Yaesu FT-950 PEP950 - UPDATE V0115 AND V11.54 User Manual

9/9/10
VERY IMPORTANT NOTICE:
This update procedure is for the FT-950 MAIN and EDSP software. The MAIN software is for all lot
numbers. The EDSP software is different. Please verify the version of the radio by the serial number.
The third and fourth digits indicate the lot number, example xx42xxxx. For lots 01 thru 42 proceed
with MAIN and EDSP software update. For lots xx43xxxx and above install the MAIN only, do not
install the EDSP software.
You may also verify the current EDSP level of your radio (The software versions can be displayed on
the radio, see the below instructions). If the first digit of the number is 2 (example 20.45 1.13) Do not
install this update EDSP software, It is not compatible with EDSP level 2 radios.
Radios with lot numbers 43 and above, cannot operate with EDSP Ver. 11.54 software. At this
time (7/12/2010) there are no updates for EDSP level 2 radios.
PEP950
This procedure is used to update Main CPU Ver. 0115 and EDSP Ver. 11.54 the
flash programming for the FT-950 Transceivers.
We recommend installing the Flash Programming Software on a PC computer with Windows 2000,
XP or Vista Operating System; and use the serial cable RS-232C, DB9F to DB9F straight cable.
NOTE: There are many USB adapters available; however some may not function with this software.
We recommend using the latest USB adapter driver software when available.
The software versions can be displayed on the radio
While holding the three buttons [GEN]＋[50]＋[ENT] turn the radio on. The software version will be
displayed in the VFO-A window for 5 seconds then the radio will start up in normal operation.
See below:
Example EDSP V11.53 and MAIN V1.12 software version.
*If you already have E
DSP V11.54 or V20.45, and MAIN V0115 software versions, it is not necessary to update
the FT-950 again.
The software updates will work with all versions (AF, AS, EU, NA, OC, SA or all Countries) of the FT-950.
Main CPU:
Software version 01XX
(This image & version is for
illustration only)
EDSP:
Software version 11.XX
(This image & version is for
illustration only)

Yaesu FT-950 PEP950 - UPDATE V0115 AND V11.54 Specifications

General

Voltage	13.8 VDC ±15%
Weight	9.5 kg
Display	LCD
Antenna Connector	SO-239
Type	HF Transceiver
Mode	SSB/CW/FM/AM
Current Drain TX	22 A (at 100 W output)
Impedance	50 ohms, unbalanced
IF DSP	Yes

Summary

Important Software Update Notices

EDSP Software Compatibility and Lot Numbers

Details EDSP compatibility based on lot numbers and initial EDSP version.

MAIN and EDSP Software Update Eligibility

Information on which lot numbers require both MAIN and EDSP updates.

PEP950 Software Update Procedure Overview

Displaying Radio Software Versions

How to check current MAIN and EDSP software versions on the radio.

PC Data File Installation for Updates

Downloading and Extracting Software Files

Steps to download and extract the necessary software files from the website.

Troubleshooting Communication Errors

Guidance on resolving communication errors during the software update process.

MAIN CPU Software Update Procedure

Performing the MAIN Software Update

Detailed steps for updating the MAIN CPU software using the PC program.

EDSP Software Update Procedure

Performing the EDSP Software Update

Steps to update the EDSP software using the PC program and specific radio controls.

Finalizing EDSP Update and Radio Reset

Completing the EDSP update, disconnecting, and performing a radio reset.