UGANDA STANDARD  
  US 735
First Edition
2008-12-11
 
Reference numbe r
US 735: 2008
 © UNBS 2008 
  
Code of practice for repair and service of electrical and 
electronic machines/devices  
 US 735: 2008 
 © UNBS 2008 – All rights reserved
 iiCompliance with this standard does not; of itself confer immunity from legal obligations 
A Uganda Standard does not purport to include all necessary provisions of a contract. Users are 
responsible for its correct application  
© UNBS 2008  
All rights reserved. Unless otherwise specified, no part of this publication may be reproduced or utilised in any 
form or by any means, electronic or mechanical, in cluding photocopying and microfilm, without prior written 
permission from UNBS. 
Requests for permission to reproduce this document should be addressed to 
The Executive Director 
Uganda National Bureau of Standards 
P.O. Box 6329 
Kampala  
Uganda 
Tel: 256 414 505 995 
Fax: 256 414 286 123 
E-mail: unbs@infocom.co.ug
Web: www.unbs.go.ug  US 735: 2008 
© UNBS 2008 – All rights reserved  
 iiiContents Page 
Foreword ............................................................................................................................................................iv  
1 Scope ......................................................................................................................................................1  
2 Terms and definitions ...........................................................................................................................1  
3 Requirements .........................................................................................................................................2  
3.1 Service points/centre/workshop ..........................................................................................................2  
3.2 Record keeping ......................................................................................................................................3  
3.3 Items for repair ......................................................................................................................................3  
3.4 Service personnel ..................................................................................................................................3  
3.5 Environment protection ........................................................................................................................4  
Annex A (normative)  Job card .........................................................................................................................5  
A.1 Details on the job card ..........................................................................................................................5  
A.1.1  Workshop address ............................................................................................................................... .5 
A.1.2  Item details .............................................................................................................................................5  
A.1.3  Owner of the item ..................................................................................................................................6  
A.2 Conditions on the job card/acceptance ..............................................................................................6  
A.2.1  Domestic and other equipment audiovisual equipment ...................................................................6  
A.2.2  Telecommunication equipment (mobile phones, etc) .......................................................................6  
A.2.3  Charge /cost of repair ...........................................................................................................................7  
Annex B (normative)  Workshop details and equipment ...............................................................................8  
 
. US 735: 2008 
 © UNBS 2008 – All rights reserved
 ivForeword 
Uganda National Bureau of Standards (UNBS) is a parastatal under the Ministry  of Tourism, Trade and 
Industry established under Cap 327, of the Laws of Uganda.  UNBS is mandated to co-ordinate the 
elaboration of standards and is  
(a) a member of International Organisation for Standardisation (ISO) and  
(b) a contact point for the WHO/FAO Codex A limentarius Commission on Food Standards, and  
(c) the National Enquiry Point on TBT/SPS Agr eements of the World Trade Organisation (WTO). 
The work of preparing Uganda Standards is carried out through Technical Committees. A Technical 
Committee is established to deliberate on standards in a gi ven field or area and consists of representatives of 
consumers, traders, academician s, manufacturers, governme nt and other stakeholders. 
Draft Uganda Standards adopted by the Technical Committ ee are widely circulated to stakeholders and the 
general public for comments. The committee reviews the comments before recommending the draft standards 
for approval and declaration as Uganda Standards by the National Standards Council.  
Committee membership 
The following organizations were represented on the Technical Committee for Electrotechnology standards, 
UNBS/TC 6, in the development of this standard:  
• Civil Aviation Authority (CAA) 
• Directorate of Industrial Training (DIT) 
• Hi -Tech Metal Industries Ltd.  
• Electricity Regulatory Authority 
• Kyambogo University 
• Ministry Works and Transport 
• Uganda Batteries Limited 
• Uganda Electronics and Technicians Association (UETA) 
• Uganda National Bureau of Standards (UNBS)  
 
 US 735: 2008 
© UNBS 2008 – All rights reserved  
 1Acknowledgement 
Uganda National Bureau of Standards (UNBS) wishes to commend the Uganda Electronics and Technicians 
Association (UETA) for their contribution to the devel opment of this standard by provision of reference 
material and the back up research data for the justificat ion of the development of this  standard. UETA is also 
acknowledged for its leading role in ensuring the standardization and regulation of practicing electronic service 
technicians in the country together with providing a le ading role in mobilizing Ugandan electronics technicians. 
 UGANDA STANDARD US 816: 2008
 
