Sanyo DC-F320 - CD Player Adjustment Procedures; CD Pick-up Lens Maintenance

CD PLAYER ADJUSTMENTS
1. PREPARATION
2. INlTlALlZATlON OF VR101
Measuring instruments, tools and filter
1, Test disc. : YEDS 18 (SONY) or etc.
2. Oscilloscope : SS571 l(1 OMHz or dual-phenomenon) or
Memoryscope : DSS6521 (Storagescope)
3. Screwdrivers(non-metallic) for adjustments
3. PARTS LOCATION
VI31 01 lnitialization position
TP1/(RF)
m
VRlOi 7
TRACKING
BALANCE
TRACKING
CNlOl
BALANCE
EST POINT (+)
EYE PATTERN
CD PICK UP MAINTENANCE
About pick-up (Optical lens) Cleaning
Clean the lens with the specified cleaning disc or moisten a cotton swab with isopropyl alcohol and cleaning paper.
Specified cleaning disc : LC-1 (Part code : 645 026
1961 . . . . . manufactured by SANYO.)
Regarding procedure of cleaning with moisten cotton swab, please refer to the attached as follows.
7. Cotton swab wrapped with Cleaning paper
2. Add the isopropyl alcohol
3. Gently move the tip of cotton swab just like a draw a whirpool from inside to outside on the surface of lens.
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