View Sony HCD-RXD2 / MHC-RXD2 Service Manual online
amplifier section in MHC-RXD2.
safety checks before releasing the set to the customer:
Check the antenna terminals, metal trim, “metallized” knobs, screws,
and all other exposed metal parts for AC leakage. Check leakage as
from all exposed metal parts to any exposed metal part having a
return to chassis, must not exceed 0.5 mA (500 microamperes).
Leakage current can be measured by any one of three methods.
WT-540A. Follow the manufacturers’ instructions to use these
digital multimeter is suitable for this job.
VOM or battery-operated AC voltmeter. The “limit” indication
is 0.75 V, so analog meters must have an accurate low-voltage
scale. The Simpson 250 and Sanwa SH-63Trd are examples of
a passive VOM that is suitable. Nearly all battery operated
digital multimeters that have a 2V AC range are suitable. (See
CLASS 1 LASER PRODUCT MARKING is located on the rear
exceeding the limit for Class 1.
other than those specified herein may result in hazardous radiation
COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS
APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS
PUBLISHED BY SONY.
6-11. Schematic Diagram – Main (4/4) Section – ····················· 39
6-12. IC Pin Function ································································ 41
6-13. IC Block Diagrams ··························································· 43