Service Manuals, User Guides, Schematic Diagrams or docs for : ONKYO Audio Integra DTR-20 hfe_onkyo_integra_dtr-20-1_service
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DTR-20.1
Ref. No. 4125
SERVICE MANUAL MAY, 2009
AV RECEIVER
MODEL DTR-20.1(B)
Black model
RC-739M
BMDD 120V AC, 60Hz
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.
DTR-20.1
EXPLODED VIEWS-1 A103 (HDMI)
x 6 pcs.
A107 (SIRIUS) U004
x 1 pcs
A109 (U.PORT) A105 A101
x 2 cps x 36 pcs.
A102
x 2 pcs. A342
x 7 pcs.
A070
A069
U007 U0021
U002
P2801
A106 A360
x 2 pcs. P101
A340
U010
A017 A362
U0035 U0071
U006 U0032
A068
x 2 pcs.
A068
Refer to
A067 EXPLODED VIEWS-3
U005 A066 U0015 A042
+ U0051 A044 x 2 pcs.
A021
x 2 pcs.
A023 A036
x 2 pcs.
U001 Refer to
EXPLODED VIEWS-2
Axxx F6901 A034
x 4 pcs. U0014
F901
F6902
U0011 A054
A038
U0012 x 2 pcs. U0013
U0033 F910
T901 A036
x 2 pcs. A030
A040
A032
A001
A040
x 2 pcs.
A013
x 2 pcs.
A011
A010
x 2 pcs.
A015
A003 A019
x 4 pcs. A256
A040
A004 A009 U0034
x 4 pcs.
A007
x 4 pcs.
DTR-20.1
EXPLODED VIEWS-2
A223
x 18 pcs. U003 P701
A264
A221 x 2 pcs.
A211
A220
x 2 pcs.
A201
U0031
A219
A322
A250 x 4 pcs
A321
A251
A255 A253
x 5 pcs.
A207
A260
x 3 pcs.
DTR-20.1
DTR-20.1
EXPLODED VIEWS-3
Q6050B
x 4 pcs.
Q6050A
x 2 pcs.
A050
x 10 pcs.
Q6054
Q6064
Q6051
Q6061
Q6052
Q6062
Q6050
Q6060
Q6053
Q6063
DTR-20.1
TX-SR607/SA607/DTR-30.1/20.1/HT-RC160
A B C D E F G H I J K
BLOCK DIAGRAMS-1 / PART-1 TX-SR607/SA607/HT-RC160 ONLY
PORTABLE
AUDIO SECTION (STEREO MINI JACK
FRONT INPUT)
1 TUNER UNIT Q5501 R2A15218FP Audio Processor (Input Selecter, Volume, Tone Control) HEADPHONES
EXCEPT AUDIO MUTING
TX-SA607
MIC AMP
85 23 FL
SETUP MIC Q7401 TONE
POWER AMPLIFIER
MAIN R
MAIN L
SUB L
MIC DET
86 24
SPEAKER TERMINALS
94
12 1 82
FL +29dB
UNIVERSAL PORT 55 INVERTING FRONT LEFT
43
24 13 21 FR
81 TONE
SIRIUS ANATENA 54 93
2 20 +29dB
TX-SR607/DTR-30.1 DD/DC ONLY 73 INVERTING 42 FRONT RIGHT
FR
SIRIUS SIRIUS 72 95
17 CEN
CEN +29dB
38 CENTER
78
18
EXCEPT
DTR-20.1 SL 98
L 79
+29dB
AUX IN 11 SL
SURROUND
(FRONT IN) R 41 LEFT
71
12
L SR 97
TUNER
3 (TX-SA607 ONLY)
R
70
9 SR
+29dB
SURROUND
40 RIGHT
L 68
CD SW 96 8
R +29dB
SURROUND BACK
69
39
15 SW LEFT
L
TAPE OUT
66 SBL 100
R 14
+29dB
SURROUND BACK
+
L 37
TX-SA607/DTR-30.1
RIGHT
67 ONLY
TAPE IN 5 SBL
R EXCEPT DTR-20.1
SBR 99
64
PREOUT (LIST)
4 L
36
6
A
ZONE2 LEFT
GAME/TV FL
65
R 3 SBR
44 FR
62
PRERELAY
L C
2 ZONE2 RIGHT
SBMUT
45
CBL/SAT
AMUT
CSRL
SBRL
Z2RL
FRL
R 63
C
SW1 EXCEPT TX-SA607JJ/DTR-20.1
0
L
Q4310 M61540FP ZONE2 Volume, Tone, Balance R5709
SW2 DTR-30.1/DTR-20.1 ONLY
VCR/DVR OUT 60 0
3
R 17 R5708 12V TRIGGER A
28
L-out SL
30
61 TONE
L 26 DTR-20.1 ONLY 12V TRIGGER
12V TRIGGER B
VCR/DVR IN SR CONTROL
5 R
2
18
58 29
B
REC R
R-out SBL
REC L
27 12V TRIGGER C
TONE
L 31
DVD 59 4 SBR
R 5
12 SBRELAY
REC L IR IN
90 Z2 out(L-ch) DTR-30.1 ONLY
47 Z2 L Zone2 in(L-ch) 39
Zone2 out(L-ch) L IR
IR IN
COAX 1 REC R REMOTE SENSOR
91 Zone2 out(R-ch)
11
46 Z2 R R
Zone2 in(R-ch)
DTR-30.1/DTR-20.1
Z2 out(R-ch)
DTR-30.1/DTR-20.1
40
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