Joy-It DSO-138 Manual

Joy-It Ikke kategoriseret DSO-138

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Side 1/4

Iron (20W)

Solder wire

Multimeter

Screw driver

User Manual

Rev. 05

DSO 138 Oscilloscope DIY Kit

Flush cutter

Tools you need

Tweezers

Assembly Main Board and LCD board (follow the order as numbered)

Step 1

- www.jyetech.com -

JYE Tech Ltd.

1. Resistors

Always meter resistor

values before soldering

Note:

R1, R14, R16

100KΩ

1.8MΩ

200KΩ:

2MΩ:

20KΩ:

300Ω:

R7, R36

180Ω

R8, R12, R13

120Ω

R9, R15, R26

1KΩ

R10

3KΩ

R38

1.5KΩ

R28, R40

470Ω

R37, R39

10KΩ

L1,L3,L4

100Hμ

2. HF-Chokes

1N5819

3. Diodes

1N4004

(or 1N4007)

8MHz

4. Crystal

J4 USB mini -B

5. USB Socket *

6 X 6 X 5mm

6. Tact Switches

SW4, SW5,

SW6, SW7,

SW8

7. Ceramic Capacitors

0.1F

330pF:

3pF:

C1, C9,

C10, C11,

C14, C15,

C16, C17,

C18, C20,

C23

1pF:

C7, C8

120pF

C12, C13

22pF

8. LED

φ3mm, green

Solder positive pole

(the longer lead) to

the square pad

2 Pin

9. Pin header (for power)

Face the opening

outward

8550

10. Transistors

9014

Cathode

79L05

11. Regulators

78L05

C4, C6

5 - 30pF

12. Capacitor trimmers

1mH/0.5A

13. Power inductor

14. Electrolytic capacitors

100μ /16VF

Solder positive pole

(the longer lead) to

the square pad

C19, C21,

C22, C24,

C25, C26

DC005

15. Power connector

J10

16. Pin-header (male) *

1 X 3 pin

1 X 4 pin

17. Pin-header (female)

1 X 2 pin

J7, J8

2 X 20 pin

SW1, SW2,

SW3

2P3T

18. Slide switches

BNC

19. BNC connector

Put leads through mounting holes from the side with

part outline. Ensue component evenly touch PCB.

Solder leads at the other side. Solder should fully

fill and cover soldering pads.

Avoid bridges between

neighbering pads.

Cut unused leads

flush with cutter.

Soldering Hints

Check part values & quantities against part list

Always meter resistor values before soldering

Understand all part polarities and orientations

Before you start

Page 1

Packages are similar.

Do not mix up!

Attention!

Packages are similar.

Do not mix up!

Attention!

The thicker pins need

to heat up longer to get

good soldering result.

Note:

R11

150Ω

These pin-headers are

optional.

Note:

Applicable models: 13803K, 13804K

Install all SMD parts before proceeding

to Step1 if you purchased kit 13804K.

Important !!!

This connector is

optional.

Note:

Applicable firmware: 113-13801-060 or later

Produkt Specifikationer

Mærke:	Joy-It
Kategori:	Ikke kategoriseret
Model:	DSO-138
Type:	Bærbar
Bredde:	117 mm
Dybde:	76 mm
Højde:	15 mm
Vægt:	70 g
Skærmtype:	LCD
Produkttype:	Digital opbevaring oscilloskop (DSO)
Antal kanaler:	- kanaler
Indgangsimpedans:	1000000 ohm (Ω)
Båndbredde:	0.2 MHz
Prøvesats:	1 MS/s
Mindste lodret følsomhed (pr. division):	10 mV
Minimum tidsbaseret indstilling (pr. division):	10000 ns
Maksimal opløsning (tæller):	1024
Lodret opløsning:	12 Bit