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BANGGOOD LM317 Installment Instructions

Installment instructions of LM317 adjustable voltage-stabilized source

1. Schematic circuit diagram and component installation drawing.

transformer

Rectification

power connector

Signal output frequency

2. Install the short component first and then install the taller sized component. Pay attention to the positive and negative

electrode of electrolytic capacitor

4. Installment of voltmeter: Take out three wires; weld three pieces of component pins; Install the voltmeter on the circuit

board with M3 screws and transparent spacers.

240Ω

Red

;

Yellow; Black ;Black ;Brown

10KΩ

Brown ;Black; Black;Red;Brown

100KΩ

Brown; Black; Black; Yellow; Brown

1KΩ

Brown ;Black; Black;Brown;Brown

1 PCS

2 PCS

3 PCS

4 PCS

R0、R2、R3

buzzer

Table of Contents

Do you have a question about the LM317 and is the answer not in the manual?

Page 1 Installment instructions of LM317 adjustable voltage-stabilized source 240Ω Yellow; Black ;Black ;Brown 1 PCS 10KΩ Brown ;Black; Black;Red;Brown 2 PCS 100KΩ Brown; Black; Black; Yellow; Brown 3 PCS 1KΩ Brown ;Black; Black;Brown;Brown 4 PCS R0、R2、R3 1. Schematic circuit diagram and component installation drawing.
Page 2 5. Connect the AC12V line of the transformer on the circuit board ( there is no positive or negative electrodes); Tear off the protective film of the cover; fix the transformer with the circuit board with M3 screws well ( put the transparent spacer on the circuit board).