Marantz SA1/F1N Service Manual page 34

+B
1
WARF
2
WADT
3
WACK
4
RSTO_1
5
A0
6
A1
7
ECCCS
8
RD
9
WR
10
ECCINT
11
D8
12
D9
13
D10
14
D11
15
L801
D12
16
47µH
D13
17
D14
18
D15
19
C805
C802
0.01 47/6.3
REQ
20
SDCK
21
SOSO
22 C806
SVAL
23 0.1
0V
SERR
24
SD0 R821
5V
25
3.3K
SD1
26 5V
SD2 (KEY1)
5V
27
SD3 (KEY2) R822
28 5V
SD4 3.3K R823
5V
29
SD5
(FMOIN) R864 10 3.3K
30 2.1V
SD6
(TE) R808 10
31 2.1V
SD7
32 (FE) R809 10 1.1V
(RFRP)
1.1V
(LVL) 0V
0V
0V
(OFTRK) 5V
(RF_LT) R810 150
5V
(SBCS) R811 150
5V
(BUCK) R812 150 5V
(BUS3) R813 150
5V
(BUS2) R814 150 5V
(BUS1) R815 150 5V
(BUS0)
R816 150 5V
R824
0V
R818
10K 0V
10K
R825
5V
R819 10K
5V
(ECCCS)
10K 5V
(SRCS)
2.8V
5V
0.7V
(FRCS)
R820
10K
MCLK1_33MHZ
33
CD_DOUT
34
D3.3V +B +B
35
A_5V +B
36
D_5V
+B
37
AT_8V +B
38
D_GND
39
M_GND
40
A_GND
41
+B
RFRP
42
TE
43
48 47
FE
44
LVL
C803
45
0.01
3.5V
49 VDD
(MMUTE) 3.5V
50 EXPD3
3.5V
51 EXPD4
(DISPLAY)
0V
52 EXPD5
CDERR
46 D801 4.3V
CDFRM 53 BUFDO
47 DAN202K
CDDAT R802 3.5V
54 BUFDI
48
CDCLK 4.7K
49 5.0V
55 SBUFBO
EMPH
50 R806
R803 4.0V
SBUFBI
56
47K
4.7K
+B C804 4.9V
57 SBUFAO
SLDCK1
51
1
R805 3.2V
SLDCK2
58 SBUFAI
52
820K
CW/CCW 4.5V
53
59 MRST
MECSW1 6V
54 60 MODE
MECSW2
55
5.0V
61 BUFCO
D802
0V
DAP202K 62 TEST
BUS0
R817 3.5V
56
63 BUFCI
BUS1
57 10K
0V
BUS2
R807 64 VSS
58
3.2V
BUS3
59 820K
4
BUCK 5
60
3 3.5V
SBCS
1 2
61
1
2
SBSY
IC803
62
0V
RF_LT +B
PST9129N
63
RESET
C807
GAIN0
0.01
64
GAIN1
65
GAIN2
66
DVD_L
67
SPIN_FG
68
R801
820K
FMOIN
69
EJ_SW
70
IN_SW
71
LD_SW
72
LD_RVS
73
LD_FWD
74 +B
SEEK
75
CHOP
76 +B
OFTRK
77
DFCT +B
78
+B
FL801
20MHz
R839
10
R842
10K
R852
4.7K
5V
90 89 88 87 86 85 84 83 82 81 80 79 78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61
5V
3.5V
(EXCS)
91 EXP-CS 60
0V
92 VSS 59
0V
93 AVCC UART-CTL 58
4.5V
94 VREF SUB/EEP CLK 57
91 XMSREDY 0.3V
KEY1 UART-RXD
95 56
92 0V
MSDAT0
96 KEY2 SUB/EEP Din 55
0V
97 KEY3 UART-TXD 54
0V
FMOIN SUB/EEP Dout
98 53
5V
99 TE VCC 52
0V
100 FE D15 51
2.3V
101 RFRP D14
50
0V
IC801
102 SRV-AD D13 49
0V
103 AVSS D12 48
IX1478GE 0V
VSS VSS
104 47
0.6V
105 OFTRK D11 46
SYSTEM
2.1V
106 RF-LT D10 45
0.5V
107 SBCS D9
MICROCOMPUTER 44
0.5V
108 BUCK D8 43
