Onkyo P-3000R

P-3000R
P-3000R
SCHEMATIC DIAGRAMS-2B
HEADPHONE AMP. SECTION
HPR_IN
GND
HPL_IN
+15V
-15V
GND_RL
+12V
HPRL
HP_DET
VOL_CLK
VOL_STB
VOL_DATA
GND_RL
HPRL
HP_L
GND_DG
HP_DET
GND
HP_R
+12V
GND_HP
GND_DG
MUTE_PRE
VOL_DATA
VOL_STB
VOL_CLK
Discrete
Buffer
P601A
RETAINER(EARTH)
Q601
TC94A81UG
1
SS1
2
SS2
3
CS1
4
CS2
5
MUTEM
6
GND
7
TC
8
MUTE
9
CK
10
DATA
11
STB
12
VSS
13
NC
14
R_SW_IN1
15
R_SW_IN2
16
R_SW_IN3
17
R_SW_IN4
18
R_SW_OUT
19
R_ZX_IN
20
R_ZX_AGND
21
R_MVR_IN
22
R_MVR_AGND1
23
R_MVR_AGND2 : 23
24
R_MVR_OUT : 24
25
R_TVR_OUT
26
R_TVR_IN
27
R_TVR_REF
28
NC
29
L_TVR_REF
30
L_TVR_IN
31
L_TVR_OUT
32
L_MVR_OUT : 32
33
L_MVR_AGND2 : 33
34
L_MVR_AGND1
35
L_MVR_IN
36
L_ZX_AGND
37
L_ZX_IN
38
L_SW_OUT
39
L_SW_IN4
40
L_SW_IN3
41
L_SW_IN2
42
L_SW_IN1
43
TEST
44
VDD
R689
220K
R687
1K
C621
NC
Q605A
NE5532APSR
3
2
4
1
8
R691
33K
R657
10K
R658
68K
P603B
NPLG-5P133
1
2
3
4
5
RL601
NRL-2P5A-DC12-192
5
2
6
1
3
4
Q602
2SC2712
C625
103J
R700
100K
R701
1.8K
D605
1SS352
D601
UDZS5.6B
D603
UDZS5.6B
R671
22K
R679
220
R681
22
R683
22
R669
22K
R677
220
R675
3.3K
Q611
2SA1312-GR
Q613
2SC3324-GR
Q609
2SC3324-GR
R667
100
R651
220K
D604
UDZS5.6B
R670
22K
R672
22K
R678
220
R680
220
R682
22
R684
22
R676
3.3K
Q612
2SA1312-GR
Q614
2SC3324-GR
Q610
2SC3324-GR
R668
100
R652
220K
Q605B
NE5532APSR
5
6
7
R690
220K
R692
33K
C622
NC
R688
1K
C614
4.7/50
+
C613
4.7/50
+
R649
220K
R650
220K
C641
470/16
+
C643
470/16
+
C642
470/16
+
C644
470/16
+
C617
47/25
+
C618
47/25
+
C616
47/25
+
C615
47/25
+
R699
0
R694
3.3K
R712
330
R659
1K
R660
1K
R661
1K
C629
104J
C626
102J
C627
102J
C628
104J
P603A
NSAS-10P1921
1
2
3
4
5
D602
UDZS5.6B
Q607
2SA1312-GR
Q608
2SA1312-GR
C637
47/25
+
C639
47/25
+
R685
NC
R686
NC
R711
330
R693
3.3K
C631
470/25
+
C632
470/25
+
C634
470/35
+
C633
470/35
+
C601
220/25
C602
220/25
R697
2.2(1/4W)
R698
2.2(1/4W)
R655
2.2(1/4W)
R656
2.2(1/4W)
R663
2.2(1/4W)
R665
2.2(1/4W)
R664
2.2(1/4W)
R666
2.2(1/4W)
C638
47/25
+
C640
47/25
+
C645
47/25
+
C646
47/25
+
Q615
2SC2229-Y
Q617
2SA949-Y
Q616
2SC2229-Y
Q618
2SA949-Y
P601
3_5HPSTSW2
MSJ-064-05A_SR
5
4
2
3
7
8
1
R713
1K
R653
1K
Q603
RN1441
C605
104J
C603
104J
R714
1K
R654
1K
C606
104J
Q604
RN1441
R695
22K
R696
22K
C624
22/50
+
C623
22/50
+
P602A
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
[e.g.]
To BAAF-0568
See SD-3 : B2
SCHEMATIC DIAGRAMS-3
Location (coordinates)
X = 1 to 4, X = A to E
To BAASP-0568
See SD-1 : K7
Discrete
Buffer
L ch
R ch
MUTING
MUTING
L IN
L IN
R IN
R IN
Electronic Volume
(for Headphone output)
SD-2 2010.11.20
<Note2>
Refer to area for the difference point
in the Shematic Diagram-2A and -2B.
<Note1>
In the application of this Shematic Diagrams,
the PC board BCAF-0569 is Version 2.
Refer to right figure.
Front
BAAF-0569
BCAF-0569
25140569
2
Version
R629
2K
3
2
1
R673
1.8K
R627
22K
R630
2K
3
2
1
R674
1.8K
R628
22K
DC Offset Adjust.
R629(Trim. R)
P651(Test Land)
P651
P652
DC Offset Adjust.
R630(Trim. R)
P652(Test Land)
U0015
BATRM-0572
U0012
BAAF-0569
PHONES
A
1
2
3
4
BCDE