Onkyo A-8850 Service Manual

A-8850
NOTE: [BLK]: ONLY BLACK MODEL
{SIL}: ONLY SILVER MODEL
NOTE:
THE COMPONENTS IDENTIFIED BY MARK A\ARE CRITICAL
FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY
WITH PARTS NUMBER SPECIFICED.
PRINTED CIRCUIT BOARD PARTS LIST
MAIN CIRCUIT PC BOARD (NAAF-4209-2A)
CIRCUITNO. PARTNO. DESCRIPTION
ICs
Q105, Q106 222570 NJM4560D-X
Q109 222780183 78L18
QO 222790183 T9LI8
Q519, Q520 222570 NJM4560D-X
Q851 222584 TA7317P
Transistors
Q101, QI02 2211535 OR 2SK146-GR OR
2211536 OR 2SK146-BL OR
2211537 2SK146-V
Q501, Q502 2212805 OR 2SK389-GR OR
2212806 OR 2SK389-BL OR
2212807 2SK389-V
Q503~Q506 2211733 OR 2SC1845-E OR
2211732 2SC1845-F
Q507, Q508 2213666 OR 2SA1240-F OR
2213667 2SA1240-G
QS11, Q512 2211455 OR 2SA1015-GR OR
2211454 2SA1015-Y
Q513, Q514 2211354 OR 2SA949-Y OR
2211353 2SA949-O
Q517, Q518 2211255 OR 2SC1815-GR OR
2211256 2SC1815-BL
Q581~Q584 2211634 OR 2SC2229-Y OR
Q601, Q602 2211633 2SC2229-0
Q603, Q604 2211354 OR 2SA949-Y OR
2211353 2SA949-O
Q605, Q606 2202034 OR 2SD1763A-D OR
2202035 2SD1763A-E
Q607, Q608 2202024 OR 2SB1186A-D OR
2202025 2SB1186A-E
Q617, Q618 2211634 OR 2SC2229-Y OR
2211633 2S8C2229-O
Q619, Q620 2211793 OR 2SA992-E OR
2211792 2SA992-F
Q852 2212600 DTAI24ES
Q853 2211504 2SA950-Y
Q901 2211634 OR 2SC2229-Y OR
2211633 2S8C2229-O
Q902 2211354 OR 2SA949-Y OR
2211353 2SA949-O
Q903, Q904 2211945 2SK246-GR
Diodes
D505, D506 225251 TLR112, LED
DS511~D516 223163 18S 133
D517~D520 225251 TLRil2, LED
D851, D852 223163 1SS133
D853 224450623 MTZ6.2C, Zener
D854 223163 1SS 133
D901~D903 224450562 MTZ5.6B, Zener
D905, D906 225251 TLR112, LED
D907, D908 224452204 MTZ22D, Zener
=42-
CIRCUIT NO.
L601, L602
L201~L203
C105, C106
C1, Ci12
C113~C116
C17, C118
C119~C122
C123, C124
C147, C148
C151, C152
C153, C154
C155, C156
C501, C502
C509, C510
C511, C512
C513~CS516
C523, C524
C525~C526
C527, C528
C529, C530
C605, C606
C607, C608
C609, C610
C619~C622
C851
C852
C853
C855
C858, C859
C901~C903
C905, C906
C913, C914
COS, C916
C921
R151, R152
R527, R528
R535, R536
R601, R602
R603, R604
R609~R612
R623~R626
R633, R634
R862
R875, R876
R901~R903
R905, R906
PART NO.
Coils
231134
230905
Capacitors
372121214
379122024
379122434
374724334
391251017
374722024
354764719
354761019
354762219
372121014
372121014
372123304
391252207
354742219
374722235
374794734
354790479
354741019
37479 1044
374794734
374791044
354722219
354742209
354784799
354743319
374721044
354772219
354782219
354754719
354761019
Resistors
442525604
442524734
$210062
442522224
442522214
442520224
4000078
442820824
442525114
441623914
441621304
442525614
DESCRIPTION
S-0.8E
BLO2RNI-R62
120 pF, SOV, Styrene
2000 pF, 50V, Film (DEW)
0.024 “F, 50V, Film (DEW)
0.043 uF, SOV, Film (TF)
100 yF, 25V, Elect.(MUSE)
2000 pF, 50V, Film (TF)
470 UF, 35V, Elect.
100 uF, 35V, Elect.
220 YF, 35V, Elect.
100 pF, 50V, Styrene
100 pF, SOV, Styrene
33 pF, 50V, Styrene
22 UF, 25V, Elect.(MUSE)
220 pF, 16V, Elect.
0.022 uF, SOV, Film (TF)
0.047 uF, 63V, Film (TF)
4.7 LF, 100V, Elect.
100 uF, 16V, Elect.
0.1 uF, 63V, Film (TF)
0.047 uF, 63V, Film (TF)
0.1 uF, 63V, Film (TF)
220 uF, 6.3V, Elect.
22 uF, 16V, Elect.
0.47 iF, SOV, Elect.
330 uF, 16V, Elect.
0.1 YF, SOV, Film (TF)
220 UF, 63V, Elect.
220 UF, SOV, Elect.
470 LF, 25V, Elect.
100 UF, 35V, Elect.
56 Q, 1/2W, Metal oxide film
47 kQ, 1/2W, Metal oxide film
NO6HR4.7KBD, Semi-fixed
2.2 kQ, 12W, Metal oxide film
220 Q, 1/2W, Metal oxide film
2.2 Q, 1/2W, Metal oxide film
0.33 Q, SW, Metal plate
8.2 Q, 3W, Metal oxide film
510.Q, 1/2W, Metal oxide film
390 Q, |W, Metat oxide film
13 Q, 1W, Metal oxide film
560 Q, 1/2W, Metal oxide film

Onkyo A-8850 Specifications

General

Input Sensitivity (MM)	2.5 mV
Total Harmonic Distortion	0.008%
Input Sensitivity	150 mV (line in)
Dimensions	435 x 171 x 398mm (W x H x D)
Damping Factor	50
Signal to Noise Ratio (MM)	80 dB
Speaker Load Impedance	4 ohms minimum
Speaker Impedance	4Ω-16Ω
Tone Control	Bass, Treble