Onkyo A-8850 Service Manual

VOLUME & DIRECT SWITCH CIRCUIT PC BOARD
(NAAF-4217-1)
CIRCUITNO. PARTNO. DESCRIPTION
Resistor
R321 5104293 N16RGMSOKBT2S, Variable
Switch
S351 25030336A NRS-184-25SS, Rotary
Socket ass’y
P205 2000809 NSAS-6P765
P206 2000630 NSAS-6P586
P321 2009990181 NSAS-14P0251
Plug
P401A 25055133 NPLG-3P117
MUTING/SUBSONIC SWITCH PC BOARD (NAAF-4218-2)
CIRCUITNO. PART NO. DESCRIPTION
Capacitors
C301~C304 374721635 0.016 uF, SOV, Film (TF)
C305, C306 374721825 1800 pF, SOV, Film (TF)
C307, C308 374728234 0.082 uF, SOV, Film (TF)
Resistors
R301 S5148107A N16RGMC250KMN25, Variable
R302 5142002 N16RGM11C100K25, Variable
R303 5144011 N16RGM11C70K88K25, Variable
TONE CONTROL CIRCUIT PC BOARD (NASW-4219-2)
CIRCUIT NO. PART NO. DESCRIPTION
Capacitors
C331, C332 354784799 0.47 uF, S50V, Elect.
Switches
$331 (S332) 25035601 NPS-222-L565
$333 25035584 NPS-122-L546
PHOTO RECEIVING CIRCUIT PC BOARD (NADIS-4220-2)
CIRCUIT NO. PART NO. DESCRIPTION
Photo receiving unit
UOIS 24130003 GP!USOXS
Diodes
D831~D833 223163 18S 133
D834~D836 225142DX2 SEL2913K-DX2, LED
Capacitor
C831 354744709 47 UF, 16V, Elect.
Switch
S852 25035548 NRS-111-S510
Holder
27190787 (LED-1)
A-8850 @
SPEAKER SWITCH CIRCUIT PC BOARD (NASW-4221-2)
CIRCUITNO. PART NO. DESCRIPTION
Diode
D855 223163 1SS133
Switch
S851 25030335 NRSF-124-20BU, Rotary
Stereo jack
P851 25045337 HLJ4317-01-3120
Relay
RL853 25065174 NRL-2P1A-DC12-09
Socket ass’y
P852 2009990185 NSAS-18P0255
Shield plate
27150208
LED PC BOARD (NADIS-4222-2)
CIRCUITNO PART NO. DESCRIPTION
Diodes
D203 225142DX2 SEL2913K-DX2, LED
Jumper socket
JL210 25050267 NSCT-3P95
Holder
27190787 (LED-1)
LED PC BOARD (NADIS-4223-2)
CIRCUITNO. PARTNO. DESCRIPTION
Diode
D821 225142DX2 SEL2913K-DX2
Holder
27190787 (LED-1)
REMOTE CONTROL TERMINAL PC BOARD
(NAETC-4224-2A)
CIRCUITNO. PART NO. DESCRIPTION
Mini jack
P251 25045172 HSJ1003-01-020
Plug
P80la 25055133 NPLG-3P117
TUNER TERMINAL PC BOARD (NAETC-4225-2)
CIRCUITNO = PARTNO. DESCRIPTION
Terminal
P221 25045307 NPJ-2PDBL166
NOTE:
THE COMPONENTS IDENTIFIED BY MARK A\ARE CRITICAL
FOR RISK OF FIRE AND ELECTRIC SHOCK. REPLACE ONLY
WITH PARTS NUMBER SPECIFIED.
-15-

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