Denon DRA-265R Service Manual

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Hi-Fi
AM-FM
Stereo
Receiver
SERVICE MANUAL
NRA-265R
AM-FM Sienuv RECEIVER
DENON "0 00 commentssu.re mana notin DFA-265R.
TABLE OF CONTENTS
OPERATING INSTRUCTIONS ..... 0... c cee ce nee teen e eee en ee nner e nett en nee 2~7
DISASSEMBLY \oj0:5cccieiesiic's wide arab alaacecsveawie ote etaue @ asd Vda 2G Fhe gia dace See, Seta dhal ole ap aTa sede ata mace dua. 8
METHOD OF ADJUSTMENTS .... 2... eect eee ent e eee e eee e eee t teenies 9
CONNECTION DIAGRAM OF MEASURING INSTRUMENTS ..... 22... c cc cee cee ence eens 10
BLOCK/LEVEL DIAGRAM ........-.- 0c ee cee eee eee Aint staat ea Sie an ape ee ahaa wtwann Aad ali 11
NOTE FOR PARTS LIST 0 ficcsie ceding darn cca dea aioe, e eee tcie Ne ana Tannese aye Sub wale ea eM a eeealgtes Dados 12
PRINTED WIRING BOARD PARTS LIST .... 0. cece cee ect e eee eee eee tenn tenes 13~17
PRINTED WAIRING BOARD PATTERNS .......... 0.2 c cece ccc cee eee e eee eee eens 18, 19
1U-2817 MAIN‘UNIT-ASSIV os: ccsid dic cenetc tas eat oh tine Baws Pe ueeigitas bala De a ah ereis BALL qire dts 18
10-2819 DISPLAY UNIT ASS'Y ois oe eens cds ealge eee ea cena nae wade ee swe alee amped ete 19
1U-2818 TUNE UNIT ASS'Y «oc eect eee eae Bitsy magna Bipsneatee care aaa 19
EXPLODED VIEW OF CHASSIS AND CABINET. ...... 0c ec ccc cece ee ee eee eee ene eens e tees 20
PARTS LIST-OF EXPLODED VIEW 2 cee ice i i ew od eo ies Oe Neca Ses a 4 We ea ala tiene Qrete GS Aid Oe 21
WIRING:DIAGRAM® jsisfcecges abn tid Se cee ee highend Sn ne ana hb be wide ow gaan eS eaherealanl 08 be Ved dares 22
SCHEMATIC DIAGRAM) occ occ ae ime Fo Seed de desea had de Oe dea es eae bea ae me 23
SEMICONDUCTORS 34 citidid teceterciise Satine Seana din aievere eatin soo eceetva Pe cae gretbndhs aan Wis Shiela ene Vaetieme 24, 25
NIPPON COLUMBIA CO. LTD.

Denon DRA-265R Specifications

Amplifier Section

continuous power output	55 W + 55 W (4 ohms, 1 kHz)
total harmonic distortion	0.03% (-3 dB at rated output, 8 ohms)
frequency response	PHONO RIAA Standard Curve 20 Hz ~ 20 kHz + 0.5 dB

Tuner Section

receiving range [FM]	87.5 ~ 108 MHz
usable sensitivity [FM]	0.9 pV (10.3 dBf)
signal to noise ratio [FM MONO]	82 dB

General Specifications

power supply	AC 230 V 50 Hz
power consumption	104 W
dimensions	434 mm (W) x 119 mm (H) x 306 mm (D)

Remote Control Unit

remote control system	Infrared pulse system
power supply	3V DC Two size “AA” (R6) dry cell batteries
external dimensions	60 mm (W) x 175 mm (H) x 18 mm (D)