Exhibit 1 An Assembly Line Prototype 100 Description of Operation Lay out principal components on conveyor...

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Exhibit 1 An Assembly Line Prototype" 100 Description of Operation Lay out principal components on conveyor Station Opn. # Time (sec) 1 12 Scan serial number barcodes 6 Peel adhesive backing from cover assembly (total: 110) 2 3 4 Put screws for Opn 8 in foam tray, place on belt 5 466 0 50 13 16 7 13 36 Connect LCD cable-1 to LCD-PCB. Place LCD-PCB on cover assembly Connect LCD cable-1 to LCD display panel Connect LCD cable-2 to LCD-PCB Screw LCD-PCB into cover assembly Put screws for Opns 13, 16 in foam tray, place on belt Install LCD display panel in cover assembly Fold and insulate cables Install LCD frame in cover assembly Screw in frame 8 16 (total: 114) 3 9 6 10 26 123456 11 10 12 13 23 14 6 Place PCB-1 in base assembly 6 Install CPU bracket on PCB-1 13 (total: 101) 17 4 4 18 15 19 11 20 5 8 Screw CPU bracket into base assembly Put screws for Opn 23 in foam tray, place on belt Connect ribbon cable to hard disk drive (HDD) Connect ribbon cable to PCB-1 Place insulator sheet on HDD 21 (total: 107) 10 5 (total: 103) 22222222233335 33 8 Stack PCB-2 on PCB-1 8 Stack PCB-3 on PCB-1 13 24 6 13 26 8 27 13 28 4 29 30 31 34 63 6 13 8 11 16 Screw in both PCBs Install condensor microphone in holder Connect microphone cable to PCB-1 Tape microphone cable down Connect backup battery to PCB-2 and install in base assembly Put screws for Opn 31 in foam tray, place on belt Install support frame on base assembly Stack PCB-3 on PCB-1 Screw in PCB-3 Install Accupoint pointing device pressure sensor and connect to PCB-4 Connect PCB-5 to PCB-2 and PCB-4 Set speaker holder on base assembly 11 Install speaker holder and connect speaker cable to PCB-2 36 10 Install clock battery on PCB-4 37 10 Tape down speaker cable, clock battery cable, and PCB-5 38 16 Check voltage of clock battery and backup battery 39 6 Put screws for Opns 44, 46 in foam tray, place on belt Exhibit 1 (continued) Opn. # Time (sec) Station 6 40 41 3 + 3 3 + 4 13 6 42 6 43 5 44 23 45 18 Description of Operation Install wrist rest over Accupoint buttons Connect LCD cable to PCB-1 Tape cable down Install keyboard support plate on base assembly Screw in support plate Install keyboard, connect keyboard cable to PCB-1 and set on base assembly Screw in keyboard Place cushion pads on LCD mask Place protective seal on LCD display Place brand name seal on LCD mask Place brand name seal on outside of cover assembly Connect cable to floppy disk drive (FDD) 46 18 47 8 Install keyboard mask (total: 107) 48 10 7 49 18 50 10 51 11 52 8 53 33 54 22 (total: 108) 55 6 8 56 58 57 8 58 59 60 Install FDD on FDD base Install cover on FDD Put screws for Opns 56, 57 in foam tray, place on belt Turn over machine and put screws in base assembly Put in grounding screw 8 Install connector protective flap 865 Install FDD assembly Install battery cover on battery pack Install battery cover Insert diskette for hardware test and start software Software load (does not require operator) Test floppy drive, LCD, keyboard, and mouse; remove floppy Place unit on shock test platform (total: 93) 61 6 62 31 63 208 (total: 310) 64 71 10 65 5 66 75 Perform shock test 67 10 Scan barcodes (total: 105) 68 15 Place unit on rack for burn-in LCD = liquid crystal display PCB = printed circuit board HDD = hard disk drive FDD = floppy disk drive CPU = central processing unit *Assumes all workers on line are experienced full-time workers. Question: a) Cycle time (sec) Assuming the assembly line prototype (Exhibit 1) is implemented as shown in the exhibit, calculate the following quantities for that assembly line (defined as Stations 1 through 10) b) WIP on the assembly line (units) c) Line speed (cm/sec) d) Direct labor content per PC (sec/unit) e) Line capacity for a 7.5 hour shift (units/day) f) Direct labor