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LG GoldStar FMH-49L User Manual

LG GoldStar FMH-49L
64 pages
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GoldStar
COMPACT
DISC
STEREO
SYSTEM
SERVICE
MANUAL
CAUTION
BEFORE
SERVICING
THE
rie
READ
THE
“SAFETY
PRECAUTION”
IN
THIS
MANUA
MODEL:
FMH-49A/FMH-49L
FFH-49A/FFH-49L
GoldStar
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LG GoldStar FMH-49L Specifications

General IconGeneral
BrandLG
ModelGoldStar FMH-49L
CategoryStereo System
LanguageEnglish

Summary

SAFETY PRECAUTION

PROTECTION OF EYES FROM LASER BEAM DURING SERVICING

Instructions to protect eyes from laser beams during servicing.

SERVICE INSTRUCTIONS

PRECAUTION TO REPLACE OPTICAL BLOCK

Precautions for handling optical blocks, including grounding.

CAUTION FOR HANDLING THE OPTICAL PICK-UP

Guidelines for grounding human body and workbench when handling optical pick-ups.

ADJUSTMENTS

IMPORTANT

Key points to check before performing adjustments.

TUNER ADJUSTMENTS

FM IF ADJUSTMENT

Procedures for adjusting the FM Intermediate Frequency.

FM MPX ADJUSTMENT-SEPARATION

Adjusting stereo separation in the FM MPX section.

TAPE DECK ADJUSTMENTS

AZIMUTH ADJUSTMENT

Adjusting tape deck azimuth for optimal playback.

MOTOR SPEED ADJUSTMENT

Adjusting tape deck motor speed.

CDP ADJUSTMENTS

PLL (VCO) ADJUSTMENT

Procedure for adjusting the Phase-Locked Loop (VCO).

E-F BALANCE ADJUSTMENT

Procedure for adjusting the E-F balance for CD playback.

FOCUS OFFSET ADJUSTMENT (without jitter meter)

Adjusting focus offset using an oscilloscope without a jitter meter.

FOCUS OFFSET ADJUSTMENT (with jitter meter)

Adjusting focus offset using a jitter meter.

FOCUS GAIN ADJUSTMENT (with jig)

Adjusting focus gain using a jig.

FOCUS GAIN ADJUSTMENT (without jig)

Adjusting focus gain without a jig.

TRACKING GAIN ADJUSTMENT (with jig)

Adjusting tracking gain using a jig.

DESCRIPTION OF FUNCTIONS

SCHEMATIC DIAGRAMS

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