JYE Tech FG085 Function Generator Assembly Manual

FG085 Function Generator
Assembly Guide
Applicable Model: 08503K
Tools required
1. Soldering iron (20 - 25W)
2. Thin raisin-core solder of ideally 0.8mm diameter
3. Diagonal flush cutter
4. Screw driver
Important Notes
1. Follow the numbered order to install.
Only install parts given in the part list.
2.
3. Pay special attention to polarity and orientation
for electrolytic capacitors, headers, switches, and
connectors (see detailed photos).
Part List
Qty
Descriptions
1
Connector, USB mini-B
3
E-cap, 100uF/16V
E-cap, 470uF/25V 2
Connector, DC005, 2mm core 1
Header, 5 X 2, 2.54mm 2
Header, 16 X 1, 2.54mm 1
1
LCD, 1602A, white-in-blue
1
Pushbutton, lockable
20
Pushbutton, non-lockable
Rotary encoder, w/ pushbutton
1
BNC connector, panel mount
1
1
Metal lead
Knob cap 1
Panels, front and back 1 each
Standoff, M3 x 12 4
Standoff, M3 x 12 + 6
4
Screw, M3 x 5 8
PCB, SMD pre-soldered 1
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A. Install Components at Back
Important Note:
Cu t left-over leads flush after
soldering for all E-caps
B. Install Components at Front
6
Ref.
J10
C5, C9, C10
C3, C4
J1
J6, J8
7
LCD1
SW1 Important Note:
SW2-21
SW22
C. Mount Panels
J4
10
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www.jyetech.com
5
2 3
100uF
470 uF
16V
25V
9
8
Do the first time power-up check after finishing components at front side. Please see instructions at top-right
conner of this sheet. If everything goes normal proceed to step C below for installation of panels
11
DN085-06v01
Powering up the first time
1. Check and make sure part polarity and
5
soldering are correct and good.
2. Connect 15V DC power supply (current
capacity > 200 mA) to J1. Push SW1 to
turn the unit on.
3. You should see LCD backlight up.
4
Short ends go into The screen may appear blank due to
incorrect contrast setting. You need to
PCB
adjust the trimmer POT1 (see photo)
2, 3
for correct
1
contrast.
4. Use keypad
to test various
functions.
Pos (the longer) lead
goes into sq. pad
6a 6b
Long ends go into PCB Place LCD and solder
short ends at top
!!! IMPORTANT NOTE:
7, 8
For all the push-buttons, the side with two dips must
face the end where power connector locates.
10a 10b 10c
BNC connector
Cut wing off spring
washer
11
Front
Back
Standoff mounting
(4 places)
6c
Turn over and solder
long ends at back
Installed with this side facing
power connecter at left
WARNING:
Reversed installation will
cause keypad no function!
10d
Mount to panel
Solder metal lead
and bend to shape with lead at edge
10e
Install panels and
solder up at back