Sansui RZ 2900 Service Manual

Page 1

IISANSUI

I SERVICE MANUAL I

RZ-2900

STEREO RECEIVER

CAUTION

circuit belore returning the appliance to the customer.

1. Parts identilied by the V, iysymbol on the schematic diagram and the parts list are crilical for salety. Use only replacement pans
that have critical characteristics recommended by the manulacturer.
2. Make leakage~current or resistance measurements to determine that exposed parts are acceptably insulated from the supply

NOTICE

1. The symbols UL. CSA. EU. FTZ, 55, XX on the
parts list and the schematic diagram mean followings
respectively.

UL . Manulactured for USA. market.
(Underwriters Laboratories approved model)
CSA ............................. Manufactured for Canadian market.

EU ...... Manulactured for European market.
FTZ .. . Marrirlactured lor German market
SS Manufactured lor Saudi Arabian market,

XX ................................. Standard Version.

NON MARK ............................................ Common Parts.

2. Some printed circurl boards are not supplied assembled. To
separate these in this service manual, the stock numbers
are not indicated tor these boards. However, stock numbers
lor individual parts are indicated.

3. Since some capacitors and resistors are omitted lrom parts
lists in this service manual, refer to the Common Pans List
for capacitors and resistors, which was issued on October
1991.

4. Abbreviations in this service manual are as lollows:

Abbreviations List

C.R.: Carbon Resistor

S.R.: Solid Resistor

N,|,R,: Non-lnllammable Resistor
C.C.: Ceramic Capacitor

E.C.: Electrolytic Capacitor

EL: Low Leak Electrolytic Capacitor
V,R.: Variable Resistor

Specifications
Tuner Section
Tuning range .................... AM: 522KHz/161 1 KHz (Step QKHZ) Power requirements ................................ A0120V/220V/240V
530KHz/t 720KHz (Step 10KHz) For USA and Canada AC 120V/60Hz
FM: 87.5Ml-lzl108MHz Power consumption ...... , 350 watts 230VA
Intermediate frequency ...................................... AM: 450KHz Dimensions .......................................... 430mm (16-15/16)W
FM: 10.7MHz 127 mm (5")H
295 mm (11-5/8")D
Amplifier Section Weight ............................................................ 6.0kgs (13.2 lbs)

Total harmonic distortion at (1 KHz)
Signal~tovnoise ratio .......................

Power output

Min RMS both channels driven, lrom 40Hz to 20KHZ with no
more than 1% total harmonic distortion. 40 watts per channel
into 8 ohms.

Design and specifications subject to changes without notice tor
improvements.

Due to local laws and regulations, this unit sold in some areas
are not equipped with variable voltage selectors,