Classe Audio SSP-30 MKII, Service Manual

FRONT PANEL

Classé - 16

SSP-30

D

14

A

11

SER

10

B

12

C

13

CLK inh

15

SH/DL

1

CLK

2

E

3

F

4

G

5

H

6

Qh

7

Qh

9

VCC

16

GND

8

IC2

74HC165

LatchIn

SerialClk

C14
100n

D

14

A

11

SER

10

B

12

C

13

CLK inh

15

SH/DL

1

CLK

2

E

3

F

4

G

5

H

6

Qh

7

Qh

9

VCC

16

GND

8

IC3

74HC165

MISO

DataInput

D2
1N4148

R4
4k7

R10
4k7

D5
1N4148

+5D

+5D

+5D

R15
4k7

R17
4k7

R2
4k7

R6
4k7

R11
4k7

R16
4k7

+5D

+5D

+5D

+5D

+5D

+5D

D8
1N4148

D11
1N4148

D1
1N4148

D4
1N4148

D6
1N4148

D9
1N4148

C34
100n

R1
4k7

R8
4k7

+5D

R13
4k7

R20
4k7

R35
4k7

R48
4k7

R106
4k7

R33
4k7

D

14

A

11

SER

10

B

12

C

13

CLK inh

15

SH/DL

1

CLK

2

E

3

F

4

G

5

H

6

Qh

7

Qh

9

VCC

16

GND

8

IC10

74HC165

C53
100n

R66
4k7

R67
4k7

+5D

R68
4k7

R69
4k7

R64
4k7

R63
4k7

R62
4k7

R61
4k7

D

14

A

11

SER

10

B

12

C

13

CLK inh

15

SH/DL

1

CLK

2

E

3

F

4

G

5

H

6

Qh

7

Qh

9

VCC

16

GND

8

IC19

74HC165

R81
4k7

R91
4k7

+5D

R92
4k7

R108
4k7

R104
4k7

R107
4k7

R101
4k7

TP20

R102
4k7

Input1

Input2

Input3

Input4

Input5

Input6

Input7

Input8

Standby

Source -

Mode +

Mode -

SW2

SW5

SW8

SW11

SW1

SW4

SW7

SW9

D3
1N4148

D7
1N4148

+5D

+5D

+5D

+5D

+5D

+5D

D10
1N4148

D12
1N4148

D13
1N4148

D14
1N4148

SW3

SW6

SW10

SW12

SW13

SW14

D15
1N4148

D16
1N4148

+5D

+5D

+5D

D17
1N4148

D18
1N4148

SW15

SW16

SW17

SW18

D24
1N4148

D25
1N4148

+5D

+5D

+5D

+5D

+5D

+5D

+5D

D26
1N4148

D31
1N4148

D28
1N4148

D29
1N4148

D27
1N4148

SW19

SW20

SW21

SW26

SW23

SW24

SW22

TapeMon

+5D

THX

F1

F2

F3

Noise

Level

Distance

LateNight

Vol+

Vol-

Mute

+5D

R103
1k

PRE

4

CLK

3

D

2

CLR

1

Q

5

Q

6

VCC

14

GND

7

IC7A

74HC74

PRE

10

CLK

11

D

12

CLR

13

Q

9

Q

8

IC15B

74HC74

C50
100n

1

2-clockwise

2-Counterclockwise

R105
1k

detent

"click"

D20
1N4148

RotaryClick

RotaryUp

Rotary

TP1

TP9

TP8

R71
4k7

SPI_OUT_E

Interrupt

PRE

4

CLK

3

D

2

CLR

1

Q

5

Q

6

VCC

14

GND

7

IC15A

74HC74

C76
100n

ClearInt

C56
100n

C60
100n

C67
100n

C72
100n

C44
100n

C2
100n

C12
100n

C18
100n

C36
100n

C25
100n

C92
100n

C83
100n

C81
100n

C100
100n

C95
100n

C98
100n

C91
100n

C88
100n

C24
100uF

+5D

C52
100uF

+5D

C96
1n

C93
1n

detent

C77
100uF

+5D

C97
100uF

+5D

+5D

+5D

+5D

+5D

C9
100n

C6
100n

C13
100n

C19
100n

C3
100n

C23
100n

C22
100n

C16
100n

LatchIn

R70
10k

C75
10n

R73
10k

+5D

D23
1N4148

D22
1N4148

+5D

ClearInt

KBD_SCK_INHIBIT

D19

1N4148

ClearInt

R72

10k

D21

1N4148

Manual latching

This stores the data in buffers after it has been latched in.
It can be read after SPI_OUT_E has been triggered.

1

2

3

4

5

SW25
EC11B20244-5R4411

RotButton

D30
1N4148

+5D

RotButton

C94
100n

TP18