Marantz AV7705 - Page 30

SCH22_PREOUT
STBY POWER ANALOG AUDIO DIGITAL AUDIO TMDS SIGNAL ANALOG VIDEO DIGITAL VIDEO GND LINE POWER- LINE POWER+ LINE
Z2L
Z2R
Z3L
Z3R
FL
FR
C
SW
SL
SR
SBL
SBR
SW2
PREOUT PART
FH2L
FH2R
FH1L
FH1R
FROM INPUT
(PAEG 28_B1)
MUTE_3.3V
P_MUTE+7V
P_RLGND
P_RL+B
DGND
FROM FRONT CONNECT PART
(PAEG 24_B3)
P_PRESW2
P_PRESW1
AGND
P_PREASS3L
AGND
P_PREASS3R
AGND
P_PREASS2L
AGND
P_PREASS2R
P_PREASS1L
P_PREASS1R
AGND
P_PRESL
AGND
P_PRESR
AGND
P_PREC
AGND
P_PREFL
AGND
P_PREFR
FROM HDAM
STROBE DATA
CLCK Q1 Q2 Q3
Q4
VSS
QS Q'S Q8 Q7
Q6 Q5
OUTPUT ENABLE
VDD
AEXP_OE
AEXP_CK
AEXP_DATA_IN
AEXP_STB
HP_R
MUTE_3.3V
DGND
P_MUTE+7V
HPGND
HP_L
AGND
AGND
(PAEG 35_A4)
IN-AGND
OUT-AGND(Preout GND)
ADCINL
AGND
ADCINR
ADCINZ2L
AGND
ADCINZ2R
AGND
A_SEL_DATA
A_SEL_CLK
PRERL_Z3
PRERL_Z2
AEXP_DATA_OUT
NC
C8917
22/50V
D8845
1N4007
D8846
1N4007
D8847
1N4007
R8921
220
R8919
100K
C8919
330P
R8917
100K
R8915
470
Q8927
KTC2875B
R8927
10K
R8913
470
Q8925
OPEN
R8925
OPEN
C8913
22/50V
C8918
22/50V
R8922
220
R8920
100K
C8920
330P
R8918
100K
R8916
470
Q8928
KTC2875B
R8928
10K
R8914
470
Q8926
OPEN
R8926
OPEN
C8914
22/50V
C8968
22/50V
R8972
220
R8970
100K
C8970
330P
R8968
100K
R8966
470
Q8978
KTC2875B
R8978
10K
R8964
470
Q8976
OPEN
R8976
OPEN
C8964
22/50V
C8967
22/50V
R8971
220
R8969
100K
C8969
330P
R8967
100K
R8965
470
Q8977
KTC2875
B
R8977
10K
R8963
470
Q8975
OPEN
R8975
OPEN
C8963
22/50V
C8929
0.47/50
V
R8929
470K
C8979
0.47/50V
R8979
470K
C8707
OPEN
R8711
680
R8709
100K
C8709
330P
R8707
OPEN
C8708
OPEN
R8712
680
R8710
100K
C8710
330P
R8708
OPEN
C8728
OPEN
R8732
680
R8730
470K
C8730
330P
R8728
OPEN
C8727
OPEN
R8731
680
R8729
470k
C8729
330P
R8727
OPEN
C8747
OPEN
R8751
680
R8749
470K
C8749
330P
R8747
OPEN
C8748
OPEN
R8752
680
R8750
470K
C8750
330P
R8748
OPEN
C8807
OPEN
R8811
680
R8809
470K
C8809
330P
R8807
OPEN
Q8930
KRA104S
C8849
10/50V
Q8923
KRA104S
Q8924
KRC104S
R8923
10K
R8912
470K
R8911
470K
Q8980
KRA104S
Q8973
KRA104S
Q8974
KRC104S
R8973
10K
R8962
470K
R8961
470K
R8849
10K
R8848
820
D8848
Z3.6V
C8980
0.01uF
C8740
0.01uF
C8780
0.01uF
C8820
0.01uF
JK88
1
CJJ4M101ZD
R8846
OPEN
R8930
