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HT-R670
Ref. No. 4127
07, 2009
SERVICE MANUAL
AV Receiver
MODEL HT-R670(B)
HT-R670 Black model RC-737M
B MDC 120V AC, 60Hz, 4.9A
B MMO 220-240V AC, 50/60Hz, 470W
HT-S6200(B)MDC = HT-R670(B)MDC + HTP-670(B)MDC + UP-A1(B)MU
HT-S6200(B)MMO = HT-R670(B)MMO + HTP-670(B)MMO + UP-A1(B)MU
SAFETY-RELATED COMPONENT
WARNING!!
COMPONENTS IDENTIFIED BY MARK ON THE
SCHEMATIC DIAGRAM AND IN THE PARTS LIST ARE
CRITICAL FOR RISK OF FIRE AND ELECTRIC SHOCK.
REPLACE THESE COMPONENTS WITH ONKYO
PARTS WHOSE PART NUMBERS APPEAR AS SHOWN
IN THIS MANUAL.
MAKE LEAKAGE-CURRENT OR RESISTANCE
MEASUREMENTS TO DETERMINE THAT EXPOSED
PARTS ARE ACCEPTABLY INSULATED FROM THE
SUPPLY CIRCUIT BEFORE RETURNING THE
APPLIANCE TO THE CUSTOMER.
HT-R670
A354
x 8 pcs.
EXPLODED VIEWS-1
A350
U004
P901
A103 A105
x 7 pcs. x 29 pcs. A069 A360
A056 A342(Black model)
U0021
x 7 pcs.
A017
A070
P101
U010 U002
U0032
A021 See in A340
x 2 pcs. EXPLODED VIEWS-3 A362
F6902 U0015 A042
A101 x 2 pcs.
U005 F6901 A036 A044
x 2 pcs.
U001
A023 A034 See in
U0014 EXPLODED VIEWS-2
A054 A262
A025
x 4 pcs. A058 A038 U0013
F901
x 2 pcs. A264
F901C U0012 A036
U0011 x 2 pcs.
A030
A040
U0033 T901 A032 A258
x 2 pcs.
A001
A040
A013 x 2 pcs.
x 2 pcs. A258
A003 A011 x 2 pcs. A260
x 4 pcs. A009 x 3 pcs.
A015 x 3 pcs.
A007
HT-R670
x 4 pcs.
A005 A019 A256 A040
x 4 pcs. A010 U0034
HT-R670
EXPLODED VIEWS-2
P701
A225
x 27 pcs.
U003
A238
x 2 pcs.
A232
x 5 pcs. A230
A236
A219
A201
A250
U0031 A221 A215
A217
A330
A213
A238
x 2 pcs. A234
A207 A202
HT-R670
HT-R670
EXPLODED VIEWS-3
Q6050B
x 6 pcs.
AXXX
x 14 pcs.
Q6056
Q6066
Q6055
Q6065
Q6054
Q6064
Q6053
Q6063
Q6051
Q6061
Q6050
Q6060 Q6050A
Q6052 x 2 pcs.
Q6062
HT-R670
TX-SR507/SA507/SR577/HT-R670
A B C D E F G H I J K
BLOCK DIAGRAMS-1 / PART-1
AUDIO SECTION
1 TUNER UNIT Q5501 R2A15218FP Audio Processor (Input Selecter, Volume, Tone Control)
12 1
UNIVERSAL PORT EXCEPT TX-SA507
24 13
SIRIUS ANATENA HEADPHONES
85 23 FL
DD/DC ONLY
TONE
POWER AMPLIFIER
MAIN R
MAIN L
SUB L
SIRIUS
86 24
AUDIO MUTING SPEAKER TERMINALS
SIRIUS FL 94
SUBR
82
+29dB
INVERTING
55
43 FRONT LEFT
MIC AMP 21 FR
SETUP MIC Q7401
81 TONE
54 FR 93
(FRONT IN)
2 MIC DET
INVERTING
20 +29dB
73
42 FRONT RIGHT
PORTABLE
(STEREO MINI JACK 72 CEN 95
FRONT INPUT) 17 C
+29dB
L 38 CENTER
78
L 18 TX-SR577 TX-SR507/TX-SA507
AUX IN HT-R670 ONLY
SL 98
(FRONT IN) R R ONLY
79
+29dB TX-SR577
11 SL HT-R670 ONLY
L 41 SURROUND LEFT
TUNER 71
(SA507MJJ ONLY) R 12
SR 97
+29dB
3 L 70
40
9 SR SURROUND RIGHT
J5521
J5522
CD
R 68
SW 96 8
L +29dB
SURROUND BACK LEFT
69
TAPE OUT 39
15 SW SURROUND LEFT
R
66 SBL 100
L 14
+29dB
TAPE IN SURROUND BACK RIGHT
+
R 67
37 SURROUND RIGHT
5 SBL/SL
TX-SR507/TX-SA507 ONLY
SBR 99
64
4
6
TX-SR507/TX-SR577/HT-R670 ONLY
36
65
3 SBR/SR
44
LEFT
L 62 PREOUT
2
45 SW
CBL/SAT ZONE 2 SPEAKERS
R
63
TX-SR507/TX-SR577/HT-R670 ONLY RIGHT
L ZONE 2
VCR/DVR OUT 60 LINEOUT
SB REALY MUTE
R
L
SBMUT
AMUT
HP IN
CSRL
SBRL
Z2RL
FRL
61
L
R
VCR/DVR IN
5 R 58
REC R
REC L
L
DVD 59 TX-SR507 TX-SR577
R TX-SA507 HT-R670
RI
R5811 - R5814 YES NO Z2MUT
INTERFACE RI
REC L R5815 - R5818 NO YES
90
47
Z2 L
REC R 91
TX-SR507/TX-SA507 ONLY
46
COAX 1 L PREOUT
Z2 R
SURROUND
76
COAX 2 R BACK
DIGITAL IN
6 75
OPT1
FL FR C SW SL SR SBL/SL SBR/SR Q282 Q281
84
16M Bit 16M bit
R5818
R5815
R5811
R5816
R5812
R5813
R5814
R5817
0
OPT2
0
0
0
0
0
0
0
FLASH ROM SD_RAM
83
38
SDRAM CLK
133MHz
BADIS-0036 DISPLAY BOARD
Q404
Q401
Q402
Q402
Q403
Q404
BAHDM-0060
Q403
Q401
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
(PART-9)
(PART-11) BCLK 3.07MHz 142
LRCK 48KHz 144 Q201 70 Q7003
117
Q701
32
33
31
30