1. History
2
2. Purpose
2
3. General
2
4. Packing and unpacking OptiFlex-K1
5. Block diagram of the electronic parts OptiFlex-K1
6. Bill of material for service parts OptiFlex -K1
7. Figure for bill of material
8. Special function Service menu for OptiFlex-K1
9. How to perform repairs
10. Checklist of safety and function test OptiFlex-K1
5
6
7
8
10
12
13
2
The purpose of this Service Manual is to help you make
simple repairs on the OptiFlex -K1. Only authorized staff may
perform repairs and maintenance as the manufacturer’s
warranty and liability would otherwise be invalidated.
Only original parts may be used for servicing in accordance
with the attached spare parts list.
3.1 Electronics, connection cables
1
2
3
4
No plugs may be connected or disconnected while the
unit is switched on. Always switch the OptiFlex -K1
off before connecting or disconnecting a plug.
The locks for spiral cable for the hand-held program-
ming unit have to be closed at all times.
When you assembling with electronic parts make sure
to use ESD (Electro Static Discharge) equipment.
If you have to exchange any of the printed circuit boards
including the knee electronics or motor control you have
to perform a calibration.
Possible errors: Errors will be displayed on the hand-
held programming unit as follows shown:
Potentiometer error:
Wrong angle information
->
Check the femur settings
->
Replace knee electronics (Pos. 3)
->
Replace motor control (Pos. 20)
Failure at the potentiometer:
Connection to the potentiometer is interrupted
->
Replace the spiral cable of the potentiometer (Pos. 19)
->
Replace knee electronics (Pos. 3)
->
Replace motor control (Pos. 20)
Motor driver error:
The motor driver IC reported an error
->
Replace motor control (Pos. 20)
Motor error:
The motor did not turn properly
->
Replace motor control (Pos. 20)
->
Replace the motor (Pos. 21)
Table of contents
2. Purpose
1. History
Revision
Date
Name
Change
1
01.08.2007
S. Herr
Service Manual
created
3. General
ERROR
XX
(XX = Number of the error)
