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Design Thinking Implementation for User Experience Improvement of UNS Graduation Website: A Case Study Tamma, Ghani Naufal; Iftadi, Irwan; Astuti, Rahmaniyah Dwi
Jurnal Sistem Teknik Industri Vol. 27 No. 3 (2025): JSTI Volume 27 Number 3 July 2025
Publisher : TALENTA Publisher

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.32734/jsti.v27i3.19980

Abstract

Design thinking is a human-centered problem-solving methodology focusing on innovative solutions. Design thinking can be used to improve the user experience of a website. Design thinking consists of empathize, define, ideate, prototype, and test phase. Based on preliminary observation, the current UNS Graduation Website demonstrates significant usability issues that interrupt the user experience. The lack of error prevention and informative feedback leads to repeated mistakes and user frustration. Additionally, visual and functional inconsistencies further reduce usability. These issues were confirmed through the System Usability Scale (SUS), which yielded a low score, indicating a difficult and unpleasant user experience. To address these issues, this study applies the design thinking methodology to re-design the UNS Graduation Website with the aim of improving its usability and enhancing user experience. The prototype is tested by 20 users using usability testing tools named Maze and System Usability Scale (SUS). The result based on Maze testing, the prototype got a success rate percentage of 100% and a usability score of 85 for the UNS Graduation Website. The usability score tested by SUS also increased from 43,25 to 82. This affirms the successful outcome of the re-design in improving the user experience and increasing the usability of the UNS Graduation Website.
Proposed Design Of Toy To Optimize The Brain Development Of Children Aged 3-5 Years Old Astuti, Rahmaniyah Dwi; Gandana, William Elian; Pujiyanto, Eko; Nurbi, Rahma Sabilah
Spektrum Industri Vol. 20 No. 1 (2022): Spektrum Industri - April 2022
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/si.v20i1.14

Abstract

Children and games are inseparable, especially during their childhood which is known as the golden age. This is the phase when they experience a very fast and significant brain growth and development under the influence of several factors such as the sensory, motor, and cognitive aspects. Therefore, this study aims to design a safe toy without hazardous materials to maximize the brain development of children aged 3 to 5 years in the sensory, motor, and cognitive aspects. The design was based on the Nigel Cross principle normally used to analyze the consumer needs and this led to the production of three different toys which include the hand puppet, board game, and puzzle. The toys’ specifications and features were obtained from questionnaires distributed online and data analysis. The materials used include velboa fabric for hand puppets while Polylactic Acid (PLA) was used for both the board game and puzzles and they were selected based on the evaluations conducted by 3 competent production stakeholders. In conclusion, it was discovered that the design was able to provide solutions and breakthroughs needed to maximize the brains of children in their golden age.
Design of Working Table for Fret Wiring Operators With Nida Method in Guitar Industry Mancasan Sukoharjo Astuti, Rahmaniyah Dwi; Pudjiantoro, Fathin Kusumo Pramesti; Suhardi, Bambang; Iftadi, Irwan; Syahiliantina, Annisa
Spektrum Industri Vol. 20 No. 1 (2022): Spektrum Industri - April 2022
Publisher : Universitas Ahmad Dahlan

Show Abstract | Download Original | Original Source | Check in Google Scholar | DOI: 10.12928/si.v20i1.15

Abstract

The guitar industry is in Mancasan, Sukoharjo regency is a small medium enterprises which carried out finishing process to produce acoustic guitars. All of the process are done manually without any machine. There is one process called fret wire installation where the operator is in a static work posture for an extended period of time to hold the work piece. Nordic Body Map (NBM) assessment showed that almost all assessed workers have pain in hip and right upper arm. There is indication of Musculoskeletal Disorders (MSDS) risk in left upper arm, back, and waist of workers who conduct fret wires installation process. This indication is confirmed using REBA. REBA Score for fret wiring operator is 10, it indicates that the investigation and modification was needed as soon as possible. This arises to a problem called workers MSDS due to awkward posture. This research aims to design an ergonomic working table to reduce the risk of musculoskeletal disorder for fret wire installation operators. REBA was used to evaluate working posture to find the specific problem. In addition, NIDA product development process and anthropometry concept were also implemented to develop working table based on the problem previously found. The result is the proposed working table which specifications are has adjustable system on the leg of the table, features a lock to hold the guitar head, a support with a pad for the neck and body of the guitar, a work tool area and a half-coil fret wire arrangement, and a curved table base so that the operator is in a comfortable position and is close to the work piece.