Onkyo C-7000R Service Manual page 10

A B
SCHEMATIC DIAGRAMS - 3/5
D/A SECTION
1
2
max:45mA
3.3V
27160179
Q4903Bx2
3TTB+8B(3CM)SR
HEAT-SINK 4 5 1
I
Q4905A
R4902
MPC29M33HF
4.7(1/4W)
Q4902
(or 2SD2394-E)
(or 2SB1565-E) Q4904
+14.4V R4904
R4903 MPC29M33HF
+14.4V
0.22(1/2W) Q4905 2SA1488 4.7(1/4W)
1
I
RBV402
D4901
2
Q4907 max:35mA
3
2SC1815-GR
3.3V
Q4906
2SK365-GR
1
2
3
4
Q4909
2SK365-GR
2SA1015-GR
2
Q4908
RBV402
D4904
R4911 2SC3851-Y
-14.4V
0.22(1/2W) Q4910
1
I O
R4912
4 5
4.7(1/4W)
MPC29M33HF
Q4911
3TTB+8B(3CM)SR
max:45mA
Q4903Bx2
Q4910A 3.3V
HEAT-SINK
27160179
4
13 LRCLK
12 DATA
11 BCLK
10 MCLK_1
9 DGND
8 DACCS_L1
7 DACCS_R1
6 DAC_SDO1
5 DAC_CLK1
4 DACRST1
3
2 AMUTE
1 EV_GND
R4230
L4201
10uH
470(1W) 1SS352 1SS352 R4093
RN2401
D4201 D4203
Q4206
D4202
5 1SS352
Vf=1.4Vmax
Q4205
PS2501AL-1
EV5_GND
C
max:37mA
4.7(1/4W)
5.0V
R4901
1 3
I O
UPC29M05AHF-AZ
4.7(1/4W)
Q4901
C-7000R P-3000R DAC-1000 R4201
Q4201 PCM1792 PCM1795 PCM1795
Q4201
Q4203 PCM1792 PCM1795 PCM1795
1 28
ZEROL Vcc2L
2 27
ZEROR AGND3L
R4203
3 26 L_NEG1
MSEL Iout_L-
LRCK R4204 10K 4 25 L_POS1
C4904 LRCK Iout_L+
SDATOUT R4205 330 5 24
DATA AGND2
470/16
BCLK R4206 330 6 23 C4204
BCK Vcc1
MCLK_L R4207 330 7 22 47/25
SCK VcomL
330 8 21
ROB
DGND VcomR
R4208
3 C4206 104J 9 20
O VDD IREF
DACCS_L1 R4209 10 19 10K_1%
MS AGND1
DACSDO1 R4210 330 11 18 L_POS2
MDI Iout_R-
DAC_CLK_1 R4211 330 12 17 L_NEG2
MC Iout_R+
Q4202
330
13 16
CY2305 MDO AGND3R
DAC_RST1 R4213 14 15
RST Vcc2R
330
3
O
R4214
4.7(1/4W)
100/25
C4905
1 3 E4002 busbar 4.7(1/4W)
R4215
1 28
ZEROL Vcc2L
2 27
ZEROR AGND3L
10K
3 26
MSEL Iout_L-
LRCK R4216 330 4 25 R_POS
LRCK Iout_L+
330
SDATOUT R4217 5 24 1.0(1/4W)
DATA AGND2
330 ROB
BCLK R4218 6 23
BCK Vcc1
MCLK_R R4219 330 7 22 47/25
SCK VcomL
R4221 8 21
C4213
DGND VcomR
10K_1%
C4215 104J 9 20
VDD IREF
DACCS_R1 330 10 19
R4222
MS AGND1
DACSDO1 R4223 330 11 18 R_POS2
MDI Iout_R-
330
3 DAC_CLK_1 R4224 12 17 R_NEG2
MC Iout_R+
R4225
13 16
MDO AGND3R
DAC_RST1 330 14 15
RST Vcc2R
10K R4227
R4232
Q4203
R4228
Q4912 4.7(1/4W)
UPC29M05AHF-AZ
4.7(1/4W)
1 3
I O
5.0V
R4913
max:37mA
10
R4233
220K
1K
R4229
D E
C4300
47/25
R4330
R4530
R4430
R4630
1
1
TO I/V MODULE
P4500B HOLE
sig_out_pos
104 104
C4931 C4933
C4907 C4908
2200/16 2200/16
2200/16 2200/16
C4914 C4915
R4220
104 104
C4930 C4932
P4600B HOLE
TO I/V MODULE
1
1
C4400
47/25
F G
CHIP_ELECT
100
22/25
+B_L
1
-B_L
C4015 R4015
2
3
4
5 COLD
6
7
-B_L
C4057 R4057
22/25 100
CHIP_ELECT
C-7000R P-3000R DAC-1000
C4701 1500pF 680pF 680pF
C4707 1500pF 680pF 680pF
R4701
1.2K
1.2K
sig_out_neg R4705 VAL
2.2K R4703 C4701
C-7000R P-3000R DAC-1000
2SC3324 1
Q4701
2SA1312 -8.7
1
Q4705
1
2SC3324 Q4713
1.2K
R4729 2SC3324
Q4711
R4727
2.2K
1
2SA1312
Q4717 Q4719
2SA1312
1
Q4727
2SA1312 8.5
C4061 C4051
ROB ROB
47/25 47/25
1
2
3
4
5
C-7000R P-3000R DAC-1000
C4702 1500pF 680pF 680pF
C4062 C4052
C4708 1500pF 680pF 680pF
47/25 47/25
ROB ROB
R4702
1.2K
1.2K
R_NEG_OUT R4706 VAL
2.2K R4704 C4702
-B_R
R_POS_OUT
2SC3324 1
Q4702
2SA1312 -8.7
1
Q4706
1
2SC3324 Q4714
1.2K
R4730 2SC3324
Q4712
R4728
2.2K
1
2SA1312
Q4718 Q4720
2SA1312
1
Q4728
2SA1312 8.5
+B_R
CHIP_ELECT
22/25 100
-B_R
7
C4058
R4058
6 INPUT_R
5
4
3
2
-B_R
1
+B_R
C4016 R4016
22/25 100
CHIP_ELECT
C-7000R
H
100
100 P4001 25053399
AC3MAH4-AU-B
R4019
R4017
Q4011 Q4013
2 1
RN1441 RN1441
3
RN1441 RN1441
Q4017 Q4019
R4059
R4061
MUTE
100 100
-14.3
-13.4
-12.8
2SA1360-Y
Q4709
-0.628
-187mV
181mV
0.565
2SA1360-Y
Q4729
12.69
13.25
14.15
4
3
R4079 R4081
R4083
100 2
100 100
Q4033
2SD655
R4089 R4091
1.5K 1.5K
2
1.5K 1.5K
R4090 R4092
Q4034 2
R4080 R4082 R4084
3
100 100 100
4
output_R
-14.3
-13.4
-12.8
2SA1360-Y
Q4710
-0.628
-187mV
181mV
0.565
2SA1360-Y
Q4730
12.69
13.25
14.15
100
100
R4062
R4060
Q4018 Q4020
3
RN1441 RN1441
2 1
RN1441 RN1441
Q4012 Q4014
AC3MAH4-AU-B
R4018 R4020
P4002
100 25053399
100