Onkyo HT-R500 Service Manual

PRIMARY CIRCUIT PC BOARD (NAPS-7420-2A)
CIRCUIT NO. PART NO. DESCRIPTION
Transistors
Q921 2215864, KTC3199-GR,
2212115, 2SC2458-GR,
2213284 or 2SC1740S-R or
2213285 2SC1740S-S
Diodes
D921~D924 22380260 or RL1N4003 or
22380035 GP104003E
D925 223163, 1SS133,
223205 or 1SS270A or
223222 WG713A
Power transformer
T902 2301381 ! NPT-1358D
Capacitors
C901 3500196 ! RE275V-103M,IS
C922 394662217 220uF,35V,Elect.
Resistors
R901 4000206 or ! RD1/2SPH-3.3M or
431533355 ! RC1/2GFKUL-3.3M,Solid
R924 443528204T 82ohm+/-5%,1/2W,Metal oxide
Fuse
F901 252198 or ! 8A-UL or
252261 ! 8A-T/UL-ST2,Fuse
Fuse holders
F901A,F901B 25052133 ! NSCT-1P2031
AC outlet
P902 25051571 ! NSCT-2P1358
Relay
RL901 25065561, ! NRL-1P5A-DC12-127,
25065508, ! NRL-1P10A-DC12-093,
25065515 or ! NRL-1P5A-DC12-096 or
25065526 ! NRL-1P5A-DC12-102
Socket
P931A 25051230 NSCT-5P1020
Plug
P901A 25055675 or ! NPLG-2P631 or
25056028 ! NPLG-2P0978
Label
F901C 29360842 Fuse
TERMINAL PC BOARD (NAETC-7421-2A)
CIRCUIT NO. PART NO. DESCRIPTION
JL6951B 25051109 NSCT-5P896,Terminal
JL6952B 25051109 NSCT-5P896,Terminal
VIDEO TERMINAL PC BOARD (NAVD-7422-2A)
CIRCUIT NO. PART NO. DESCRIPTION
ICs
Q203 22241759 LA7956
Q212,Q213 22241759 LA7956
Q281 222740046R2 74HCU04F
Transistors
Q201,Q202 2213631 or RN1241-A or
Q207,Q208 2213632 RN1241-B
Q204,Q209 2215995 or KTA1267-GR or
2213354 2SA933S-R
Q205,Q206 2215770 or KRA102M or
2213510 DTA114ES
Q210,Q211 2213631 or RN1241-A or
2213632 RN1241-B
Photo couplers
U281,U282 24120083, GP1FA550RZ,
24120086 or GP1FA551RZ or
24120095 TORX179
CIRCUIT NO. PART NO. DESCRIPTION
Coils
L281,L282 233454K220 NCH-1452 220K
L283 233454M022 NCH-1452 022M
Capacitors
C201,C202 394680227 2.2uF,50V,Elect.
C203,C205 394641017 100uF,16V,Elect.
C204,C207 394680227 2.2uF,50V,Elect.
C209,C213 394680227 2.2uF,50V,Elect.
C211,C215 394641017 100uF,16V,Elect.
C217,C218 394680227 2.2uF,50V,Elect.
C221,C223 394644707 47uF,16V,Elect.
C225 394644707 47uF,16V,Elect.
C285,C288 394624707 47uF,6.3V,Elect.
Terminals
P201,P202 25045681 NPJ-10PDBY478
P203 25045682 NPJ-5PDBY479
P281 25045473 NPJ-1PDBL291
P282 25045504 NPJ-1PDBL319
Socket
P206B 25051239 NSCT-14P1029
Plug
P253A 25055236 NPLG-5P220
THERMAL DETECTOR PC BOARD (NAETC-7424-2A)
CIRCUIT NO. PART NO. DESCRIPTION
Thermistor
R6380 4000152 PTH9M04BE222TS2F333
Socket
JL6402B 25051087 NSCT-3P874
NOTE: THE COMPONENTS IDENTIFIED BY MARK !
ARE CRITICAL FOR RISK OF FIRE AND
ELECTRIC SHOCK. REPLACE ONLY WITH
PART NUMBER SPECIFIED.
HTR-500
PRINTED CIRCUIT BOARD-PARTS LIST 4

Onkyo HT-R500 Specifications

Amplifier Section

continuous average power output (FTC)	100 watts per channel at 8 ohms
dynamic power output at 3 ohms	230 watts × 2
dynamic power output at 4 ohms	170 watts × 2
dynamic power output at 8 ohms	115 watts × 2
total harmonic distortion	0.08% at rated power
damping factor	60 at 8 ohms

Input and Output Impedance

digital input (optical 1, 2)	0.5 Vp-p, 75 ohms
digital input (coaxial)	0.5 Vp-p, 75 ohms
line (CD, VIDEO 1, 2, 3, TAPE)	200 mV, 50 kohms
multichannel input (DVD FRONT L/C/R, SURR L/R)	200 mV, 50 kohms
subwoofer input	36 mV, 50 kohms
rec out (TAPE, VIDEO 1)	200 mV, 470 ohms
pre out (subwoofer)	1 V, 470 ohms

Tuner Section

FM tuning range	87.5-108.0 MHz
FM usable sensitivity (mono)	11.2 dBf, 1.0 µV (75 ohms, IHF)
FM usable sensitivity (stereo)	17.2 dBf, 2.0 µV (75 ohms, IHF)
FM signal-to-noise ratio (mono)	76 dB, IHF
FM signal-to-noise ratio (stereo)	70 dB, IHF
AM tuning range	530-1, 710 kHz
AM usable sensitivity	30 µV
AM signal-to-noise ratio	40 dB

General

power supply	AC 120 V, 60 Hz
power consumption	5.5 A
dimensions (W × H × D)	17-1/8” × 5-7/8” × 14-13/16”
dimensions in mm (W × H × D)	435 × 150 × 376 mm
weight	21.4 lbs.
weight in kg	9.7 kg