Onkyo HTR-550 Service Manual page 23

A
SCHEMATIC DIAGRAMS-6
SPEAKER TERMINAL SECTION
1
NAETC-9153
U09
HEADPHONE JACK
PC BOARD
1
HPL
5
P7201
2 LSPE
5 4
4 022M 3 3 HPR
L7201
2 2
4
HPDET
3
1
5
7
L7202
022M
8
1
L7203
022M
E7201
2
1 CSP
2 LSP
3 RSP
4 SLSP
5 SRSP
SBLSP
6
7 SBRSP
3
5 POFF
4 +12VD
3 GND_VD
2 +10S
1 POWERD
1 FLAC1
2 FLAC2
3 SEC3-1
4 SEC3-2
5 SEC2-1
6 SEC2-2
4
B
<Note>
NC = No mount of parts.
SD-Z : XY
Location of connected terminal in schematic diagrams.
SD-Z = Schematic diagrams-Z. X = A to H, Y = 1 to 5.
Refer to following table about the parts displayed by mark "LIST".
L6600 - 6606 R6600 - 6606, J6600, 6604, 6619, 6620,
TYPE
J6625, 6626, 6851
R6610 - 6616
JUMPER WIRE
MDD, MDC NC NC
MPA S1.3C 22 NC
C6602
L6602 LIST
223J
R6602 LIST RL6602
6 1
CENTER SPEAKER
R6612 LIST
2 3
J6851
5 4
LIST
L6600 LIST
R6600 LIST
D6600
1SS352
R6610 LIST
C6600
J6600
223J
RL6600
LIST
6 1
L6601 LIST
2 3
R6601 LIST
5 4
R6611 LIST
J6604
D6603
LIST
1SS352
L6603 LIST
C6603
223J
R6603 LIST
RL6603
6 1
R6613 LIST
2 3
J6619
5 4
LIST
L6604 LIST
R6604 LIST
D6605
R6614 LIST 1SS352
C6605
J6620
223J
LIST
RL6605
6 1
L6605 LIST
2 3
R6605 LIST
5 4
R6615 LIST
J6626
D6607
1SS352
LIST
C6607
L6606 LIST
223J
R6606 LIST RL6607
6 1
R6616 LIST
2 3
J6625
5 4
LIST
TP409 D9013
R9011
1SS352
(MPUGND)
4.7(1/2W)
TP408
TP410 APOWER
SEC2-1
R9010 D9002 R9005 Q9001
SEC2-2
2SC2235-Y
82(1/2W) RL1N4003 220(1/2W)
C
KTC105S
Q6602
KTC105S
P6601
L R
FRONT SPEAKERS
C6650
Q6603
102J
KTC105S
Q6604
KTC105S
C6653
102J
SURROUND
SPEAKERS
L R
P6602
L R
SURROUND
BACK SPEAKERS
C6655 102J
R9028
0.47(1/2W)
NC
D9012
1SS352
C9012
D9017
334J_MMT
1SS352
4 1
D9011
D3SBA20
C9011
10000/16
POFF2
D9024
UDZ3.3B
D
U12
VIDEO & SPEAKER TERMINAL PC BOARD
Q6601
SPRLF
SPRLCS
R6690
10(1/2W)
SPRLSB
SPRLB
Refer to following table about the parts displayed by mark "LIST".
TYPE R9029 R9017 R9018
MDD, MDC 0.47(1/2W) NC 0
MPA NC 0 NC
R9029
LIST
J9001
D9018 R9035 R9036
R9017
LIST
RL1N4003 1.8(2W)
1.8(2W)
Q9022
R9018 BA00JC5WT
Q9021
L9001 LIST
1 Vc 5
SI-8008 NCH-2541_470K Adj
1 VIN 2 2 Vin 4
SW Vo
GND
5 SS 4
VADJ
GND
E9001
Q9031
MPC2905HF
D9022
RL1N4003 TP405
R9001 R9002 1 I 3
O
+5V
3.3(2W) 3.3(2W)
Q9031A Q9031B TP402
HT-R550
E
NAVD-9178(2/2)
JL6603B
1
+24V
2
RLGND
3
CSPE
4
LSPE
5
RSPE
6
SLSPE
SRSPE 7
8
SBLSPE
9
SBRSPE
RLGND
+24V
JL6604B
SBRSPE 4
SBLSPE 3
SPBROUT 2
SPBLOUT 1
SPRLB
SPRLSB To NAVD-9178(1/2)
SPRLCS
(SD-5 : G1)
SPRLF
+10VDSP (FAN +VCC)
JL8001A
(GND_HD)
GND_VD 4
+10V_HD 3
+10V_HD 2
GND_VD 1
(GND_HD)
VPOWER
L4015 TP401
+5.3V_VD
TP403
LBC2518
+5.3V_VDD
P2005B
HPDET 1
VPOWER 2
+5.3V_VD (+5V_XM) 3
GND_VD (GND_XM) 4
+5VDIS 5
TP404 +5VDSP 6
GND_VD 7
GND_VD 8
+10VDSP 9
POFF 10
POFF2 11
APOWER 12
10S+12VD 13
SEC3-2 (-VP) 14
FLAC1 15
FLAC2 16