4.0V
109 BUS3 D7 42
2.5V
100 BUS2 D6
41
2.5V
111 BUS1 D5 40
2.5V
112 BUS0 D4 39
0V
113 MD_0 VSS 38
2V
114 MD_1 D3 37
2µs
2V
115
MD_2 D2 36
2.0V
116 PCON D1 35
5V
0V
117 ECC-CS D0 34
5V
6µs
118
SRAM-CS VCC 33
4.7V
119 AV-CS R/C 32
5V
ECC-
120 FROM-CS 31
INT
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
R849
10K
C809
0.01
R848
4.7K
SHORT: Q801
R866
OPEN:
DTC144 EK
100K
3 2
CK144 CK143 0V 2.8V
0V 1
SA/CD
R865
10K
R836
10K
+B
C812
0.01
+B
46 45 44 43 42 41 40 39 38 37 36 35 34 33
0V TP802
32
VSS
3.5V
(VOLCS)
EXPBL3 31
3.5V
R844 (EXTST)
EXPBL2 30
0V 1K
R845 (EXTDO)
+B
EXPBL1 29
0V
1K (EXTCK)
EXPBL0 28
3.5V
R843
EXPPAU3 27
3.5V 1K
IC802
EXPPAU2 26
3.5V
IX1535GE VDD
25
0V
VSS 24
INPUT/OUTPUT
3.5V
TP801
EXPPAU1 23
EXPANDER 3.5V
(DACDT)
EXPPAU0 22
3.5V
(DACCK)
EXPPAL3 21
0V
(CW/CCW)
EXPPAL2
20
0V
(SLDCK2)
EXPPAL1 19
0V
(SLDCK1)
EXPPAL0 18
VDD 17 C813
3.5V
0.01
3 4 5 6 7 8 9 10 11 12 13 14 15 16
+B
+B
+B
R872
10K
+B
+B
2-11
+B
R861 C822
390 0.001
R862
180
R923
R915 R918
3.3K 3.3K
D3.3V(2) R911
20 19 18 17 16 15 14 13 12 11
1 2 3 4 5 6 7 8 9 10
C814
0.01
(U-CT)
(S/E_CK)
(U-RX)
R936
C815
47K
0.01
(S/E_DO)
(D15)
(D14)
(D13)
100 99 98 97 96 95 94 93 92 91 90 89
(D12)
R908 1.7V
1
1K
(D11) 4.1V
2
C904
(D10) 3.5V 1
3 Vdd XSRQ
(D9) 0.01 0V
2 XSHD
4 Vss
R909 470
(D8) 2.3V
5 SDCK
(D7) R902 1K 0V
6 SMUTE
(D6) R903 1K 4.1V
7 XMSLAT
R904 1K
(D5) 4.1V
8 MSCK
(D4) R905 1K 0V
9 MSDATI
TP913 0V
10 MSDAT0
(D3) TP914 3.5V
11 XMSREDY
(D2) TP915 3.5V
12 XMSDOE
R901 C901
(D1) 4.0V
13 XRST
1K 0.01 0.5V IC901
(D0)
14 MCK1
C902 R906 0V
15 Vss CXD2751Q
68
100P(CH) 3.5V
16 CK75S
TP916 1.8V SACD PLAYBACK
(R/C)
C816 17 EXCK01
TP917
1.1V
0.01
18 EXCK02 SIGNAL
TP918
0V
19 LRCK
TP919 PROCESSOR
0V
20 NC
TP910 0V
21 MNT2
TP911 0V
22 MNT1
TP912 0V
23 MNT0
0V
24 CK64FS
C903 0V
25 XSUPHD
0.01
0V
26 XSUPAK
0V
27 SUP0
3.5V
28 Vdd
0V
29 Vss
0V
30
TP920
31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50
R854
10K
IC804
IX2839AF
1M SRAM
C817
0.01
C818 0.01
R853
10K
IC805
IX1539GE
FLASH ROM(4M)
+B
+B
SACD PWB-C(1/2)
CD SIGNAL
+B
33
D3.3V(2)L901
C907
0.1
+B
R925
390 16Mbit SDRAM
IC903
C910 IX2840 AF
0.01
C908 C911
0.01 47/6.3
