GymnaUniphy Phyaction Supporta User manual

PHYACTION SUPPORTA Quick Service Reference Guide

This document gives an overview of the most important service issues
of the Phyaction supporta based on daily experience. For more detailed
information we refer to the service manual.

List of most important error codes:

1. Error 200-10-xx: noise on ET potentiometer
/ Check whether the potentiometers have 6 gold plated contacts.

2. Error 420-10-xx: defective main board: replace board

3. Error 500-10-xx: short circuit in keyboard (xx is in relation to
defective key)
/ Very often water of sponges has leaked into the keyboard and
caused a malfunction.

4. Error 820-10-xx: battery low indication. Has been replaced by
message ‘BAT LOW’ starting from SW 2.02

5. Error B00-10-xx: US potentiometer defective (most of the time)

6. Error B00-11-xx: problem on ET potentiometer

7. Error B00-20-xx: value of US potentiometer is wrong: replace

Other problems:

1. US head housing is cracked: replace when necessary. No extended
warranty!
The 4 cm² US heads are improved starting from SN: 492-22698
The 1 cm² US heads are improved starting from SN: 491-21580

2. Unit doesn’t start-up. The battery is fully charged: probably the unit
was switched on. Switch off and wait 1,5 minute. Now switch on
again.

3. US head connection has loosened: replace the connector
Ref 131.525: US OUTPUT CONNECTOR ASSEMBLY 490

2/07/2003 Phyaction Supporta Quick ref guide V0.1

Facts about the use of the battery of the phyaction supporta:

The Phyaction supporta now has a NiMh battery. Before 05/1999 a
NiCad battery was used.
The charging time for an empty battery is about 15 Hrs
The customer can easily replace the battery (ref 139.902)
New batteries first need to be charged.
When a charger or a powersupply is connected: the charging LED must
go on.
When only the powersupply is used, it is recommended to remove the
battery.
The normal life cycle of the battery is between 3-5 years.

Battery power indications:

Battery voltage below 11V: flashing ‘battery empty’ led.
Battery voltage below 10.6V : ‘battery empty’ led remains ‘ON’
Battery voltage below 10V : message ‘LOW BAT’ or error 820-10

Hardware modifications:

Torsion spring of standard becomes loose: bend the end of the spring
(see technical bulletin released in 1998)
Install 2 zener diodes (18V, 5%, 400mW) in order to avoid problems
with the FET’s (see technical bulletin released in 1998)

Software evolution (starting from version 2.01)

Version 2.01.

Previous version V1.03
Release date: 27/01/1998
Specifications: indication menu, indication value potentiometer when
adjusting,

Version 2.02

Previous version V2.01
Release date: 15/12/1998
Specifications: indication LOW BAT instead of error 820-10, messages
potentiometer on when switched on and key pressed when switched
on are not stored in memory anymore. Improved contact control on
US head.

We recommend an upgrade of each unit with the latest software
version.

2/07/2003 Phyaction Supporta Quick ref guide V0.1