1K
R8980
1K
D8921
OPEN
D8922
OPEN
D8971
OPEN
D8972
OPEN
D8711
OPEN
D8712
OPEN
D8731
OPEN
D8732
OPEN
D8751
OPEN
D9752
OPEN
D8811
OPEN
JK891
CJJ4P093ZD
JK871
CJJ4P099ZD
JK875
CJJ4P093ZD
C8800
0.01uF
JK879
CJJ4P093ZD
56
43
8
1
7
2
RY871
HFD27/012-M
D8714
KDS160
C8767
OPEN
R8771
680
R8769
100K
C8769
330P
R8767
OPEN
C8768
OPEN
R8772
680
R8770
100K
C8770
330P
R8768
OPEN
D8771
OPEN
D8772
OPEN
C8787
OPEN
R8791
680
R8789
100K
C8789
330P
R8787
OPEN
C8788
OPEN
R8792
680
R8790
100K
C8790
330P
R8788
OPEN
D8791
OPEN
D8792
OPEN
C8827
OPEN
R8831
680
R8829
100K
C8829
330P
R8827
OPEN
C8828
OPEN
R8832
680
R8830
100K
C8830
330P
R8828
OPEN
D8831
OPEN
D8832
OPEN
151413121110
987654321
BN484 VWB1BZ15700HC
13121110
987654321
BN483 VWB1BZ13700HC
21
20
19
18
17
16
15 13
14
12
11
9
10
8
7 5
6 4
3 1
2
22
23
24
25
BN26C
C125Z2-2560
Q8741
KRC105S
Q8881
KRC105S
Q8882
KRC105S
Q8883
KRC105S
56
43
8
1
7
2
RY881
HFD27/012-M
D8881
KDS160
56
43
8
1
7
2
RY882
HFD27/012-M
D8882
KDS160
56
43
8
1
7
2
RY883
HFD27/012-M
D8883
KDS160
16 15 14 13 12 11 10 9
87654321
IC898
MC74HC4094
C8991
0.1uF
C8992
0.1uF
C8993
0.1uF
C8994
0.01uF
C8995
0.01uF
C8996
0.1uF
C8997
0.01uF
D8973
1N4007
R8701
OPEN
R8702
0
R8981
0
R8982
0
R8983
0
R8984
0
R8985
0
R8986
0
R8987
0
R8988
0
R8989
0
R8990
0
R8991
0
R8992
0
R8993
0
A-7V
AGND
A2
A
1
PRERL_Z2
PRERL_Z3
PREZ2L
PREZ2R
PREZ3L
PREZ3
R
P_PREC
A2
RELAY
P_PRESW2
P_PREFMUTE
PRE_F_RLY
SB_RLY
FH_RLY
SB FH_H2
P_PRESW1MUTE
P_PRECMUTE
P_PRESMUTE
P_PREFMUTE
FH
FH_H2_RLY
P_PRESMUTE
P_PRECMUTE
P_PRESW1MUTE
AGND
SB
FH
FH_H2
PRE_F_RLY
P_PREFL
P_PREFR
P_PRESW1
FH_H2_RLY
FH_RLY
SB_RLY
P_PRESL
P_PRESR
P_PREASS1L
P_PREASS1R
P_PREASS2L
P_PREASS2R
P_PREASS3L
P_PREASS3R
RELAY
A2
P_PRESMUTE
P_PRECMUTE
P_PRESW1MUTE
P_PRESW2
P_PREFL
P_PREFR
P_PREC
P_PRESW1
P_PRESL
P_P
RESR
P_PREASS1L
P_PREASS1R
P_PREASS2L
P_PREASS2R
P_PREASS3L
P_PREASS3R
ADCINZ2R
ADCINZ2L
ADCINR
ADCINL
SEL_DATA
SEL_CLK
PRE_HPL
PRE_HPR
PRERL_Z3
PRERL_Z2
PREZ2L
PREZ2R
PREZ3L
PREZ3R
PREZ2L
PREZ2R
PREZ3L
PREZ3R
BN26C
TO CN26C
3J
TO J3
BN483
TO CN483
BN484
TO CN484
Before Servicing
This Unit
Electrical Mechanical Repair Information Updating
30