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117

No-check Mode means that password is not set.

START

END

Yes

No

Does the machine answer 
the Ringing signal?

1. Set "RCV = AUTO"
2. Check that all covers are closed firmly.
3. Check the telephone line connection.
4. Check the Ringer Timing, or DRD setting.
5. Check the recording paper path.
6. Check CN18 (SC PCB), and CN28, and
     29 (MJR PCB).
7. Replace the MJR PCB.
8. Replace the SC PCB.

Is the received copy OK?

Any other problems?

Yes

No

Make a copy, and refer to Sect. 4.4.14.

Yes

No

See Sect. 4.3. (Troubleshooting with the 
Information Codes).

START

END

Yes

No

Is Polling reception OK?

1. Set the same polling password as the other party is 
     using.
2. Check the password of the remote unit.

Is Polling transmission OK?

Any other problems?

Yes

No

1. Set the polling password, or no - check mode.*
2. Check the password of the remote unit.

Yes

No

See Sect. 4.3. (Troubleshooting using information codes).

118

001

RCV

COPY

C, D

Leading edge of the recording 
paper fails to reach the Timing 
Sensor.
(1st Cassette)

Recording paper jam.
Timing Sensor abnormal.

002

RCV

COPY

C, D

Leading edge of the recording 
paper fails to reach the Timing 
Sensor.
(2nd Cassette)

Recording paper jam.
Timing Sensor abnormal.

007

RCV

COPY

C, D

1. Leading edge of the recording 

paper fails to reach the Paper 
Exit Sensor.

2. Recording paper has not 

completely passed the Paper 
Exit Sensor.

Recording paper jam.
Paper Exit Sensor abnormal.

010

RCV

COPY

B, C

No recording paper. 

No recording paper or paper is not set 
properly.
No Paper Sensor is defective.

011

STANDBY

B, C

Paper Cassette is not installed 
properly.

012

RCV

C, D

The length of the received 
document is over 2 meter (78.7in).

021

STANDBY

RCV

COPY

B, C, D Thermistor is abnormal.

Fuser Control is abnormal.
Fan is abnormal.

Defective SC PCB.
Defective Fuser Unit, Power Supply 
Unit.
Defective Fan.

030

XMT

B

Read Point Sensor does not go ON 
within 10 seconds after the 
document starts feeding.

Document is not set properly.
Defective Read Point Sensor.

031

XMT

COPY

C

Transmitting document was longer 
than 2 meter (or 78.7 in).

The document may jam.
Defective Read Point Sensor.

041

STANDBY

RCV

COPY

B, C, D Out of toner.

No toner.
Defective Toner Sensor.

043

STANDBY

RCV

COPY

B, C, D Low toner.

Toner is getting low.
Defective Toner Sensor.

045

STANDBY

-

No Toner Cartridge.

Toner cartridge has not been installed.
Defective Toner Sensor (Cartridge 
Sensor).

051

RCV

COPY

-

Printer Motor abnormal.

Connector not properly connected.
Defective Printer Motor.
Defective SC PCB.

054

STANDBY

RCV

COPY

-

HSYNC abnormal.
Motor abnormal.

Defective Laser Unit.

060

-

A

Printer Cover is open.

Cover is not firmly closed.
Connectors are not firmly connected.

061

-

A

ADF Door is open.

Door is not firmly closed.
Connectors are not firmly connected.

119

200

RCV

C

Decoding process is not completed 
at the end of phase C.

Defective SC PCB.

212

XMT 
RCV

A-E

Interface error occurred between 
the CPU and modem.

Modem is defective. (SC PCB)
Software problem occurred. (SC PCB)

301

XMT 
RCV

-

System fault.

Software problem occurred. (SC PCB)

331

XMT

C

8-minutes timer error. 
(Germany only)

390

STANDBY

RCV

PRINT

-

Interface error occurred between 
the machine and the PC.

Firmware update error.
GDI print error.
(Perform the operation again)

400

XMT

B

T1 timer (35±5 sec.) elapsed 
without detecting 300 bps signal.

Wrong number is dialed and the START 
button is pushed.
Telephone line is disconnected while 
dialing.
SC PCB (Modem) or MJR PCB are 
defective.
Receiver is defective. (It may only be 
transmitting CED)

401

XMT

B

DCN was returned from receiver 
while transmitter is waiting for CFR 
or FTT.

Your machine's ID Number is not 
programmed.
Possible incompatibility or incorrect 
Password.

402

XMT

B

DCN was returned from receiver 
while transmitter is waiting for NSF/
DIS.

