AL-1622 (serv.man11). Simulations - Sharp Copying Equipment Service Manual (repair manual). Page 2

AL-1611/AL-1622

SIMULATIONS

8 – 2

Main 
code

Sub 

code

Contents

Details of operation

Initial 
value

Set range

1

1

Mirror unit operation check

Used to execute scanning at the speed corresponding to the set magnification 
ratio.

100%

50 ~ 200%

2

Optical system sensor oper-
ation check

Used to check MHPS (Mirror home position sensor) ON/OFF state with the 
LED on the operation panel.

2

1

SPF aging 

Used to perform SPF document transport. 
The paper size is not detected. (Excluding postcards, extra large sheet of 1m 
or greater.) 
With SPF installed: Single transport operation 
With RSPF installed: Duplex transport operation

100%

50 ~ 200%

2

SPF sensor operation check 

Used to check sensors in SPF with the LED on the operation panel.

3

SPF motor forward rotation 
operation check 
<Only AL-1622>

Used to rotate the SPF motor forward for 10 sec.

4

SPF motor reverse rotation 
operation check 

Used to rotate the SPF motor reversely for 10 sec.

8

SPF paper feed solenoid 
operation check 

Used to drive the SPF paper feed solenoid (PSOL) at the cycle of 500 msec 
ON and 500 msec OFF 20 times.

9

RSPF reverse solenoid 
operation check 
<Not Used>

Used to drive the RSPF reverse solenoid (RSOL) at the cycle of 500 msec ON 
and 500 msec OFF 20 times.

10

RSPF paper exit gate sole-
noid operation check

Used to drive the RSPF paper exit gate solenoid (GSOL) at the cycle of 500 
msec ON and 500 msec OFF 20 times.

11

SPF PS release solenoid 
operation check 

Used to drive the SPF PS release solenoid at the cycle of 500 msec ON and 
500 msec OFF 20 times.

Key operation

Display

Changing the magnification ratio: 

Fixed magnification ratio key 

ZOOM UP KEY, ZOOM DOWN 
KEY

Set magnification ratio: 

Fixed magnification ratio LED 

ZOOM LED

Display

<Lighting when the sensor is ON>
MHPS: Paper empty LED

Key operation

Display

Changing the magnification ratio:  

Fixed magnification ratio key 

ZOOM UP KEY, ZOOM DOWN 
KEY

Set magnification ratio:   

Fixed magnification ratio LED 

ZOOM LED

Display

<Lighting at sensor ON>
PW1: JAM LED
PW2: Paper empty LED
PW3: Machine position JAM LED
PW4: SPF JAM LED
PL1: Manual paper feed tray select LED
PL2: 2nd tray position JAM LED
P-IN: SPF select LED
SPF COVER OPEN: Main cassette select LED