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U9

82

Cause

Operation control PWB connector
disconnection
Operation control PWB MCU PWB
harness failure

Check and
remedy

Check the connectors and harness
of the operation control PWB and
the MCU PWB.
Check grounding of the machine.

84

Content

Operation control PWB
communication trouble (Framing)

Detail

Communication trouble between
MCU and the operation control
PWB (Framing error)

Cause

Operation control PWB connector
disconnection
Operation control PWB MCU PWB
harness failure

Check and
remedy

Check the connectors and harness
of the operation control PWB and
the MCU PWB.
Check grounding of the machine.

88

Content

Operation control PWB
communication trouble (Time-out)

Detail

Communication trouble between
MCU and the operation PWB
(Time-out error)

Cause

Operation control PWB connector
disconnection
Operation control PWB MCU PWB
harness failure

Check and
remedy

Check the connectors and harness
of the operation control PWB and
the MCU PWB.
Check grounding of the machine.

F6

00

Content

F6-

∗∗

 Communication trouble

between MCU and FAX (MCU
detection)

Detail

Communication establishment
error, framing error, parity error,
protocol error

Cause

Bad connection of FAX control
PWB connector
Defective harness between FAX
control PWB and MCU PWB.
Motherboard connector pin
breakage
FAX control PWB ROM error, data
error

Check and
remedy

Check connector/harness of FAX
control PWB and MCU PWB.
Check grounding of the machine.
Check FAX control PWB ROM.

10

Content

FAX control PWB trouble

Detail

Communication trouble between
MCU and FAX control WPB

Cause

Bad connection of FAX control
PWB connector
Defective harness between FAX
control PWB and MCU PWB
Motherboard connector pin
breakage
FAX control PWB ROM error/Data
error

F6

10

Check and
remedy

Check connector/harness between
FAX control PWB and MCU PWB.
Check grounding of the machine.
Check FAX control PWB ROM.

80

Content

FAX control PWB communication
trouble (Protocol)

Detail

Communication trouble between
MCU and FAX control PWB
(Protocol error)

Cause

Bad connection of FAX control
PWB connector
Defective harness between FAX
control PWB and MCU PWB
Motherboard connector pin
breakage
FAX control PWB ROM error/Data
error

Check and
remedy

Check connector/harness between
FAX control PWB and MCU PWB.
Check grounding of the machine.
Check FAX control PWB ROM.

81

Content

FAX control PWB communication
trouble (Parity)

Detail

Communication trouble between
MCU and FAX control PWB
(Parity error)

Cause

Bad connection of FAX control
PWB connector
Defective harness between FAX
control PWB and MCU PWB
Motherboard connector pin
breakage
FAX control PWB ROM error/Data
error

Check and
remedy

Check connector/harness between
FAX control PWB and MCU PWB.
Check grounding of the machine.
Check FAX control PWB ROM.

82

Content

FAX control PWB communication
trouble (Overrun)

Detail

Communication trouble between
MCU and FAX control PWB
(Overrun error)

Cause

Bad connection of FAX control
PWB connector
Defective harness between FAX
control PWB and MCU PWB
Motherboard connector pin
breakage
FAX control PWB ROM error/Data
error

Check and
remedy

Check connector/harness between
FAX control PWB and MCU PWB.
Check grounding of the machine.
Check FAX control PWB ROM.

84

Content

FAX control PWB communication
trouble (Framing)

Detail

Communication trouble between
MCU and FAX control PWB
(Framing error)

DM-2000

9  –  6

F6

84

Cause

Bad connection of FAX control
PWB connector
Defective harness between FAX
control PWB and MCU PWB
Motherboard connector pin
breakage
FAX control PWB ROM error/Data
error

Check and
remedy

Check connector/harness between
FAX control PWB and MCU PWB.
Check grounding of the machine.
Check FAX control PWB ROM.

88

Content

FAX control PWB communication
trouble (Timeout)

Detail

Communication trouble between
MCU and FAX control PWB
(Timeout error)

Cause

Bad connection of FAX control
PWB connector
Defective harness between FAX
control PWB and MCU PWB
Motherboard connector pin
breakage
FAX control PWB ROM error/Data
error

Check and
remedy

Check connector/harness between
FAX control PWB and MCU PWB.
Check grounding of the machine.
Check FAX control PWB ROM.

