Integra DTR-7.6 Service Manual page 18

A
SCHEMATIC DIAGRAM 4
01A
To NADG-8660 SCH.2
1
FSWDATA
FSWCLK
R3095
10K
C3103 330J
R3097 R3091
2
R3093
10K
R3099
10K
470 1.2K
6
DMIXL 7
5
Q3004:A
NE5532
Q3004:B NE5532
3
DMIXR 1
2
R3094
R3100
1.2K
470
10K
R3098 R3092
10K
R3096
C3104 330J
10K
FSWSTB
D3005 Q3005
1SS352
78L07
R3127 10
3
1 O
I
C3098
C3097 C3115
10/50
470/16 220/10
C3116 C3099
C3096
470/16
10/50
220/10
3 O 2
I
Q3006
R3128 10
79L07
D3006
1SS352
3
Q3007:A
C3105
10/50
NE5532
3
+
C3108
1
+
2
R3106 10/50
10K
C3107
103K
R3227 R3237
100 Q3217
270
RN1443
Q3207
RN1443
RN1443 Q3216
4
Q3206
C3206
270
100
SBROUT
R3226
R3236 SBZ2MUT
47/50
R3225
RN1443
SBLOUT R3235
100
Q3215
270
C3205
Q3205
47/50
RN1443
RN1443 Q3214
Q3204
C3204
270
R3234
ROUT RN1443
100
R3224
47/50
R3223
R3233
SLOUT
100 Q3213
C3203 270
47/50
Q3203
RN1443
RN1443
Q3212
Q3202
RN1443
C3202
270
R3232
RN1443
COUT
100
47/50 R3222
Q3211
C3201 R3221
R3231
ROUT RN1443
100
270
47/50
Q3201
RN1443
5
RN1443
Q3200
C3200
47/50 270
R3230 Q3210
LOUT
100 RN1443
R3220
B
PREAMPLIFIER SECTION
P3102A
R3089
22
R3090
22
R3117
22
(1/2W)
R3101
22
R3118
22
R3102
(1/2W) 22
RN1443
C3404
47/25
R3112
0
C3402
10/50
AMUT Z2R
Z2L
+
C340110/50
C3403 47/25
U06
D3938
1SS352
Q3505
LM2940CT-5.0
3 O 1
I
D3940
C3945 C3944
1SS352
100/10 10/50
C3946 C3943
D3941
10/50
10/50
1SS352
3 O 2
I
Q3506
NJM7905FA
D3939 1SS352
Q3507
NJM7812FA
+12V
3 O
C3941
10/50
-12V
3
C3942
10/50
NJM7912FA
Q3009
BD3814
1
40
C3411
AGND10
2 - +
39
VCC
LOGIC 22/50
3 R3401
38
AGND9
4 AGND1
37 100
CL
5
DA 36 R3402
6 - + 100
35
MUTE
7 R3403
34
DGND
8 100
33
AGND8
AGND2
9
32
INSW
10
31
OUTSW
AGND3 22/50
11
OUTSR 30
C3405~
INSR
12
OUTSL 29 C3408
C3412
AGND4
13 104J
OUTC 28
INSL
14 R3404
OUTFR 27
AGND5
15 C3405
OUTFL 26
INC 4.7K
16 C3406
BNF2L 25
AGND6
17
BNF1L 24 C3407 R3418
INFR
R3405
18 C3408
BNF2R 23
AGND7
19 BNF1R 4.7K
22
INFL
20 C3415
TNFL C3409
21
VEE
TREBLE TNFR 472J
C3410
472J
C
R3509
0.22
(1/2W)
R3510
0.22
(1/2W)
1
I
C3939
10/50
C3940
10/50
O I
Q3508
R3409
Q3403
R3411
470 220 RN1443
Q3401
RN1443
Q3402
RN1443
R3410 R3412 Q3404
470 220
RN1443
R3417
Q3007:B
4.7K
NE5532
R3422
5 R3421
C3417
7 270 100
103K 6
4.7/50
R3420 4.7K
103K
Q3406
R3419 C3416 Q3405
RN1443
RN1443
47K 103K
DTR-7.6
D
VIDEO4L 17
GNDV4 16
VIDEO4R 15
MIC 14
+7V 13
-7V 12
TUPACKL 11
GNDTU 10
TUPACKR 9
XML 8
XMAGND 7
XMR 6
+5VVIDEO 5
-5VVIDEO 4
GNDV 3
GNDV 2
+9V 1
+9V 17
-9V 16
VPOWER 15
-12V 14
+12VTRG 13
+22V 12
GNDRL 11
GNDRL 10
-22V 9
SEC1H 8
VOLH 7
PROTECT 6
GNDDG 5
HPL 4
HPE 3
HPR 2
SPRLF 1
AMUT 17
Z2MUT 16
SBZ2MUT 15
SPRLSB 14
FSWDATA 13
FSWCLK 12
FSWSTB 11
VLSTB 10
VLDATA 9
VLCLK 8
Z2VCLK 7
Z2VDATA 6
Z2VMUT 5
Z2POL 4
Z2GND 3
Z2POR 2
Z2SWPO 1