Receiver working in non-CCITT mode 
only. (Possible incompatibility)

403

RCV

(Polling)

B

Transmitter had no polling function. "POLLED=ON" (polling XMT ready) is 

not set at the transmitter. 
Document to be transmitted is not 
placed at the transmitter.

404

XMT

B

Transmitter sent NSS (or DCS) 
followed by TCF three times, but 
the receiver did not respond. (CFR 
or FTT is usually returned)

Receiver is defective. (Modem, MJR 
PCB, etc.) 
SC PCB or MJR PCB are defective.
Receiver disconnects line during first 
NSS (or DCS) is transmitted.

405

XMT

B

Transmitter received FTT after it 
transmitted TCF at 2400bps.
Received RTN after communicating 
at 2400 bps.

Line quality is poor. (TCF is damaged 
due to line noise)
Receiver is defective. (Modem, etc.) 
SC PCB or MJR PCB are defective.

406

RCV

(Password 

Comm.)

B

XMT-Password mismatched.
RCV-Password mismatched.
Selective RCV incomplete.

XMT, RCV password does not match.
Last 4 digits of TSI does not match with 
the last 4 digits of ONE-TOUCH, ABBR 
telephone number.

407

XMT

D

Transmitter received no response 
after it transmitted post message, 
such as EOP, MPS, EOM, etc...or 
received DCN.

Receiver is defective. (No paper, paper 
jamming, etc.) 
Receiver ceased receiving because of 
excessive error. (Line quality is poor) 
SC PCB (Modem) or MJR PCB are 
defective.

408

XMT

D

Transmitter received RTN after it 
transmitted EOP, MPS, or EOM.

Receiver receives data with error. (Line 
quality is poor) 
Receiver is defective. (Modem, etc.)
SC PCB or MJR PCB are defective.

120

409

XMT

D

Transmitter receives PIN after it 
transmitted a post message, such 
as EOP, MPS, EOM, etc.

Receiver receives data with error due to 
poor line quality, and receiving operator 
requests voice contact.
Receiver is defective. (Modem, etc.)
SC PCB or MJR PCB are defective.

410

RCV

D

Received DCN while waiting for 
post command. (EOP, MPS, EOM, 
etc.)

Interface or line is faulty.
Transmitter is defective.

411

RCV

(Polling)

B

Received DCN after transmitting 
NSC.

Transmitter is not ready for polling  
communication. 
Password does not match between 
transmitter and receiver.

412

G3 RX

B, D

No response within 12 seconds in 
NSS/DCS/MPS wait state. (After 
transmitting FTT)

Transmitter is defective.
SC PCB is defective.

414

RCV

(Polling)

B

No response received after 
transmitting 3rd NSC.

Password does not match between 
transmitter and receiver.
Transmitter is defective. (No original, 
document jam, etc.)

415

XMT

(Polling)

B

Remote side attempted to receive 
message from your machine in 
polling communication.

Inform the remote side that your 
machine does not have the polling 
transmission feature.

416

RCV

D

Receiver did not detect post 
command, such as EOP, MPS, 
EOM, etc.

Transmitter is defective.
Line quality is poor. (RTC signal is 
distorted due to line noise)
SC PCB or MJR PCB are defective.

417

RCV

C

Receiver returned RTN in response 
to post message.

Line quality is poor. (There are 
excessive errors in received data)
SC PCB or MJR PCB are defective.

418

RCV

C

Receiver transmitted PIN in 
response to PRI-Q from transmitter. 
(Transmitting operator requests 
voice contact)

Line quality is poor. (There are 
excessive errors in received data)
SC PCB or MJR PCB are defective.

420

RCV

B

T1 timer (35 sec.) elapsed without 
detecting 300 bps signal.

There is wrong incoming call. 
(non-facsimile communication)
Transmitter is defective.
SC PCB or MJR PCB are defective.

421

RCV

B

Busy Tone is detected after sending 
NSF Signal.

Remote station disconnected the line.
Wrong number is dialed.

422

XMT

B

Content of NSF (or DIS) or NSC (or 
DTC) was invalid.

There is an incompatibility.

427

G3 

RCV

B

DCN received to NSF/CSI/DIS 
transmitted.

The interface is incompatible.

433

XMT 
RCV

B, D

T.30 Protocol abnormal.

Defective remote station.

434

XMT or 

RCV

B

CD (response from Modem) did not 
turn OFF within 180 sec. after 
receiver detected FLAG signal.

Remote unit is defective.
SC PCB or MJR PCB are defective.

436

G3 RX

C

DCN received after transmitting 
FTT.

Transmitter is defective or incompatible.
Line quality is poor.