F9

00

Content

F9-

∗∗

 Communication trouble

between MCU and FAX (MCU
detection)

Detail

Communication establishment
error, framing error, parity error,
protocol error

Cause

Bad connection of printer PWB
connector
Defective harness between printer
PWB and MCU PWB.
Motherboard connector pin
breakage
Printer PWB ROM error, data error

Check and
remedy

Check connector/harness of printer
PWB and MCU PWB.
Check grounding of the machine.
Check printer PWB ROM.

10

Content

Printer PWB trouble

Detail

Communication trouble between
MCU and printer PWB

Cause

Bad connection of printer PWB
connector
Defective harness between printer
PWB and MCU PWB.
Motherboard connector pin
breakage
Printer PWB ROM error, data error

Check and
remedy

Check connector/harness of printer
PWB and MCU PWB.
Check grounding of the machine.
Check printer PWB ROM.

F9

80

Content

Printer PWB communication
trouble (Protocol)

Detail

Communication trouble between
MCU and printer PWB (Protocol
error)

Cause

Bad connection of printer PWB
connector
Defective harness between printer
PWB and MCU PWB.
Motherboard connector pin
breakage
Printer PWB ROM error, data error

Check and
remedy

Check connector/harness of printer
PWB and MCU PWB.
Check grounding of the machine.
Check printer PWB ROM.

DM-2000

9  –  7

The user programs allow the parameters of certain functions to be set,
changed, or canceled as desired.

This DM System has the following user programs.

Program

No.

Program

name

Description

1

Auto clear
time

Sets the auto clear time. The system
returns to the initial settings when the
auto clear time elapses after the last
copy is made.

2

Preheat
mode

Sets the time that elapses before the
system enters the preheat mode after
any operation is made.

3

Auto power
shut-off
timer 

Sets the time that elapses before the
system enters the auto power shut-off
mode after any operation is made.

4

Stream
feeding
mode*

Enables or disables  the stream feeding
mode when an optional single pass
feeder (SPF) is installed. 

5

Auto power
shut-off
setting

Enables or disables the auto power
shut-off mode.

6

Border line
for 2 in 1
or 4 in 1*

Enables or disables the border line
which is printed in 2 in 1 or 4 in 1
copying when an optional electronic
sorting kit and an optional SPF are
installed.

7

Rotation
copy*

Enables or disables rotation of original
images. 

8

Auto paper
select mode

Enables or disables the auto paper
selection.

9

Auto tray
switching

Enables or disables the automatic tray
switching which occurs when paper in a
tray runs out. (This switching cannot
switch to the bypass tray.)

10

Auditing
mode

Enables or disables the auditing mode,
which controls access to copier.

11

Account
number
entry

Registers accounts for auditing mode.

12

Account
number
change

Changes account numbers for auditing
mode.

13

Account
number
deletion

Deletes accounts for auditing mode.

14

Number of
copies per
account

Displays the total number of copies
made against account numbers.

15

Resetting
account

Resets all audit accounts or resets any
desired individual account.

16

Erase
width
adjustment*

Sets the amount of the edge erase and
center erase areas.

17

Layout in 2
in 1 copy*

Selects a pattern for 2 in 1 copying.

18

Layout in 4
in 1 copy*

Selects a pattern for 4 in 1 copying.

19

Offset of
paper
output tray

Enables or disables the offset function
of the paper output tray. The offset
function can be specified respectively
for the upper and lower areas
separated by an optional job separator
tray kit.

∗ These programs do not affect the copier functions unless certain op-

tional equipment is installed.

1) Press and hold the light (   ) key for more than 5 seconds until

all the alarm indicators (    ,     ,     ,    , and    ) blink and "-
-" appears in the copy quantity display.

2) Enter a program number using the numeric keys.

● The selected program number will blink in the copy quantity dis-

play.

● If a mistake is made in steps 2) to 4), press the CLEAR (clear)

key. The copier will return to step 2).

● The program numbers are shown in the table below.

For example, to change the setting of the auto power shut-off timer,
press key 3.

Program name

Program No.

Auto clear time 

1

Preheat mode

2

Auto power shut-off timer 

3

Stream feeding mode

4

Auto power shut-off setting

5

Border line for 2 in 1 or 4 in 1

6

Rotation copy

7

Auto paper select mode

8

Auto tray switching

9

Auditing mode

10

∗

Account number entry

11

∗

Account number change

12

∗

Account number deletion

13

∗

Number of copies per account

14

∗

Resetting account

15

∗

Erase width adjustment

16

Layout in 2 in 1 copy

17

Layout in 4 in 1 copy

18

Offset of paper output tray

19

∗ For operation of these programs afterstep 3.

