Sch25_Amp_Amp2 - Denon AVR-X3000 Service Manual

1 2 3
A
TO J1
1J
B
R7401
1.2K
R7402
470K
C
D
R7501
1.2K
E
R7502
470K
F
G
R7601
1.2K
R7602
470K
H
J
R7701
1.2K
K
R7702
470K
L
M
GND LINE POWER+ LINE POWER- LINE
1
2 3
4 5 6
R7417
C7403 1.2K
ZD744 R7415 R7418
R7416
100/10V(OPEN) 5.1V OPEN 1W 270
R7419
1.2K 1W 270
D7418
Q7414
KTA1024Y 1SS133M
Q7418
KTA1024Y
R7420
C7404 C7412
2W 15k
C
220P(1608) 100V/220pF
C7420
C7401 R7404
R7412
0 33K 100V/470pF/J
47/50V
C7406
Q7404 Q7405 470/25V
R7411
KSA992FTA KSA992FTA
1W 3.3k
R7403
33K R7409 R7410
220 220
R7406 R7407
Q7420 Q7421
470 0
C7405 KTC3206Y KTC3206Y
2200P(1608)
R7421
1W 270
D7408 D7409
1SS133M 1SS133M
R7517
1.2K R7518
C7503 ZD754 R7515
R7516
5.1V OPEN 1W 270
100/10V(OPEN) R7519
1.2K 1W 270
D7518
Q7514
1SS133M
KTA1024Y
Q7518
KTA1024Y
C7504 C7512 R7520
2W 15k
C
220P(1608) 100V/220pF
C7501 R7504 C7520
R7512
33K
0 100V/470pF/J
47/50V
C7506
Q7504
Q7505 470/25V
KSA992FTA R7511
KSA992FTA
1W 3.3k
R7503
R7509 R7510
33K
R7506 R7507 220 220
KTC3206Y KTC3206Y
Q7520 Q7521
470 0
C7505
2200P(1608)
R7521
1W 270
D7508 D7509
1SS133M 1SS133M
R7617
1.2K R7618
C7603 ZD764 R7615
R7616
1W 270
100/10V(OPEN) 5.1V OPEN
R7619
1.2K 1W 270
D7618
Q7614
1SS133M
KTA1024Y
Q7618
KTA1024Y
R7620
C7604 C7612
2W 15k
C
220P(1608)
100V/220pF
C7601 R7604 C7620
R7612
33K
47/50V 0 100V/470pF/J
C7606
470/25V
Q7604
Q7605
R7611
KSA992FTA
KSA992FTA 1W 3.3k
R7603
R7609 R7610
33K
220 220
R7606 R7607 KTC3206Y KTC3206Y
Q7620 Q7621
470 0
C7605
2200P(1608)
R7621
1W 270
D7608 D7609
1SS133M 1SS133M
R7717
1.2K
C7703 ZD774 R7715 R7718
R7716
100/10V(OPEN) 5.1V OPEN 1W 270
R7719
1.2K 1W 270
Q7714 D7718
KTA1024Y
1SS133M
Q7718
KTA1024Y
R7720
C7704 C7712
2W 15k
C
220P(1608)
100V/220pF
C7701 C7720
R7704
R7712
33K
47/50V 0 100V/470pF/J
C7706
Q7704 470/25V
Q7705
R7711
KSA992FTA
KSA992FTA
1W 3.3k
R7703
33K R7709 R7710
R7706 R7707 220 220
KTC3206Y KTC3206Y
Q7720 Q7721
470 0
C7705
2200P(1608)
R7721
1W 270
D7708 D7709
1SS133M 1SS133M
ANALOG AUDIO DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO
4 5 6
7 8 9 10
R7438
PTC 115'C 470 ohm
CN745 R7437
1 2 3 680K
D7439 R7439
R7429
1SS133 100K
1W 22 Q7431
2SD2560
R7440
10K(1608)
Q7425
ZD745
R7423
KTC3964 R7431 R7432
OPEN
OPEN A
2W 0.47R 2W 0.47R
D7415
OPEN
R7422
OPEN
ZD746
OPEN R7433 R7434
2W 0.47R 2W 0.47R
D7416
C7422 OPEN
OPEN
R7430
1W 22
Q7432 B
2SB1647
C7431 C7432
10UF/100V 10UF/100V
R7538
PTC 115'C 470 ohm
CN755 R7537
1 2 3
680K
D7539 R7539
R7529
1SS133 100K
1W 22 Q7531
2SD2560
R7540
10K(1608)
Q7525
ZD755
R7523
KTC3964 OPEN R7531 R7532
OPEN A
2W 0.47R 2W 0.47R
D7515
OPEN
R7522
OPEN
ZD756
OPEN R7533 R7534
2W 0.47R 2W 0.47R
D7516
C7522 OPEN
OPEN
R7530
1W 22
Q7532
2SB1647
C7531 C7532
10UF/100V 10UF/100V
R7638
PTC 115'C 470 ohm
CN765 R7637
1 2 3
680K
D7639 R7639
R7629
1SS133 100K
Q7631
1W 22 2SD2560
R7640
Q7625 10K(1608)
ZD765
R7623 KTC3964
OPEN R7631 R7632
OPEN A
2W 0.47R 2W 0.47R
D7615
OPEN
R7622
OPEN
ZD766
OPEN R7633 R7634
2W 0.47R 2W 0.47R
D7616
OPEN
C7622
OPEN
R7630
1W 22
Q7632
B
2SB1647
C7631 C7632
10UF/100V
10UF/100V
R7738
PTC 115'C 470 ohm
CN775 R7737
1 2 3 680K
D7739 R7739
R7729 1SS133 100K
Q7731
1W 22
2SD2560
R7740
Q7725 10K(1608)
ZD775
R7723 KTC3964
R7731 R7732
A OPEN
OPEN
2W 0.47R 2W 0.47R
D7715
OPEN
R7722
OPEN
ZD776
OPEN R7733 R7734
2W 0.47R 2W 0.47R
D7716
OPEN
C7722
OPEN
R7730
1W 22
Q7732
2SB1647
C7732
C7731
10UF/100V 10UF/100V
DIGITAL VIDEO STBY POWER
7 8 9 10
142
11 12 13
Q7438
MMBT5401
R7443
47K
22K(3126)
R7444
R7445 22K
Q7439
MMBT5551
SL
Q7538
MMBT5401
47K(3216)
R7543
R7544 22K(3216)
R7545 22K
Q7539
MMBT5551
AVRX4000
AVRX3000
SR
A
100uF/50V
B
OPEN
C 47uF/50V(ROB)
Q7638
MMBT5401
R7643 47K(3216)
R7644
22K(3126)
R7655 22K
Q7639
MMBT5551
SBL
Q7738
MMBT5401
R7743 47K(3216)
R7744 22K(3126)
R7745
22K
Q7739
MMBT5551
SBR
SCHEMATIC DIAGRAMS (25/30)

SCH25_AMP_AMP2

11 12 13
14 15 16
A
TO J2
2J
B
C
D
E
F
G
CN702
CN702
A2512WV0-07P
SBL
SBR
+HIGHB
-HIGHB
H
J
K
L
M
14 15 16