88 87 86 85 84 83 82 81
1.5V
WCK 80
0V
VSS
79
3.5V
VDD 78
81 WRFD
0V
DO7 77 3.5V
Vss 0V
0V Vcc
1 28
DO6
76 0V
D8 0V
0V 2 D1 27
DO5 75
0V 0V
D7
0V 3 D2 26
DO4 74 0V
0V
0V D3 D6 25
4
DO3 73
0V 0V
D5
0V 5 D4 24
DO2 72
3.5V 0V
CAS
0V 6 WE 23
DO1 71 3.5V 3.5V
0V 7 RAS OE 22
DO0 70 0V
0V +B
A9
3.5V 8 NC 21
X0E 69
0V 0V
A8
3.5V 9 A10 20
XRAS
68 0V 0V
3.5V 10 A0 A7 19
XCAS 67
0V 0V
A6
3.5V 11 A1 18
XWE 66 0V
0V
A5
0V 12 A2 17
VSS
65 0V 0V
0V 13 A3 A4 16
64
0V 0V
0V
14 Vcc Vss 15
A10 63 3.5V
0V
0V
A9
62
+B
0V
A8 61
0V
A7 60
0V
A6 59
0V
A5 58
0V
A4 57
0V
56
A3
0V
C912
A2 55
52 0V
A1 C909 0.1
VSS 54
A0 3.5V
51 0.01
VDD 53
0V
52
0V
51
+B
+B
C918
0.1
+B
+B
+B
+B
C919
0.1
C920
0.1
+B
+B
+B +B
+B
2-12
CNP901
D_GND
0V
1
D_OUT 5.0V P21 11 - G
2
+B R933 D_5V
5.0V
3
CNS307B
(U-RX) 100 RXDA 0V
4
TO MAIN PWB
(U-CT) R934 RXDCTL 0V
5
100
CNP902
(DACCK) DACCK
3.6V
1
(DACDT) DACDT 3.6V
2
(DSDCTL) DSDCTL 0V
R939
3
(VOLCS) 1K VOLCS
3.6V
4
(EXTCK) EXTCK 3.6V P20 1 - G
5
(EXTDO) EXTDO
3.6V
6
CNS309B
(EXTST) EXTST 3.6V
7
(EXTDI) EXTDI 3.6V TO MAIN PWB
8
D_GND 0V
9
DACRST 4.3V
10
RXDA
R938 0V
11
100
C916
CNP903
0.01
AT5V
+B +B 5.0V
1
(KEY1) KEY1
5.0V
2
(S/E_CS) FIP_CS
4.0V
3
(S/E_CK) FIP_CK
4.5V
4
(S/E_DO) FIP_DA 0.2V
5
(KEY2)
KEY2 5.0V
6
P22 1 - D
(FIL+)
-25.1V
7
AT-30V -31.5V CNS201A
-B
8
(FIL-) -25.3V
TO DISPLAY PWB
9
D_GND
0V
10
R/C 0V
11
DISPLAY
12
+B AT5V 5.0V
13
D_GND 0V
14
CNP904
A_5V
+B 5.0V
+B
1
FILAMENT(+)
-25.0V
2
AT_5V
+B 5.0V
3
FILAMENT(-)
-25.0V
4
+B AT_8V 7.7V
5
AT-30V
-B -31.4V
P24 1 - D, P26 1 - D
6
M_GND 0V
7 CNP102
A_GND 0V
8
D_GND TO POWER PWB
0V
9
D_3.3V(H) 3.6V
+B
10
(D3.3V(2))
D_3.3V(L) 3.6V
11
D_5V 5.0V
+B
12
C913 C914 C915 VM
13
0.01
0.01 0.01
CNP905
(ZDFLGR) ZDFLGR
3.5V
1
(ZDFLGL) ZDFLGL 3.5V
2
D_GND
0V
3
P20 1 - E
(DSAR) DSAR
1.8V
4
CNS302B
D_GND 0V
5
(DSAL) DSAL 1.8V
TO MAIN PWB
6
D_GND
0V
7
(BCKA) BCKA
1.8V
8
CNP906
(CDDAT) CDDAT 0V
1
(CDCLK) (CDCLK) CDCLK 0V
2
(CDFRM) 2.5V
CDFRM
3
(CDERR) 256FS 1.9V
4
TP928 D_GND 0V
5 P20 1 - D
MCK1
1.4V
6
(MMUTE) MMUTE 0V CNS301B
7
(DISPLAY) DISPLAY 3.5V
TO MAIN PWB
8
(EMPH1) EMPH
0.4V
9
(A-MUTE) A-MUTE 0V
10
+B (SA/CD) SA/CD 2.8V
11
D_GND 0V
12
+B
+B