Sharp AL-841 Uživatelský manuál stáhnout pdf (Strana 7)

3) Turn and adjust the volume on the copy lamp drive PWB so that

the CCD output waveform max. value is 4.0 ± 0.1 V.

∗

Trouble caused y improper operation

1) E7 (05) trouble

2) E7 (04) trouble

3) E7 (12) trouble

4) E7 (15) trouble

5) Copy exposure cannot be adjusted.

6) Copy exposure abnormality

∗

Preliminary work

JOB No Content

S 004 Scanner (reading) section cleaning

∗

After-work

JOB No Content

ADJ M1 Copy exposure adjustment

∗

Necessary tools

Name Oscilloscope

Parts code/Price rank —

[8] SIMULATION (Test Command)

⋅

USER PROGRAM

(2) Simulation list

Code

Function (Purpose) Purpose Section Item

Main Sub

22 4 Used to check the number of total mis-feed (jam) in the

machine.

Operation data output/

Check (Display/Print)

Trouble Misfeed

14 Used to check the ROM version. Others Software

17 Used to check the copy count number. Operation data output/

Check (Display/Print)

Counter Copier

18 Used to check the print count number. Operation data output/

Check (Display/Print)

Counter Printer

21 Used to check the frequency of use (scanning) of the

scanner (reading).

Operation data output/

Check (Display/Print)

Optical (Image

scanning)

Counter Scanner

24 1 Used to clear the mis-feed (jam) counter in the machine. Data clear Counter

8 Used to clear the copy counter. Data clear Counter Copier

9 Used to clear the print counter. Data clear Counter Printer

26 2 Used to set Enable/Disable of the SPF and the FAX

functions. (When a trouble occurs in the SPF and the

FAX section, disable those functions to allow only copying

and scanning functions.

Setting ADF/RADF/UDH/SPF Specifications

6 Used to set the specifications depending on destination. Setting Specifications Destination

7 Used to set the model (hardware) specifications. Setting PCU Specifications Operation mode

(Common)

(3) Details of simulations

Purpose Operation data output/Check (Display/Print)

Function

(Purpose)

Used to check the number of total mis-feed (jam) in

the machine.

Item Trouble Misfeed

Operation/

Procedure

The JAM counter value is displayed in 3 digits × 2

times.

Display example: 12345

012 → Blank → 345 → Blank → 012

0.7s 0.3s 0.7s 1.0s 0.7s

Purpose Others

Function

(Purpose)

Used to check the ROM version.

Section PCU

Item Software

Operation/

Procedure

The ROM version on the MCU PWB is displayed in 3

digits on the copy quantity display.

If any trouble occurs in the software operation, check

the version with this simulation.

4.0±0.1V

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