1. ບົດແນະນຳ
This manual provides essential instructions for the safe and efficient operation, maintenance, and troubleshooting of your SINGER SN777DX Computer Sewing Machine. Please read this manual thoroughly before using the machine and keep it for future reference.

Figure 1: SINGER SN777DX Computer Sewing Machine overview.
2. ຄໍາແນະນໍາຄວາມປອດໄພ
ປະຕິບັດຕາມຄວາມລະມັດລະວັງດ້ານຄວາມປອດໄພຂັ້ນພື້ນຖານສະເໝີເມື່ອນຳໃຊ້ເຄື່ອງໃຊ້ໄຟຟ້າເພື່ອຫຼຸດຜ່ອນຄວາມສ່ຽງຕໍ່ການເກີດອັກຄີໄພ, ໄຟຟ້າຊ໋ອດ ຫຼື ການບາດເຈັບຕໍ່ຄົນ.
- Ensure the machine is unplugged before cleaning, lubricating, or when not in use.
- ເອົານິ້ວມືຫ່າງຈາກທຸກໆສ່ວນທີ່ເຄື່ອນຍ້າຍ. ຕ້ອງມີການດູແລພິເສດຮອບເຂັມຂັດຂອງເຄື່ອງຫຍິບ.
- ໃຊ້ພຽງແຕ່ອຸປະກອນເສີມທີ່ແນະນໍາໂດຍຜູ້ຜະລິດ.
- ຢ່າໃຊ້ງານເຄື່ອງຖ້າມັນມີສາຍໄຟ ຫຼື ປລັກໄຟທີ່ເສຍຫາຍ, ຖ້າມັນເຮັດວຽກບໍ່ຖືກຕ້ອງ, ຫຼື ຖ້າມັນຖືກຕົກ ຫຼື ເສຍຫາຍ.
- ຢ່າໃຊ້ກາງແຈ້ງຫຼືປະຕິບັດງານບ່ອນທີ່ຜະລິດຕະພັນ aerosol (ສີດ) ຖືກໃຊ້ຫຼືບ່ອນທີ່ອົກຊີຖືກປະຕິບັດ.
3. ຕັ້ງຄ່າ
ກ່ອນທີ່ທ່ານຈະເລີ່ມຕົ້ນຫຍິບ, ໃຫ້ແນ່ໃຈວ່າເຄື່ອງຂອງທ່ານຖືກຕັ້ງຢ່າງຖືກຕ້ອງ.
3.1 ການຫຸ້ມຫໍ່ແລະການຈັດວາງ
- Carefully remove the sewing machine from its packaging.
- ວາງເຄື່ອງຢູ່ເທິງພື້ນທີ່ຮາບພຽງທີ່ຫມັ້ນຄົງ.
- Connect the power cord to the machine and a suitable 100V (50/60Hz) power outlet.
3.2 ການຕິດອຸປະກອນເສີມ
The SINGER SN777DX comes with several accessories to enhance your sewing experience.
- ຄວບຄຸມຕີນ: Connect the foot controller to the designated port for speed control.
- ຕາຕະລາງກ້ວາງ: Attach the wide table for additional workspace, especially useful for larger projects.
- ກໍລະນີແຂງ: Use the hard case for protection and storage when the machine is not in use.

Figure 2: Machine with wide table and foot controller attached. The image also highlights the backlit LCD screen and direct selection buttons for patterns.
3.3 ການເກຍເຄື່ອງຈັກ
Proper threading is crucial for smooth sewing. Refer to the included instruction DVD for a visual guide.
- Place the spool of thread on the vertical spool pin.
- Follow the numbered threading path for the upper thread.
- Wind the bobbin and insert it into the easy-to-load top drop-in bobbin case.
- Pull up the bobbin thread.
4. ຄໍາແນະນໍາການດໍາເນີນງານ
This section covers the basic operation of your sewing machine.
4.1 Selecting Stitch Patterns
The SN777DX offers 207 stitch patterns, including utility stitches, decorative stitches, and character stitches (Hiragana, numbers, alphabet, and some Kanji).
- Use the direct selection buttons on the control panel to choose your desired pattern.
- The backlit LCD screen displays the selected pattern, recommended presser foot, stitch length, and stitch width.
- Adjust stitch length and width using the dedicated buttons as needed.