© UNBS 2008 – All rights reserved  
 Code of practice for repair and service of electrical and 
electronic machines/devices 
1 Scope 
This code of practice specifies the requirements for repairers of electrical  and electronic machines/devices. It 
provides the essential elements and co nditions for service points centres or workshops undertaking servicing 
or repairing of electrical equipments or devices.   
2 Terms and definitions 
For the purposes of this standard, the following terms and definitions shall apply. 
2.1 
repairing  
restoring by replacing a part or putting together what is torn or broken 
2.2 
servicing 
cleaning, checking, adjusting, and making minor repairs to a piece of machinery in order to make sure that it 
works properly 
2.3 
electronic equipment  
one that operates on the mechanism of flow of charge in various materials like semiconductors, resistors, 
nanostructures, vacuum etc 
NOTE This term may be used concurrently with machines, devices and items. 
2.4 
service personnel  
trained personnel authorized by the regulatory authori ty/association regulating t he service and/or repair of 
specific electronic/electrical equipment/devices 
2.5 
service center 
place where electrical or electronic items are serviced or repaired 
2.6 
workshop 
place with adequate tools and room to do electrical and electronics service and repair without harming other 
living organisms and the surroundings 
2.7 
small size workshop 
workshop attended to by less than three craftsmen/sitting service personnel, with specialized tools to test, aid 
in repairing by way of heating, mending, joining, disman tle and assemble, electrical and electronics devices on 
a work bench under adequate lighting US 735: 2008 
 © UNBS 2008 – All rights reserved
 22.8 
medium size workshop 
workshop attended to by less than ten craftsmen and at least one technician/sitting service personnel, with 
specialized tools to test, aid in repairing by way of heating, mending, joining, dismantle and assemble, and 
overhauling, electrical and electronics device s on a work bench under adequate lighting and space 
2.9  
large size workshop 
workshop attended to by more than ten craftsmen, at  least one technician and one engineer/sitting service 
personnel, with specialized tools to test, aid in repai ring by way of heating, mending, joining, dismantle and 
assemble, and overhauling; with specialized tools to  carry scientific analysis, ensure precision in 
measurement and finishing and do designing and fabricat ion of electrical and electronics devices on a chain 
or work bench under adequate lighting and space 
2.10 
sitting service personnel/technician 
craftsmen, technicians and/or engineers trained and ce rtified to handle specific electrical and electronic 
repairs, service, design and fabrication 
3 Requirements  
3.1 Service points/centre/workshop  
3.1.1 Service centres should be registered with a recogni sed electrical and electronics service and repair 
regulatory authority. 
3.1.2 They should have fixed address which is easily id entified, recognised and registered by the local 
authority. 
3.1.3  Service centres shall have trading/business license obtained from the relevant authority after meeting 
the requirements of 3.1.1 and 3.2. 
3.1.4 Service centres should be registered by a body or organization dully recognized by the laws of 
Uganda to regulate their activities. 
3.1.5 Service centres shall comply with 2.6, 2.7, 2.8, 2.9, 2.10 of this code of practice. 
3.1.6 Service centres shall have clear signposts to indica te that they are worksh ops repair centres as the 
case may be specializing in a specific group of electrical/electronic equipment, for example,  
• TV repairer, 
• video deck and video cameras repairs, 
• radio music system repairs etc, 
• fridge/oven repairs,  
• mobile phone repairs,  
• computer service centre,  
• power generating equipments for example, invert ers, solar panels, batteries, dynamos, petrol and 
diesel generators wind generators, and 
• electronic intricacies for example, electric microscopes.    US 735: 2008 
© UNBS 2008 – All rights reserved  
 33.2 Record keeping  
3.2.1  The service personnel shall keep up-to-date record s of items received from and taken by owners in 
the format provided in the Annex A  
3.2.2  All items received for repair or service will be i dentified at the workshop with registration number, 
which starts from 1 and is increasing in order without any gaps  
EXAMPLE CSC/2007/1 for computer service centre item no 1 being the first item revived in 2007  
3.2.3  The record shall also include the name of the item, the model number, power rating, serial number, 
year of manufacturer and date received. 
3.3 Items for repair   
3.3.1  All items received for repair shall be given a reference number, which will be attached to the machine 
for identification  
3.3.2  Details of the item and the owner shall be entered into the register and the job card.  
3.3.3 A copy shall be given to the owner and one copy shall remain in the workshop. 
3.3.4  The job card shall contain all the information as given in the sample of Annex B  
3.3.5  All work items shall be repaired within two weeks.  
3.3.6  If the work item repair is taking more than two weeks a written explanation s hall be given to the owner 
and his consent shall be t be sought to decide whether to  take his item back or allow another two weeks for 
repair.  
3.3.7  Items for return without repair shall be in the condition which it was brought and shall not have been 
vandalised, broken, have any parts missi ng / replaced, made dirty, etc.  
3.3.8  A qualified independent technician may be called to  verify that no parts or assesories have been 
removed without the owners’ consent.  
3.3.9  All items repaired shall be tested in the presence of the owner or his representat ive to prove that it is 
performing satisfactorily and then handed over to the owner  
3.3.10  The owner shall pay for all costs of the repair in cluding storage charges if the device was kept for 
more than two weeks when repaired.  
3.3.11  The owner shall not delegate unknown persons to co llect his/her equipment or property. Technicians 
reserve the right to demand for the owners authorization even if the person sent to collect the equipment has 
a job card.  
3.3.12  In case of demise of the owner, letters from lo cal, authority may be required to allow delivery of the 
equipment. Local authority / Police may be called to  witness the handing over of the equipment.  
3.4 Service personnel 
3.4.1  The personnel shall have respect for the owners’ of the machine and shall conduct themselves with 
integrity and diligence.  
3.4.2  Technicians and workshop personnel shall have adequat e training/experience in the servicing of the 
machines / items which they intend to undertake  US 735: 2008 
 © UNBS 2008 – All rights reserved
 43.4.3  Personnel and the head of workshop or manager of the workshop/service centre shall maintain up-to-
date records of service as requi red by 3.1, 3.2 and .3.3 above  
3.4.4  Records to be kept shall include  
a) business registration/licence,  
b) register book,  
c) job cards, and  
d) other relevant documents as required by law. 
3.5 Environment protection  
Disposal of e-garbage or electronic and electric circuit board and associated components shall be in 
accordance with existing regulations including National  Environmental Management Authority (NEMA) statues 
and other regulations as will be put in place from time to time.  US 735: 2008 
© UNBS 2008 – All rights reserved  
 5Annex A 
(normative) 
 