3) Press the START key.

● For programs 1 to 9 and 16 to 19, the entered program number

will be steadily lit on the left side of the copy quantity display
and the currently selected parameter number for the program
will blink on the right side.

● For programs 10 to 15 (programs for auditing accounts), the

display varies with the program number.

4) Select the desired parameter using the numeric keys.

● The entered parameter number will blink on the right side of the

copy quantity display.

● The parameters are shown in the table below.

DM-2000

10 – 1

For example, to change the setting of the auto power shut-off timer to
60 min., press key 2.

Program name

Parameters

Auto clear time

0

OFF

1

30sec

2

60sec

∗3 90sec

4

120sec

5

10sec

Preheat mode

0

OFF

1

30sec

2

60sec

∗ 3

90sec

4

120sec

Auto power shut-off timer

∗ 1

30min

2

60min

3

90min

4

120min

5

240min

Stream feeding mode

∗ 0

OFF

1

ON

Auto power shut-off setting

0

OFF

∗  1

ON

Border line for 2 in 1 or 4 in 1

∗ 0

OFF

1

ON

Rotation copy

0

OFF

∗  1

ON

Auto paper select mode

0

OFF

∗  1

ON

Auto tray switching

0

OFF

∗  1

ON

Erase width adjustment

0

0"

1

1/4"

∗ 2

1/2"

3

3/4"

4

1"

Layout in 2 in 1 copy

∗ 1

Pattern 1

2

Pattern 2

Layout in 4 in 1 copy

∗ 1

Pattern 1

2

Pattern 2

3

Pattern 3

4

Pattern 4

Offset of paper output tray

0

Upper OFF,

lower OFF

∗  1

Upper ON,

lower ON

2

Upper ON,

lower OFF

3

Upper OFF,

lower ON

Factory default settings are indicated with an asterisk (

∗).

Note: If you select "0" (OFF) in a program, the corresponding function

will be disabled.

5) Press the START key.

● The right-hand number in the copy quantity display will be

steadily lit and the entered value will be stored.

6) To continue with other user programs, press clear the key and

then repeat steps 2 to 5. To exit the user program mode, press
the light (   ) key.
● All the alarm indicators will go out.

Settings for auditing accounts

If the auditing mode is enabled, copying is limited to operators with an
assigned 3-digit account number. A maximum of 20, 3-digit account
numbers can be assigned. Use program No. 11 to register account
numbers.
When program No. 10 is entered, the current setting (0: OFF, 1:ON)
will blink on the right side of the copy quantity display.

1) Select the desired setting using the numeric keys.

0: OFF
1: ON

2) Press the START key.

● The setting will be stored.

3) To continue with other user programs, press the clear key and

enter another program number. To exit the user program mode,
press the light (   ) key.

Program No. 11 is used to register accounts. When program No. 11 is
entered,

1) Enter a 3-digit account number using the numeric keys.

● Any 3-digit number except "000" can be registered as an ac-

count number.

2) Press the START key.

● If a number that is already registered or "000" is entered, the

number will blink in the copy quantity display.

3) Repeat steps 1 and 2 for other account numbers.
4) To continue with other user programs, press the clear key and

enter another program number. To exit the user program mode,
press the light (   ) key.

Program No. 12 is used to change account numbers. When program
No. 12 is entered, an account number will appear in the copy quantity
display.

● If no account number has been registered, "12E" will appear in

the copy quantity display. Press the clear key. The system will
return to step 2.

1) Use the copy ratio display % key to select the account number to

be changed.
● Use the % key to advance through the account numbers.

2) Press the START key.

● The account number will be erased and "- - -" will blink in the

copy quantity display.

3) Enter a new account number using the numeric keys.
4) Press the START key.

● If a number that is already registered or "000" is entered, the

number will blink in the copy quantity display.

5) Repeat steps 1 to 4 for other account numbers.
6) To continue with other user programs, press the clear key and

enter another program number. To exit the user program mode,
press the light (   ) key.

● If no account number has been registered, "13E" will appear in

the copy quantity display. Press the clear key. The system will
return to step 2.

1) To delete an individual account, press the 0 key.

To delete all accounts, press key 1.

2) Press the START key.

● If you have pressed the 0 key in step 1, an account number will

appear in the copy quantity display. Proceed to step 3).

● If you have pressed key 1, all account numbers will be deleted.

Proceed to step 5).

3) Use the copy ratio display % key to select the account number to

be deleted.
● Use the % key to advance through the account numbers.

DM-2000

10  –  2