, and

the

following

display will appear.

9 8

PCU ROM VER.:

(Diag

•

specifications)

9 8 6

START

AREA PRINT MODE 1

START

CHECK PATTERN 1

START

CHECK PATTERN 2

START04

CHECK PATTERN 3

START05

CHECK PATTERN 4

START06

PAPER FEED AGING 1

START07

PAPER FEED AGING 2

START

BIAS ADJUST MODE2

START

LIFE SET MODE

START

Then press the

key. Select the desired item with the

key and the key or select with the rapid key.

Enter the mode with the key.

START10

LIFE ALL CLEAR

START11

LIFE ENTRY MODE

PCU ROM Ver.:

START12

LIFE CLEAR MODE

MEMORY CLEAR ?

1 = ALL , 2 = IMAGE , 3 = NO

9 8 7

STARTA SOFT SWITCH MODE

START

B PRINT AREA

START

C ROM & RAM CHECK

START

D AUTO FEEDER MODE

START

E AGING MODE

START

F PANEL CHECK MODE

START

G OPTICAL ADJUST MODE

START

H PRODUCT CHECK

START

SIGNAL SEND MODE

START

COMM. CHECK MODE

START

MEMORY CLEAR MODE

START

FLASH MEMORY CHECK

START

ALL FAX/TEL. ENTRY MODE

START

O CONF. PASSCODE

START

SIGNAL SEND MODE 2

START

TA68

START

DEPT. PASSCODE

9 8

Press

, and

the

following

display will appear.

MAIN: TA68

START

Then press the

key. Select the desired item with the

key

and the key or select with the rapid key.

Enter the mode with the

START key.

(Diag

• specifications)

MEMORY SET MODE

START

STAMP AGING MODE

START

DIAL TEST MODE

START

COPY DIAG MODE

LCD CHECK MODE

PERSONAL BOOK LIST

START

NO FUNCTION

START

NO FUNCTION

START

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Sharp FO 4400 - B/W Laser - All-in-One Service Manual Page 16

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