Service Manuals, User Guides, Schematic Diagrams or docs for : LG Audio FR-X1 FRX1ADJST
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>> Download FRX1ADJST documenatation <<Text preview - extract from the documentADJUSTMENTS
c mm
AM SECTION - - - - -
I
NOTE
I SET THE S. S. G. to 1 kHz, 30% modulation
I
I
I
1 AM OSC
1. UNIT : Tuning AM frequency.
2. Set the SSG to AM 30% modulation.
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5
@
AM ANT COIL
4
I FE101 FRONT END
I 3. Connect the SSG output terminal to loop antenna
4. Connect the VTVM to output, set the unit & SSG to T102
I
522(530)kHz and adjust the T102 to maximize gain.
I 5. Confirm the tuning state at 161 I(1 720)kHz (High end).
I I AM OSC COIL .
I
I I T201
I 2 AM SENSITIVITY I
IC212
I
1. UNIT : Tuning AM frequency. I AM IFT COIIL
2. Set the SSG to AM 30% modulation, 60dBuV.
I I
3. Connect the SSG output terminal to loop antenna.
I
I 4. Connect the VTVM to output, set the unit & SSG to
603kHz and adjust the TIOI to maximize gain. (High
I I
tracking adjustment)
I I
I I
I 3 AM IF FREQ
I
I 1. UNIT : Tuning AM frequency. I
2. Set the SSG to AM 30% modulation.
I I
3. Connect the SSG output terminal to loop antenna.
I 4. Connect the output of the unit, set the unit & SSG to
1008kHz, 60dBuV.
CNIO:
I 5. Adjust the T201 to maximize output.
I 6. Confirm the maximize output & minimize T.H.D after
adjust it.
I
L J
-
FM SECTION
-
4 AUTO STOP LEVEL
VR201
1. UNIT: Tuning FM frequency.(98MHz)
2. Turn the VR201 until appear STEREO indicator on the
display.
AUTO STOP LEVEL 3. Confirm the output is SSG 25 k 3dB and the auto
STOP operation at up/down direction.
-
BFRD (Al R-469A)
26 -
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