Control Interface - Classe Audio SSP-75 Service Manual

CONTROL INTERFACE

RE9
Good Sky MI-SH-105L
+12V
7
Q19
BC848B
+5D
3 2 1
D19
R216
C245
ACTIVA TE_ZONE_1
1k
RE8
Good Sky MI-SH-105L
+12V
7
Q18
BC848B
+5D
3 2 1
D18
R215
C244
ACTIVA TE_ZONE_2
1k
Analog power connector
X17
1 2
3 4
5 6
+5A 7 8
9 10
-5A
+15A 11 12
13 14
-15A
14pin IDC header
Controlboard connector
X18
34pin IDC header
+5D
1 2
3 4
C239
5 6
1000uF
7 8
9 10
11 12
13 14
15 16
17 18
19 20
21 22
23 24
25 26
27 28
29 30
31 32
MIC+
33 34
Tuner connector
X19
20Pin IDC header
1 2
TUNER_MOSI
3 4
TUNER_SCLK
5 6
TUNER_CS
7 8
9 10
11 12
TUNER_MUTE TUNER_STEREO
13 14
15 16
17 18
TUNER_R
19 20
TUNER_L
11
9
ZONE_1_TRIGGER
16
BAS16
100nF
11
9
ZONE_2_TRIGGER
16
C235
I/O Buffers
BAS16 100nF
100nF
IC35
VCC
14
CONTROL_MOSI SERIN
+5D
11
CONTROL_SCLK SRCLK
10
SRCLR
12
AUDIO_I/O_RCK RCLK
13
I/O_ENABLE G
SEROUT
GND
74HC595
IC34
VCC
CONTROL_MOSI
14
CONTROL_SCLK SERIN
+5D
CONTROL_MISO
11
AUDIO_I/O_RCK CONTROL_SCLK SRCLK
10
DSP_SPI_E SRCLR
AUDIO_SPI_E
12
TUNER_SPI_E AUDIO_I/O_RCK RCLK
13
SPDIF_IN I/O_ENABLE G
I/O_ENABLE
ACTIVA TE_ZONE_1 SEROUT
ACTIVA TE_ZONE_2
TUNER_STEREO GND
TUNED
74HC595
AD_OVER
ZONE_1_TRIGGER
ZONE_2_TRIGGER
AUDIO_TRIGGER
IC33
VCC
14
SERIN
+5D
11
CONTROL_SCLK SRCLK
10
SRCLR
12
AUDIO_I/O_RCK RCLK
13
I/O_ENABLE G
SEROUT
GND
74HC595
+5D +12V
TUNED
C238
1000uF
+5D
+5D
R213 R209
10k 10k
16
15
Q0 TUNER_CS CONTROL_MOSI
1
Q1 TUNER_MUTE CONTROL_SCLK
2
Q2 ZONE_2_VOL
3
Q3 ZONE_2_VOL_MUTE
4
Q4 ZONE_1_SW_1
5
Q5 ZONE_1_SW_2
6
Q6 MUTE_ZONE2
7
Q7
9
8
+5D
C234
+5D
100nF
16
15 CONTROL_MOSI
Q0 SEL_DSP
1 CONTROL_SCLK
Q1 MUTE_V6OUT_CONTROL
2
Q2 MUTE_REC_CONTROL
3
Q3 ZONE_2_SW_1
4
Q4 ZONE_2_SW_2
5
Q5 DSP_MUTE
6
Q6 DSP_RESET
7
Q7 MUTE_MAIN
9
8
+5D
C233
+5D
16
100nF
15
Q0 ACK_OVER
1
Q1 AD_PU
2
Q2 EXT51_VOL
3
Q3 EXT51_GPIO1
4
Q4 EXT51_GPIO2
5
Q5 EXT51_MUTE
6
Q6 EXT51_SEL
7
Q7
9
8
+5D
C236 C237
100uF 100uF
C229
+5D
SPI buffers
100nF
IC30
74HC244
20
VCC
2 18
1A1 1Y1 DSP_MOSI
4 16
1A2 1Y2 DSP_SCLK
6 14
DSP_MISO 1A3 1Y3 CONTROL_MISO
8 12
1A4 1Y4
17 3
2A1 2Y1 AUDIO_MOSI
15 5
2A2 2Y2 AUDIO_SCLK
13 7
2A3 2Y3
11 9
2A4 2Y4
1
DSP_SPI_E 1G
19 10
AUDIO_SPI_E 2G GND
+5D
C228
IC31
74HC244
20
100nF
VCC
2 18
1A1 1Y1 TUNER_MOSI
4 16
1A2 1Y2 TUNER_SCLK
6 14
1A3 1Y3
8 12
1A4 1Y4
17 3
2A1 2Y1
15 5
2A2 2Y2
13 7
2A3 2Y3
11 9
2A4 2Y4
+5D
1
TUNER_SPI_E 1G
19 10
2G GND
Overload buffer
+5D
C232
+5D
100nF
IC32A IC32B
4 14 10
PRE VCC PRE
3 5 11
DSP_AD_OVER CLK Q AD_OVER CLK
2 6 12
D Q D
1 7 13
ACK_OVER CLR GND CLR
74HC74 74HC74
SSP-75
9
Q
8
Q
Classé - 25