idle time per PC (sec/unit) g) Lead time for a PC (min) 114 12 1050 236.84 1368 Exhibit 1 An Assembly Line Prototype" 100 Description of Operation Lay out principal components on conveyor Station Opn. # Time (sec) 1 12 Scan serial number barcodes 6 Peel adhesive backing from cover assembly (total: 110) 2 3 4 Put screws for Opn 8 in foam tray, place on belt 5 466 0 50 13 16 7 13 36 Connect LCD cable-1 to LCD-PCB. Place LCD-PCB on cover assembly Connect LCD cable-1 to LCD display panel Connect LCD cable-2 to LCD-PCB Screw LCD-PCB into cover assembly Put screws for Opns 13, 16 in foam tray, place on belt Install LCD display panel in cover assembly Fold and insulate cables Install LCD frame in cover assembly Screw in frame 8 16 (total: 114) 3 9 6 10 26 123456 11 10 12 13 23 14 6 Place PCB-1 in base assembly 6 Install CPU bracket on PCB-1 13 (total: 101) 17 4 4 18 15 19 11 20 5 8 Screw CPU bracket into base assembly Put screws for Opn 23 in foam tray, place on belt Connect ribbon cable to hard disk drive (HDD) Connect ribbon cable to PCB-1 Place insulator sheet on HDD 21 (total: 107) 10 5 (total: 103) 22222222233335 33 8 Stack PCB-2 on PCB-1 8 Stack PCB-3 on PCB-1 13 24 6 13 26 8 27 13 28 4 29 30 31 34 63 6 13 8 11 16 Screw in both PCBs Install condensor microphone in holder Connect microphone cable to PCB-1 Tape microphone cable down Connect backup battery to PCB-2 and install in base assembly Put screws for Opn 31 in foam tray, place on belt Install support frame on base assembly Stack PCB-3 on PCB-1 Screw in PCB-3 Install Accupoint pointing device pressure sensor and connect to PCB-4 Connect PCB-5 to PCB-2 and PCB-4 Set speaker holder on base assembly 11 Install speaker holder and connect speaker cable to PCB-2 36 10 Install clock battery on PCB-4 37 10 Tape down speaker cable, clock battery cable, and PCB-5 38 16 Check voltage of clock battery and backup battery 39 6 Put screws for Opns 44, 46 in foam tray, place on belt Exhibit 1 (continued) Opn. # Time (sec) Station 6 40 41 3 + 3 3 + 4 13 6 42 6 43 5 44 23 45 18 Description of Operation Install wrist rest over Accupoint buttons Connect LCD cable to PCB-1 Tape cable down Install keyboard support plate on base assembly Screw in support plate Install keyboard, connect keyboard cable to PCB-1 and set on base assembly Screw in keyboard Place cushion pads on LCD mask Place protective seal on LCD display Place brand name seal on LCD mask Place brand name seal on outside of cover assembly Connect cable to floppy disk drive (FDD) 46 18 47 8 Install keyboard mask (total: 107) 48 10 7 49 18 50 10 51 11 52 8 53 33 54 22 (total: 108) 55 6 8 56 58 57 8 58 59 60 Install FDD on FDD base Install cover on FDD Put screws for Opns 56, 57 in foam tray, place on belt Turn over machine and put screws in base assembly Put in grounding screw 8 Install connector protective flap 865 Install FDD assembly Install battery cover on battery pack Install battery cover Insert diskette for hardware test and start software Software load (does not require operator) Test floppy drive, LCD, keyboard, and mouse; remove floppy Place unit on shock test platform (total: 93) 61 6 62 31 63 208 (total: 310) 64 71 10 65 5 66 75 Perform shock test 67 10 Scan barcodes (total: 105) 68 15 Place unit on rack for burn-in LCD = liquid crystal display PCB = printed circuit board HDD = hard disk drive FDD = floppy disk drive CPU = central processing unit *Assumes all workers on line are experienced full-time workers. Question: a) Cycle time (sec) Assuming the assembly line prototype (Exhibit 1) is implemented as shown in the exhibit, calculate the following quantities for that assembly line (defined as Stations 1 through 10) b) WIP on the assembly line (units) c) Line speed (cm/sec) d) Direct labor content per PC (sec/unit) e) Line capacity for a 7.5 hour shift (units/day) f) Direct labor idle time per PC (sec/unit) g) Lead time for a PC (min) 114 12 1050 236.84 1368