What does it mean if my Panasonic Fax Machine says 'No response of 2nd G3 PCB'?
- DDavid DennisSep 12, 2025
If your Panasonic Fax Machine displays 'No response of 2nd G3 PCB', it means the 2nd G3 PCB is defective.

What does it mean if my Panasonic Fax Machine says 'No response of 2nd G3 PCB'?
If your Panasonic Fax Machine displays 'No response of 2nd G3 PCB', it means the 2nd G3 PCB is defective.
What causes 'DCN was returned from receiver while transmitter is waiting for CFR or FTT' on Panasonic UF-890?
If the error 'DCN was returned from receiver while transmitter is waiting for CFR or FTT' appears on your Panasonic Fax Machine, it could be due to your machine’s ID Number not being programmed, possible incompatibility or incorrect Password (Password Reception, Selective Receive), or a full mailbox.
What causes the leading edge of the recording paper fails to reach the Exit Sensor on Panasonic UF-890 Fax Machine?
If the leading edge of the recording paper fails to reach the Exit Sensor on your Panasonic Fax Machine, it is caused by a recording paper jam or an abnormal Exit Sensor.
Why does my Panasonic Fax Machine say 'Interface error occurred with the 500-sheet optional cassette feeder'?
If your Panasonic Fax Machine displays 'Interface error occurred with the 500-sheet optional cassette feeder', it indicates a defective CST3 PCB.
Why is my Panasonic UF-890 showing a system fault?
A system fault on your Panasonic Fax Machine indicates a software problem occurred with the FCB PCB.
What causes the leading edge of the recording paper fails to reach the Timing Sensor on Panasonic UF-890's third cassette?
If the leading edge of the recording paper fails to reach the Timing Sensor on your Panasonic Fax Machine's third cassette, it is caused by a recording paper jam or an abnormal Timing Sensor.
What causes the leading edge of the recording paper fails to reach the Timing Sensor on Panasonic Fax Machine's second cassette?
If the leading edge of the recording paper fails to reach the Timing Sensor on your Panasonic Fax Machine's second cassette, it is caused by a recording paper jam or an abnormal Timing Sensor.
What causes the leading edge of the recording paper fails to reach the Timing Sensor on Panasonic UF-890?
If the leading edge of the recording paper fails to reach the Timing Sensor on your Panasonic Fax Machine, it is caused by a recording paper jam or an abnormal Timing Sensor.
What could cause 'T1 timer (35±5 sec.) elapsed without detecting 300 bps signal' on Panasonic UF-890?
If the 'T1 timer (35±5 sec.) elapsed without detecting 300 bps signal' error appears on your Panasonic Fax Machine, it could be due to a wrong number being dialed, the telephone line being disconnected while dialing, a defective FCB PCB (Modem) or LCU PCB, or a defective receiver.
Why is HSYNC abnormal on my Panasonic UF-890 Fax Machine?
An abnormal HSYNC on your Panasonic Fax Machine indicates a defective Laser Unit.
| Brand | Panasonic |
|---|---|
| Model | UF-890 |
| Category | Fax Machine |
| Language | English |
Critical warnings and precautions to prevent injury or damage.
Guidelines for proper installation and handling to avoid machine damage.
Explains the function keys and how to navigate through various machine functions.
Diagram illustrating the main external parts and features of the facsimile machine.
Explains the layout and function of the machine's control panel buttons and display.
Lists all the components included with the main facsimile machine unit.
Instructions for connecting optional accessories like handset and paper trays.
Step-by-step guide for inserting and replacing the toner cartridge.
Instructions on how to properly load paper into the machine's cassette.
Guide for connecting the telephone line and power cords to the machine.
Configures the machine to use Tone or Pulse dialing based on the telephone line.
How to adjust the monitor and ringer volume levels on the machine.
Configure essential settings like date, time, LOGO, and ID number.
Store and manage phone numbers for quick dialing using shortcuts.
Adjust various fax parameters to tailor machine behavior and features.
Procedures for preparing and placing documents in the feeder.
Temporarily adjust contrast, resolution, and halftone settings before sending.
Methods for transmitting documents via memory or direct transmission.
How the machine handles incoming faxes automatically or manually.
Instructions on how to use the machine's copy function for single or multiple copies.
Send multiple documents to the same destination in a single call.
Schedule transmissions or polling for a specific time within 24 hours.
Retrieve documents from other stations using polling.
Set up programmable keys for frequently used sequences and functions.
Manage stored communication files, including viewing, editing, and deleting.
Set and use access codes to restrict machine operation.
Securely store received documents in memory, requiring a password for access.
Distinguish between different incoming calls based on ring patterns.
Automatically attach a cover sheet with transmission details.
Configure PIN entry for outgoing calls via PBX systems.
Forward incoming faxes to another designated station.
Store and send documents to single or multiple locations.
Configure the machine to receive faxes only from pre-programmed stations.
Implement password protection for fax transmission and reception.
Securely send and receive documents using confidential codes.
Route documents to specific recipients using sub-address information.
Generate reports and lists to track machine activity and stored information.
Detailed record of all sent and received transmissions.
Verify the success and details of transmissions and polls.
Print lists of stored one-touch, abbreviated, and directory search numbers.
Print a list of all programmed dialing patterns and sequences.
Print a list of all current fax parameter settings.
A comprehensive list of symptoms, causes, and solutions for machine problems.
Explains error codes displayed by the machine and how to correct them.
Procedures for removing jammed paper from various parts of the machine.
Instructions for cleaning the document scanning area and printer roller.
Guide for replacing the backup battery that maintains clock settings.
Steps to troubleshoot dial tone or ringing issues with the telephone line.
Technical details and performance characteristics of the facsimile machine.
Guidelines for selecting appropriate paper for optimal printing results.
Information on available accessories and consumables for the machine.
Instructions for installing optional flash memory or DRAM cards.
Regulatory compliance information for users in the United States.
Regulatory compliance information for users in Canada.
Definitions of technical terms used throughout the manual.
Reference document for facsimile transmission standards and capabilities.











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