Marantz AV7705 - Page 46

SCH38_HDAM5
STBY POWER ANALOG AUDIO DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO DIGITAL VIDEO GND LINE POWER- LINE POWER+ LINE
SW1+
SW1-
AGND
SW2+
SW2-
AGND
FR+
FR-
FL+
AGND
SR+
AGND
SL+
SL-
AGND
HDAM_AMP_UNIT #2
FWR+
FWL-
FWL+
AGND
SBR-
SBR+
AGND
SBL-
SBL+
AGND
AGND
C-
C+
AGND
FWR-
AGND
HEIGHT1_L+
HEIGHT1_L-
AGND
HEIGHT1_R+
HEIGHT1_R-
SR-
P_RLGND
AGND
N.C
N.C
P_RL+B
TO_INPUT_PREOUT_PARTS
BALANCE_OUT
FL-
P_PRESW2
P_PRESW1
AGND
AGND
AGND AGND
P_PREC
P_PREFL
P_PREFR
DGND
P_PRESW1MUTE
P_PRECMUTE P_PRESMUTE
P_PREFHL
P_PREFHR
P_PREFWL
P_PREFWR
P_PRESBL
P_PRESBR
AGND
P_PRESL
AGND
P_PRESR
AGND AGND AGND AGND AGND
FROM_HDAM_AMP
1-1
1-2
FROM_HDAM_AMP
1-3
FROM_HDAM_AMP
1-4
FROM_HDAM_AMP
T2AL 250V
T2AL 250V
N.C
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FROM TRANS
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PAGE 32_C1
PAGE 33_C1
PAGE 34_C1
PAGE 29_B6
(PAGE 22_A3)
(PAGE 22_A6)
(PAGE 22_B6)
(PAGE 22_C6)
FFC CABLE
GUIDE PCB
2
7
1
8
34
65
RY940
HFD27/012-M
D9400
KDS160
R9406
0
R9408
0
R9409
0
R9410
0
R9411
0
C9400
0.1uF
2
7
1
8
34
65
RY941
HFD27/012-M
D9401
KDS160
C9401
0.1uF
R9403
0
R9404
0
R9405
0
R9407
0
R9412
0
R9413
0
2
7
1
8
34
65
RY942
HFD27/012-M
D9402
KDS160
C9402
0.1uF
Q9401
KRC105S
Q9400
KRC105S
Q9402
KRC105S
13 12 11 10
9 8 7 6 5 4 3 2 1
CN922
7 6 5 4 3 2 1
CN923
15 14 13 12 11 10
9
8 7 6 5 4 3 2 1
CN921
13121110 987654321
CN483
151413121110 987654321
CN484
3 2 1
CN940
YW 396-03
F9400
F9401
2
4
3
1
D9406
D5SB60
C9406
4700/25V
(NICHICON)
C9407
4700/25V
(NICHICON)
C9404
0.01uF(M)
C9405
0.01uF(M)
C9403
0.01uF(M)
R9414
3.9K
R9415
3.9K
R9416
3.9K
R9417
3.9K
Q9422
KTC3875S
Q9423
KTA1504SY
R9422
100
R9423
100
R9418
3.9K
R9419
3.9K
R9420
3.9K
R9421
3.9K
C9424
100/25V
(ROA)
C9425
100/25V
(ROA)
D9424
KDS160
D9425
KDS160
C9415
(ROA)
100/25V
C9419
(ROA)
100/25V
D9414
Z12V
D9418
Z12V
Q9424
KTD998
Q9425
KTB778
C9414
680P
C9418
680P
C9422
680P
C9423
680P
GND94
9 8 7 6 5 4 3 2 1
CN920
BK810
BRACKET
AN_PRE_FR(+)
AN_PRE_
FR(-)
AN_PRE_FL(+)
AN_PRE_FL(-)
AN_PRE_C(+)
AN_PRE_C(-)
AN_PRE_SR(+)
AN_PRE_SR(-)
AN_PRE_SL(+)
AN_PRE_SL(-)
AN_PRE_SBR(+)
AN_PRE_SBR(-)
AN_PRE_SBL(+)
AN_PRE_SBL(-)
AN_PRE_FWR(+)
AN_PRE_FWR(-)
AN_PRE_FWL(+)
AN_PRE_FWL(-)
AN_PRE_HEIGHT1_R(+)
AN_PRE_HEIGHT1_R(-)
AN_PRE_HEIGHT1_L(+)
AN_PRE_HEIGHT1_L(-)
AN_PRE_SW1(+)
AN_PRE_SW1(-)
AN_PRE_SW2(+)
AN_PRE_SW2(-)
AGND
A+12V
AGND
A-12V
CHGND_1
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
AGND
CN920
TO BN920
CN921
TO BN921
CN922
TO BN922
CN923
TO BN923
CN483
TO BN483
CN484
TO BN484
2K_
TO K2_
3K
TO K3
7K
TO K7
8K
TO K8
9K
TO K9
0L
TO L0
1L
TO L1
2L
TO L2
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
46