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AR-M550/M620  SIMULATION  8 - 46

The operating conditions of sensors and detectors are displayed.

The active sensors and detectors are highlighted.

The paper width size detection level is displayed.

1) Open the manual paper feed guide to the max. width.

2) Select MAX POSITION with 10-key.

3) Press [START] key.

The max. width detection level is recognized.

4) Press [CUSTOM SETTINGS] key.

5) Set the manual paper feed guide to A4R size width.

6) Select POSITION with 10-key.

7) Press [START] key.

The A4R width detection level is recognized.

8) Press [CUSTOM SETTINGS] key.

9) Set the manual paper feed guide to A5 size width.

10) Select POSITION2 with 10-key.

11) Press [START] key.

The A5 width detection level is recognized.

12) Press [CUSTOM SETTINGS] key.

13) Open the manual paper feed guide to the min. width.

14) Select MIN POSITION with 10-key.

15) Press [START] key.

The min. width detection level is recognized.

If the above procedures are not completed normally, "ERROR" is dis-
played. If completed normally, "COMPLETE" is displayed.

1) Select the number corresponding to the set item with 10-key.

2) Press [START] key.

3) Enter the set value with 10-key.

4) Press [START] key.

40-1

Operation test/Check

Used to check the operation of the manual feed tray 
paper size detector and the related circuit. (The 
operation of the manual feed tray paper size detector 
can be monitored with the LCD display.)

Paper feed

Operation

MPLD1

Manual tray length detection 1

MPLD2

Manual tray length detection 2

MTOP1

Manual tray pull-out detection 1

MTOP2

Manual tray pull-out detection 2

BYPASS_WIDTH

Manual feed guide plate position

BYPASS_AD

Manual feed width detection volume output AD 
value

Bypass Tray width 
size

(Manual tray detection size is displayed.)
A4/A3, 11 x, B5/B4, 8.5 x , A4R, B5R, A5R, 
5.5x, 7.25x, EXTRA

40-2

Adjustment

Used to adjust the manual paper feed tray paper width 
detector detection level.

Paper feed

Operation

SIMULATION 40-1

BYPASS TRAY SENSOR CHECK..

MPLD1

     MPLD2     MTOP1     MTOP2

BYPASS_WIDTH: 

2100

       BYPASS_AD: 

600

(Bypass Tray width size: 

A4/A3

)

Select 4 and press [START] key.

Press [CUSTOM SETTINGS] key.

40-7

Adjustment/Setup

Used to enter the manual paper feed tray paper width 
adjustment value.

Paper feed

Operation

1

MAX. POSITION

Max. width

2

POSITION 1

Adjustment point 1

3

POSITION 2

Adjustment point 2

4

MIN. POSITION

Min. value

Press [START] key.

Press [CUSTOM SETTINGS] key.

SIMULATION 40-2

BYPASS TRAY ADJUSTMENT. SELECT 1-4, AND PRESS START.

1. MAX. POSITION

2. POSITION 1

3. POSITION 2

4. MIN. POSITION

1

SIMULATION 40-2

BYPASS TRAY ADJUSTMENT.

MAX. POSITION ··· COMPLETE (or "ERROR")

Press [CUSTOM SETTINGS] key.

SIMULATION 40-2

BYPASS TRAY ADJUSTMENT.

POSITION 1 ··· COMPLETE (or "ERROR")

Select 1 and press [START] key.

SIMULATION 40-2

BYPASS TRAY ADJUSTMENT.

POSITION 2 ··· COMPLETE (or "ERROR")

Press [CUSTOM SETTINGS] key.

Press [CUSTOM SETTINGS] key. 

Select 2 and press [START] key.

Select 3 and press [START] key.

SIMULATION 40-2

BYPASS TRAY ADJUSTMENT.

MIN. POSITION ··· COMPLETE (or "ERROR")

SIMULATION 40-7

1

BYPASS TRAY VALUE SETTING. SELECT 1-4, AND PRESS START.

