Cyrus CD6s - Sheet 4: Microcontroller Circuit

22-Mar-2006
O
c
Cyrus Audio Ltd
CD6s Micro-controller 4 5ofSheet
VCC
/RST
GND
150ms
DELAY
5.5k
VCC
SENSE
IC503
DS1811R-15
SK501
PHONODUAL
25-02-99
D502
BAV99
D501
BAV99
MC_IN
MC_OUT
R510
1k
C507
DNF
R508
1k
R509
1k
DGND DGND
+5VCC
56
IC501C
74HC14
9 8
IC501D
74HC14
1110
IC501E
74HC14
MC_BUS_IN
R504
47k
R503
47k
+5VCC
T501
BC807
T503
BC817
R517
5R6
R513
10k
R515
10k
R511
1k
C503
10n 0603
+VBACKLIGHT
BACKLIGHT_ON
+LVA
DGND
X501
9.8304M
PB1/ AN1
1
PB0/ AN0
2
AVss
3
TEST
4
X2
5
X1
6
Vss
7
OSC1
8
OSC2
9
RESET
10
P90/ FVpp
11
P91
12
P92
13
P93
14
P94
15
IRQ0
16
P60
17
P61
18
P62
19
P63
20
P64
21
P65
22
P66
23
P67
24
P50/ INT0
25
P51/ INT1
26
P52/ INT2
27
P53/ INT3
28
P54/ INT4
29
P55/ INT5/ ADTRG
30
P56/ INT6/TMIB
31
P57/ INT7
32
Vcc
33
P73
34
P74/ TMRIV
35
P75/ TMCIV
36
P76/ TMOV
37
P77
38
P80/ FTCI
39
P81/ FTOA
40
P82/ FTOB
41
P83/ FTIA
42
P84/ FTIB
43
P85/ FTIC
44
P86/ FTID
45
P87
46
P20/ SCK3
47
P21/ RXD
48
P22/ TXD
49
P32/ SO1
50
P31/ SI1
51
P30/ SCK1
52
P10/ TMOW
53
P14/ PWM
54
P15/ IRQ1
55
P16/ IRQ2
56
P17/ IRQ3/ TRGV
57
AVcc
58
PB7/ AN7
59
PB6/ AN6
60
PB5/ AN5
61
PB4/ AN4
62
PB3/ AN3
63
PB2/ AN2
64
IC502
H8/3644
DGND
3 4
IC501B
74HC14
13 12
IC501F
74HC14
1 2
147
IC501A
74HC14
+5VCC
DGND
C502
10n 0603
DGND
C504
10n 0603
DGND
+5VCC
+5VCC
+5VCC
DGND
DGND
REMOTE-IN
KEYS_IN1
R507
10R
VADC
T506
DTA114YK
T505
DTA114YK
+5VCC
+5VCC
+12V PROGRAM
C501
22uF/16V
R514
10k
+5VCC
+5VCC
MOSI
MISO
GRN_LED_ON
RED_LED_ON
C508
22p
C509
22p
MISO
MC_BUS_IN
BACKLIGHT_ON
RED_LED_ON
GRN_LED_ON
FROM FRONT PANEL
DAC_INHIBIT
DSA_ACK
DSA_DATA
DSA_STB
CD_RESET
TO CD PROCESSOR
TO FRONT PANEL
R512
1M
T507
DTA114YK
/MUTE
C512
470uF/25V
DAC_PSU_GND
/RESET
/RESET
/RESET
LED_GRN
LED_RED
CLAMP
T504
BC817
R516
10k
D505
5V6
HVB1
HVB2
100mA
10mA
MAX
LCD_SCLK
LCD_DATA
LCD_/CS
LCD_A0
DGND
/STANDBY
C511
100n
PHASE
R518
100k
-15VAN
D508
BAW56
D506
1SR154-400
D507
1SR154-400
DGND
+12V PROGRAM
/RESET
MOSI
MISO
C510
1u 1206
DGND
+5VCC
D503
BAS16
R506
47k
1 2
3 4
5 6
7 8
CON501
CONHEADER8
place cap near micro
DAC_DATAL
DAC_DATAR
DAC_CLK
DAC_/CSR
DAC_/CSL
CD8/CD6
R502
47k
DGND
/DAC_RESET
/MUTE
T502
MJD32C
TEST
TEST
R519
100k
C513
1u 1206
R520
47k
DGND
C_hand_fit_4
1nF Leaded Ceramic
Cyrus CD6s Service Manual Issue 1