Job card  
A.1 Details on the job card  
A.1.1 Workshop address  
The following shall be included in the business address: 
a) business name or company name;   
b) physical address; 
c) plot Number;    
d) box number (only for well established urban workshops);  
e) telephone number;  
f) regulating authority’s number; 
g) serial number of the job card;  
h) date ; 
i) contact address; and  
j) local council zone etc.  
A.1.2 Item details 
The following shall be included under the item details:  
a) name of item, for example, colour tele vision, mobile phone, radio cassette etc; 
b) model number;   
c) serial number; 
d) EMI number;  
e) year of manufacture; 
f) energy labelling code, for example, class A with  or without the associated colour coding;   
g) colour, for example,grey silver etc;  
h) power rating, for example, 50 W; 
i) size, for example,14 inch television; US 735: 2008 
 © UNBS 2008 – All rights reserved
 6j) workshop serial number;  
k) concise description of the co ndition or state of the equipment eg brand new, new, scratched, for 
example, cassette door missing, broken back cover;  
l) accessories, for example, power cable mi ssing aerial battery cover, battery etc;  
m) fault description according to the owner;  
n) fault diagnosis; and  
o) actual fault diagnosed by the technician.  
A.1.3 Owner of the item  
The following details shall be included under the owner of the item:  
a) name of the owner/institution etc;   
b) contact address;  
c) telephone numbers including, mobile telephone numbers and office and residential telephone 
numbers;  
d) signature of the owner and date; and  
e) next of kin  
A.2 Conditions on the job card/acceptance 
A.2.1 Domestic and other equipment audiovisual equipment  
The conditions below shall be stated on the job card. 
a) This card is the sole valid receipt in respect of the abovementioned goods handed to us and no 
delivery can be affected without production thereo f. Any goods unclaimed after two months from the 
date hereof may be sold to defray expenses without prior notice to the customer.   
b) All goods received, repaired, se rviced and stored by the company are so received, repaired, serviced 
and stored at owner’s risk.  
c) No liability is accepted for any delay howsoever arising. Clie nts are advised upon tendering two 
weeks notice to remove from the company’s premis es all goods that cannot be repaired or serviced 
within three days from the date hereof.  
d) A customer reserves the right to get his/her eq uipment tested to his/her satisfaction before accepting 
it back. The company will acc ept no responsibility once the equipment /appliance leaves the 
workshop.  
e) This receipt must be presented to allow collection of this equipment.  
A.2.2 Telecommunication equipment (mobile phones, etc) 
The conditions below shall apply.  US 735: 2008 
© UNBS 2008 – All rights reserved  
 7a) For phones not collected after two weeks, the cust omer shall have to pay charged storage costs, for 
example, 10,000/= per week.  
b) All clients must present the j ob card before release of phone(s).  
c) Phones with poor workmanship pr oblems shall not be repaired.  
d) All repair costs shall be fully settled.  
A.2.3 Charge /cost of repair  
The conditions below shall apply.  
a) No credit facilities for spares installed in customer phones.    
b) Stolen phones shall not be repaired. 
c) Alteration of serial numbers shall not be allowed.  
d) Software upgrade is done at the customers’ risk.  
e) Job card fee is compul sory, for example, 2000/=.  
f) Any client wishing to take their phone before being fully repaired shall have to pay for the time and 
work so far done..  
g) Sim cards are left in the phone at the customers risk.  
h) Fully damaged phones are repaired at the owner's risk.  
i) Strictly unlocking phones is at the owner's risk.  
j) Customers’ kindly check your phone properly before taking it.  
k) Strictly no duplicate job cards will be accepted  unless with the consent of the Uganda Police.  
l) Collection of repaired phones should be done within  seven working days after notice of completion. A 
daily storage charge of Ushs 5,000/=  shall be applied after that period.  
m) All goods under warranty from, for example, Data Tech should only be serviced by Data Tech 
engineers and technicians otherwise warranty conditions will be null and void and normal I repair 
charges shall apply.  
n) Our company will hold no liability to you if you fail to  comply with the above conditions within 30 days.  
o) No phone accessories, that is, jackets, hands free or  any other accessories externally attached to the 
phone shall be accepted. In no case will the company  undertaking repair accept liability for loss of any 
of those items, except if clearly writt en on the phone list on the work order sheet.  
 US 735: 2008 
 © UNBS 2008 – All rights reserved
 8Annex B  
(normative) 
 