1. MAX. POSITION :   

72

2. POSITION 1  :    

380

3. POSITION 2  :    

710

4. MIN. POSITION :  

804

SIMULATION 40-7

BYPASS TRAY VALUE SETTING. INPUT VALUE 0-1023, AND PRESS

START.

1. MAX. POSITION

72

AR-M550/M620  SIMULATION  8 - 47

The operating conditions of sensors and detectors are displayed.

The active sensors and detectors are highlighted.

The paper width detection level is also displayed.

1) Open the paper feed tray 2 paper feed guide to the max. width

position.

2) Select MAX POSITION with 10-key.

3) Press [START] key.

The max. width detection level is recognized.

4) Press [CUSTOM SETTINGS] key.

5) Open the paper feed tray 3 paper feed guide to the min. width posi-

tion.

6) Select MIN POSITION with 10-key.

7) Press [START] key.

The min. width detection level is recognized.

If the above procedures are not completed normally, "ERROR" is dis-
played. If completed normally, "COMPLETE" is displayed.

The operating conditions of sensors and detectors are displayed.

The active sensors and detectors are highlighted.

1) Open the document cover and select NO ORIGINAL with 10-key

without placing any document on the document table.

2) Press [START] key.

The sensor level is set without document on the document table.

3) Place an A3 document on the document table, and select A3

ORIGINAL with 10-key.

4) Press [START] key.

The sensor level is set when detection the document.

If the above procedures are not completed normally, "ERROR" is dis-
played. If completed normally, "COMPLETE" is displayed.

40-11

Operation test/Check

Used to check the multi-purpose tray width detection
adjustment value.

Paper feed

Operation

M1SS1

MPT size detection 1

M1SS2

MPT size detection 2

M1SS3

MPT detection size 3

M1SS4

MPT size detection 4

TRAY3_WIDTH

Tray 3 guide plate position

TRAY3_AD

Tray 3 width detection volume output AD value

Tray3 width 
size

(Tray 3 width direction detection size is 
displayed.) A4/A3, 11X, B5/B4, 8.5X, A4R, B5R, 
A5R, 5.5X, 7.25X, EXTRA

40-12

Adjustment/Setup

Used to check the multi-purpose tray width detection 
adjustment value.

Paper feed

Operation

SIMULATION 40-11

TRAY3 SENSOR CHECK..

M1SS1

     M1SS2     M1SS3     M1SS4

TRAY3_WIDTH: 

2100

        TRAY3_AD: 

600

(Tray3 width size: 

A4/A3

)

Press [START] key.

Press [CUSTOM SETTINGS] key.

41-1

Operation test/Check

Used to check the operation of the document size 
sensor and the related circuit. (The operation of the 
document size sensor can be monitored with the LCD 
display.)

Other

Operation

OCSW

Document cover 
status

Open: Normal display

Close: Highlighted

PD1 - 7

Document detection 
sensor status

No document: Normal display
Document present: Highlighted

41-2

Adjustment

Used to adjust the document size sensor sensing level.

Other

Operation

SIMULATION 40-12

TRAY3 ADJUSTMENT. SELECT 1-2, AND PRESS START.

1. MAX. POSITION

2. MIN. POSITION

1

SIMULATION 40-12

TRAY3 ADJUSTMENT.

MAX. POSITION ··· COMPLETE (or "ERROR")

Press [CUSTOM SETTINGS] key.

Select 1 and press [START] key. 

SIMULATION 40-12

TRAY3 ADJUSTMENT.

MIN. POSITION ··· COMPLETE (or "ERROR")

SIMULATION 41-1

PD SENSOR CHECK..

OCSW  

PD1

  

PD2

  

PD3

  PD4  PD5  PD6  PD7

AR-M550/M620  SIMULATION  8 - 48

The detection output level (A/D value) of the document sensors (PD1 -
PD7) is displayed in real time.

∗

The value in [ ] on the side of each sensor name indicates the
threshold value.

The light receiving value (A/D value) and the threshold value (A/D
value) of PD1 - PD7 are in the range of 1 - 255. The default of thresh-
old value is 128.