ຮູບ 3: ເກີນview of the 207 stitch patterns available, including utility, decorative, and character stitches (Hiragana, numbers, alphabet, and 17 Kanji characters).
4.2 Sewing Operations
- ປຸ່ມເລີ່ມ/ຢຸດ: Press to start and stop sewing.
- ປຸ່ມເຂັມຂຶ້ນ/ລົງ: Allows you to stop the needle in the up or down position.
- ປຸ່ມຕໍ່ແບບປີ້ນກັບ: Press to sew in reverse for securing stitches.
- ການຄວບຄຸມຄວາມໄວ: Adjust sewing speed from slow to fast using the foot controller or the machine's speed slider.
- ເຂັມຂັດອັດຕະໂນມັດ: Use the built-in needle threader for quick and easy threading.
- ໄຟ LED: Provides bright illumination of the sewing area.
- ການໃຫ້ອາຫານແບບຖິ້ມ: Lower the feed dogs for free-motion quilting by operating the lever.

ຮູບທີ 4: ລາຍລະອຽດ view of various features including the easy-load bobbin, 7-point feed dog, needle up/down, reverse stitch, automatic buttonhole, and LED light.
5. ບໍາລຸງຮັກສາ
ການບໍາລຸງຮັກສາເປັນປົກກະຕິຮັບປະກັນອາຍຸຍືນແລະການປະຕິບັດທີ່ດີທີ່ສຸດຂອງເຄື່ອງຫຍິບຂອງເຈົ້າ.
- ທໍາຄວາມສະອາດ: Wipe the machine exterior with a dry cloth. Regularly clean the bobbin area and feed dogs using the provided brush to remove lint and dust.
- ການລະບາຍສີ: Refer to the instruction manual or DVD for specific lubrication points and frequency.
- ການທົດແທນເຂັມ: Replace needles frequently, especially when sewing different fabric types or if the needle becomes dull or bent. Use only #14 needles or appropriate sizes for your fabric.
6. ການແກ້ໄຂບັນຫາ
ພາກສ່ວນນີ້ແກ້ໄຂບັນຫາທົ່ວໄປທີ່ທ່ານອາດຈະພົບ.
| ບັນຫາ | ສາເຫດທີ່ເປັນໄປໄດ້ | ການແກ້ໄຂ |
|---|---|---|
| ຂ້າມ Stitches | ເຂັມບໍ່ຖືກຕ້ອງ, ເຂັມງໍ, ເກຍບໍ່ຖືກຕ້ອງ. | ປ່ຽນເຂັມ, ສອດເຄື່ອງໃຫ້ຖືກຕ້ອງ. |
| ກະທູ້ແຕກ | ຄວາມຕຶງບໍ່ຖືກຕ້ອງ, ເສັ້ນດ້າຍທີ່ມີຄຸນນະພາບບໍ່ດີ, ເສັ້ນດ້າຍມ້ວນບໍ່ຖືກຕ້ອງ. | Adjust tension, use good quality thread, re-wind bobbin. |
| ເຄື່ອງບໍ່ເລີ່ມຕົ້ນ | Power cord not plugged in, foot controller not connected, safety switch engaged. | Check power connections, ensure foot controller is connected, disengage safety switch. |
For more complex issues, please consult the full instruction DVD or contact customer support.
7. ຂໍ້ມູນຈໍາເພາະ
| ຄຸນສົມບັດ | ລາຍລະອຽດ |
|---|---|
| ໝາຍເລກຕົວແບບ | SN777DX |
| ຍີ່ຫໍ້ | ນັກຮ້ອງ |
| ຂະໜາດ (ກວ້າງ x ສູງ) | 40.4ຊມ x 18.8ຊມ x 29.8ຊມ |
| ນ້ຳໜັກ | 5.8 ກິໂລ |
| ການສະຫນອງພະລັງງານ | 100V (50/60Hz) |
| ການບໍລິໂພກພະລັງງານ | 70W |
| Stitch ຮູບແບບ | 207 types (Utility, Decorative, Character: Hiragana, Numbers, Alphabet, 17 Kanji) |
| ວັດສະດຸ | Acrylonitrile Butadiene Styrene (ABS), ອະລູມິນຽມ |
| ສີ | ສີຂາວ |
| ຄໍາແນະນໍາການດູແລ | ເຊັດໃຫ້ສະອາດ |
8. ການຮັບປະກັນແລະການສະຫນັບສະຫນູນ
For warranty information, please refer to the documentation included with your purchase. For technical support or service inquiries, please contact Singer customer service.
ລວມມີ: An instruction DVD is provided to guide you through various operations and features of the machine.