Workshop details and equipment  
B.1 The following shall be observed in the preparation of the workplace:  
a) make a work schedule;  
b) prepare a budget;   
c) select tools;  
d) sort components  
e) secure the workplace; and  
f) assign work.  
B.2 In observing health precautions, the following shall be done:  
a) display of safety signs  
b) apply safety precautions;  
c) wear personal safety gear and apply safety regulations;  
d) wear grounding strap;  
e) maintain fire fighting equipment;  
f) provide first aid facilities; and, 
g) maintain hygiene and sanitation.. 
B.3 To maintain electronic equipment, diagnosis of technical faults and dismantling equipment, the following 
shall be done:   
a) solder dry joints;  
b) di-solder circuit board components repair electronic components replace faulty part;  
c) assemble equipment.  
B.4 To service electronic equipment,  
a) set up equipment,  
b) clean equipment,  
c) lubricate movable parts,  
d) perform computer aided tasks,  
e) check specifications,  US 735: 2008 
© UNBS 2008 – All rights reserved  
 9f) upgrade equipment,  
g) test equipment and accessories,  
h) install electronic circuits,  
i) interprete circuit designs, 
j) obtain specifications on design of electronic circuits,  
k) determine equivalent components,  
l) modify electronic components,  
m) test circuit, and 
n) provide operational manuals  
B.5 In performing communications tasks, the following shall be observed: 
a) negotiate with the clients;  
b) prepare reports;  
c) make consultations;  
d) participate in meetings/seminars;  
e) supervise subordinates  orient customers; and 
f) obtain customer fee prom ote-HIV/AID awareness.  
B.6 To maintain records, the following shall be done:  
a) prepare job cards  
b) prepare invoice  
c) obtain service manuals file records  
d) update records  
e) store records maintain inventory 
B.7 To participate in professional development more research, the following shall be done:  
a) consult manufacturers;  
b) attend seminars and workshops train for new technology;  
c) adopt new technology;  
d) conduct technical training;  
e) negotiate with the clients;  
f) prepare reports;  
g) make consultations;  US 735: 2008 
 © UNBS 2008 – All rights reserved
 10h) participate in meetings/seminars;  
i) supervise subordinates orient customers;  
j) obtain customer feedback; 
k) promote-HIV/AI DS awareness  
l) prepare job cards;  
m) prepare invoices;  
n) obtain service manuals file records;  
o) update records; and  
p) store records  and maintain inventory.  
 
 US 735: 2008 
 
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