1) Select the number corresponding to the setting mode with 10-key.

2) Press [START] key.

3) Press [CUSTOM SETTINGS] key.

4) Press [START] key.

1) Select the number corresponding to the adjustment item with 10-

key.

2) Press [START] key.

3) Enter the setting (adjustment) value with 10-key.

4) Press [START] key.

Unless special measures are required, do not change the setting val-
ues below.

Select 2 and press [START] key. 
(Error)

Press [CUSTOM SETTINGS] 
key.

41-3

Operation test/Check

Used to check the operation of the document size 
sensor and the related circuit. (The document size 
sensor output level can be monitored with the LCD 
display.)

Other

Operation

OCSW

Original cover status

Open: Normal display

Close: Highlighted

PD1 - 7

PD sensor detection level The value in [ ] indicates the 
adjustment threshold value (SIM41-2 adjustment value).

43-1

Setting

Used to set the fusing temperature in each operation 
mode.

Fixing (Fusing)

Operation

SIMULATION 41-2

PD SENSOR ADJUSTMENT. SELECT1-2, AND PRESS START.

(PLEASE OPEN THE ORIGINAL COVER.) 

1. NO ORIGINAL

2. A3 ORIGINAL

1

SIMULATION 41-2

Press [CUSTOM SETTINGS] key. 

Select 1 and 
press [START] key. 

PD SENSOR ADJUSTMENT.

NO ORIGINAL ··· COMPLETE (or "ERROR at 

PD1 PD2

...")

A3 ORIGINAL ··· INCOMPLETE

SIMULATION 41-2

PD SENSOR ADJUSTMENT.

NO ORIGINAL ··· COMPLETE

A3 ORIGINAL ··· COMPLETE (or "ERROR at 

PD1 PD2

...")

SIMULATION 41-3

PD SENSOR DATA DISPLAY.

OCSW

PD1[128]: 200     PD2[128]: 200

PD3[128]:  50     PD4[128]:  52

PD5[128]:  51     PD6[128]:  50

PD7[128]:  52

Item

Japan

Inch 

series

AB 

series

1

INSIDE 
NORMAL

Fusing roller inside/
normal mode

185

200

205

2

OUTSIDE 
NORMAL

Fusing roller outside/
normal mode

185

200

205

3

INSIDE 
PREHEAT

Fusing roller inside/
preheat mode

140

170

170

4

OUTSIDE 
PREHEAT

Fusing roller outside/
preheat mode

140

170

170

5

LEFT 
NORMAL

Sub-heat roller/
normal mode

185

200

205

6

LEFT 
PREHEAT

Sub-heat roller/
preheat mode

140

170

170

Press [START] key.

Press [CUSTOM SETTINGS] key.

43-3

Setting (Adjustment)

Fusing roller RPM setting.

Fixing (Fusing)

Operation

Item

Set range

Default

1

NORMAL

0 – 99

36

2

SLOWDOWN

0 – 99

50

Press [START] key.

Press [CUSTOM SETTINGS] key.

SIMULATION 43-1

1

FUSER TEMPERATURE SET. SELECT 1-6, AND PRESS START.

1. INSIDE NORMAL 

200

   5. LEFT NORMAL 

200

2. OUTSIDE NORMAL 

200

  6. LEFT PREHEAT 

170

3. INSIDE PREHEAT 

170

4. OUTSIDE PREHEAT 

170

SIMULATION 43-1

FUSER TEMPERATURE SET. INPUT VALUE, AND PRESS START.

1. INSIDE NORMAL

200

SIMULATION 43-3

1

FUSER MOTOR SPEED SETTING. SELECT 1-2, AND PRESS 

START.

1. NORMAL   

36

2. SLOWDOWN 

50

SIMULATION 43-3

FUSER MOTOR SPEED SETTING. INPUT VALUE, AND PRESS 

START.

