Classe Audio SSP-30 Service Manual page 19

FRONT PANEL
D19
LatchIn
1N4148
Manual latching
DataInput
IC2
VCC
1
SH/DL
A
2
SerialClk CLK B
15
CLK inh C
D
10
SER E
F
G
7
Qh H
9
MISO Qh
GND
74HC165
IC3
VCC
1
SH/DL
A
2
CLK B
15
CLK inh C
D
10
SER E
F
G
7
Qh H
9
Qh
GND
74HC165
IC10
VCC
1
SH/DL
A
2
CLK B
15
CLK inh C
D
10
SER E
F
G
7
Qh H
9
Qh
GND
74HC165
IC19
VCC
1
SH/DL
A
2
CLK B
15
CLK inh C
D
TP20
10
SER E
F
G
7
Qh H
R102 9
Qh
4k7
GND
74HC165
KBD_SCK_INHIBIT
+5D +5D
IC7A
4 14
PRE VCC
3 5
ClearInt CLK Q
2 6
D Q
1 7
SPI_OUT_E CLR GND
74HC74
This stores the data in buffers after it has been latched in.
It can be read after SPI_OUT_E has been triggered.
C6 C13 C19 C23 C3 C9 C16 C22
100n 100n 100n 100n 100n 100n 100n 100n
+5D
16 C14
100n
11
12
13
14
3
4
5
6
8
R4 R10 R15 R17 R2 R6 R11
4k7 4k7 4k7 4k7 4k7 4k7 4k7
C2 C12 C18 C25 C36 C44 C94
100n 100n 100n 100n 100n 100n 100n
+5D
16 C34
100n
11
12
13
14
3
4
5
6
8
R1 R8 R13 R20 R35 R48 R106
4k7 4k7 4k7 4k7 4k7 4k7 4k7
C56 C60 C67 C72
100n 100n 100n 100n
+5D
16 C53
100n
11
12
13
14
3
4
5
6
8
R66 R67 R68 R69 R64 R63 R62
4k7 4k7 4k7 4k7 4k7 4k7 4k7
C81 C83 C88 C100 C95 C98 C91
100n 100n 100n 100n 100n 100n 100n
+5D
16 C92
100n
11
12
13
14
3
4
5
6
8
R81 R91 R92 R108 R104 R107 R101
4k7 4k7 4k7 4k7 4k7 4k7 4k7
C50
100n
Input1 Input2 Input3 Input4 Input5 Input6 Input7
+5D
+5D
SW2 +5D
SW5 +5D
SW8 +5D
SW11 +5D
SW1 +5D
SW4
SW7
R16 D2 D5 D8 D11 D1 D4 D6
4k7 1N4148 1N4148 1N4148 1N4148 1N4148 1N4148 1N4148
Standby Source -
+5D
Source +
TapeMon
+5D
Mode -
SW3 +5D
Mode +
SW6 +5D
SW10 +5D
SW12 +5D
SW13
SW14
RotButton
R33 D3 D7 D10 D12 D13 D14 D30
4k7 1N4148 1N4148 1N4148 1N4148 1N4148 1N4148 1N4148
THX F1 F2 F3
+5D
+5D
SW15 +5D
SW16 +5D
SW17
SW18
TP9
TP8
R61 D15 D16 D17 D18
4k7 1N4148 1N4148 1N4148 1N4148
+5D
Noise
Level
Distance
+5D
LateNight
SW19 +5D
Vol-
SW20 +5D
Vol+
SW21 +5D
Mute
SW26 +5D
SW23 +5D
SW24
SW22
D24 D25 D26 D31 D28 D29 D27
1N4148 1N4148 1N4148 1N4148 1N4148 1N4148 1N4148
+5D +5D +5D +5D
C77 C97 C24 C52
100uF 100uF 100uF 100uF
Input8
+5D
SW9
+5D
TP18
D9 IC15A
1N4148 4 14
LatchIn PRE VCC
3 5
CLK Q
+5D 2 6
D Q
1 7
ClearInt CLR GND
74HC74
Rotary
+5D
"click"
detent detent
R73
10k
TP1
1
2-clockwise
2-Counterclockwise
SW25 +5D
EC11B20244-5R4411
4 5
RotButton
+5D
IC15B
10
PRE
C93 C96
1n 1n
+5D 11
CLK Q
12
D Q
13
R103 R105
CLR
1k 1k
74HC74
RotaryUp
ClearInt
RotaryClick
D20
1N4148
R71
4k7
SSP-30
C76
100n
R70
10k
C75
10n
D23
1N4148
Interrupt
D22
1N4148
9
8
R72 D21
10k 1N4148
Classé - 16