HS1
HS2
HS3
R59
C79
C24
R133
+
C15
R118
C71
+
U11
C72
U21
C59
Q14
C17
C18
R12
U17
R119
Q20
R65
R8
R117
R97
R24
R37
C82
U4
C3
+
R105
R98
R127
J6
L2
R82
C40
U7
Q10
Q24
R102
J11
C56
C10
+
Q9
C47
C12
+
C67
+
R69
R61
C75
R35
R55
133
89
45
1
U19
+
C52
21
14
5
1
U23
C65
R30
U12
C85
Q3
R135
R83
Q25
R101
Q16
R115
R86
R109
L4
C48
+
C53
C30
C32
R99
R73
R6
C84
J7
Q22
R9
R62
R108
R41
R20
C28
C86
R53
R85
R131
Q23
C66
R44
C27
R36
R39
R52
R48
R120
R110
R103
R75
Q15
C16
C36
R71
C80
R33
R46
C41
R74
R90
+
C70
C13
+
Q6
R93
R58
R57
D1
R56
R40
R77
R79
R27
R124
C68
R76
Q19
C44
+
R4
C83
Q27
C91
C34
U10
R32
R28
+
C63
C38
+
Q8
R2
J9
R34
R100
Q21
C8
+
C20
+
R66
C58
R49
R22
R121
U15
Q13
Y1
R42
C11
+
C49
+
R43
C76
76
51
26
1 U18
C9
J5
U5
U16
U14
L1
T2
R106
U20
C50
Q7
R87
C89
R29
C74
C46
R136
R45
T1
R63
R125
R64
R15
R91
C61
R3
C87
Q12
R38
C6
R78
C45
C78
R112
R51
C73
R137
R128
C7
R60
C33
C54
R123
D3
R92
U13
+
C62
Q11
C21
R80
C90
U22
R111
R26
C26
+
C69
U8
C23
R132
R126
C14
+
L3
R21
R81
R89
R50
Q1
C37
C81
C4
R54
FL1
Q28
R116
C60
+
+
C51
C19
Q17
C57
U6
D2
C1
C42
C43
Q18
R129
R114
C39
C29
C35
U9
R134
R7
R47
R122
C88
+
C25
FL2
R16
C2
C55
+
R31
C5
C64
U3
D5
C31
R113
R96
R23
C77
R88
R11
R130
R25
C22
TP7
TP11
TP17
TP25
TP8
TP4
TP30
TP13
TP26
TP1
TP27
TP14
TP28
TP20
TP32
TP18
TP3
TP21
TP16
TP22
TP15
TP23
TP9
TP24
TP2
TP5
TP19
TP31
TP6
TP12
TP29
TP10
R138 R139
Q26
J4
J2
R13
J3
R14
R84
U2
U1
R68
J1
R107
D6
GND GND +5V
HARMAN/KARDON
HD970
2005-02-07 REV1.3
+12V
R1
R95
R10
14
13
2
J8
1
R104
R5
R94
Q2
Q4
Q5
R18
R19
R17
R70
R72
R67
RXD_OUT
IR
GND
GND
+5V
MOSI
VFD_FCS
SCK
HS4
J10
D4
GND
15V
15V
15V/2A
+3.3V
GND
TCK
TDO
TDI
TMS#
1 2
39 40
STANDBY
+5V
-
--
-
-
-
1764C
R140
R141
R142
Summary of Contents for HD 970
Page 1: ...HD970 HD970B CD Player SERVICE MANUAL Power for the Digital Revolution...
Page 6: ......
Page 13: ...U11 AD1955 Digital to analog converter...
Page 15: ...U19 ADSP21532 DSP...
Page 17: ...0 10 2 1 3 3 3 2...
Page 24: ......
Page 26: ......
Page 27: ......
Page 28: ......
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