1. NORMAL

36

AR-M550/M620  SIMULATION  8 - 49

1) Each bit (8 kinds) is assigned to each correction item to set

ENABLE/DISABLE of the operation. Different values of 1 - 64 are
assigned to each bit. Enter the total of the values of the bits to be
ENABLED with 10-key.

2) Press [START] key.

NOTE: Set to 223.

When bit=1, correction is made.

NOTE: BIT0 is not displayed, but set to the developing bias correction

function.
This setting is forcibly made enable, and cannot be disabled.

Press [START] key, and the adjustment is automatically performed.
When the adjustment is completed, the adjustment result is displayed.
If the adjustment is not completed normally, "ERROR" is displayed.
When an error occurs, the adjustment result is not revised.

1) Enter the target density level in the image density correction with

10-key.

2) Press [START] key.

44-1

Setting

Used to set enable/disable of correction operations in 
the image forming (process) section.

Image process (Photoconductor/Developing/Transfer/
Cleaning)

Operation

Item

Default

BIT1

OPC drum membrane 
decrease (sensitivity/
potential) correction

Laser power/main 
charger grid voltage

1

BIT2

The range of the toner 
patch making voltage in 
the developing bias 
voltage/main charger 
grid voltage correction is 
specified. (Voltage limit)

Developing bias/main 
grid voltage (adjusted by 
SIM 8-1 and 8-2) ±100v

1

BIT3

For humidity correction

Toner concentration 
correction

1

BIT4

Toner concentration 
correction

When the developing 
bias/main charger grid 
voltage correction is 
changed more than the 
specified level, the toner 
concentration control 
level is corrected. 

1

BIT5

Toner concentration 
correction B

Correction for the 
developer life

0

BIT6

Toner concentration 
correction C

Toner concentration 
correction in low density 
image continuous print

1

BIT7

OPC drum for 
environment correction

1

Bit

15

14

13

12

11

10

9

8

7

6

5

4

3

2

1

0

0

0

0

0

0

0

0

Env

Tcon_C

Tcon_B

Tcon_A

Humidity

Pcon_lm

Drum

44-2

Adjustment

Used to perform the gain adjustment (image density 
sensor LED current adjustment) of the image density 
sensor and the gain adjustment (OPC drum marking 
sensor LED current adjustment) of the OPC drum 
marking sensor. 

Image process (Photoconductor)

Operation

SIMULATION 44-1

PROCESS CORRECTION VALUE SETTING. INPUT VALUE 0-999
AND PRESS START.
BIT1: DRUM
BIT2: PROCON_LM   BIT3: HUMIDITY
BIT4: TONERCON_A  BIT5: TONERCON_B
BIT6: TONERCON_C  BIT7: ENVIRONMENT

223

DMLED

Drum marking sensor gain adjustment

PCLED

Image density sensor gain adjustment value

DRUM

Kind of the drum
0 = Other
1 = SHARP drum 

The gain adjustment is completed.

Press [CUSTOM SETTINGS] key.

44-4

Setting

Used to set the target density level in the image 
density correction.

Image process (Photoconductor/Developing)

Operation

Press [START] key.

Press [CUSTOM SETTINGS] key.

44-5

Setting

Used to set the reference developing bias voltage, the 
reference main charger grid voltage, and the laser 
power in the image density correction.

Image process (Photoconductor/Developing)

Operation

SIMULATION 44-2

PROCON GAIN ADJUSTMENT. PRESS START.
DMLED: 

PCLED: 

DRUM : 

SIMULATION 44-2

PROCON GAIN ADJUSTMENT. EXECUTING...
DMLED

PCLED

DRUM 

Press [START] key.

SIMULATION 44-2

PROCON GAIN ADJUSTMENT. COMPLETE.
DMLED:

0

PCLED: 

0

DRUM :

1

SIMULATION 44-4

1

PROCON INITIAL DENSITY SETUP. PRESS START.
1.PROCON INI DENSITY 

32

SIMULATION 44-4

PROCON INITIAL DENSITY SETUP. INPUT VALUE 0-255, AND
PRESS START.
1.PROCON INI DENSITY

32