+VBACKLIGHT
R715
100k
C717
15p
C716
15p
DGND
T706
BC807
R712
5R6
C718
100n
+VBACKLIGHT
100mA
T707
MJD32C
R711
10R
C712
1u 16V X7R
3v3_uPROC
DGND
3v3_uPROC
DGND
PIN67 PIN56 PIN42
/uPROC_RESET
CD_TRAY+
CD_TRAY-
KEYS_IN1
R705
47k
/RESET_OUT
JTAG_TCLK
R706
47k
3v3_uPROC
JTAG_TRST
VADC
TDO/SWO
1
TDI
2
TMS/SWDIO
3
TRST
4
TCK/SWDCLK
5
P0(26)/ AD0(3)/ RXD3
6
P0(25)/AD0(2)/I2SRX_SDA/TXD3
7
Vdd(a)
8
Vss(a)
9
VREFP
10
RSTOUT
11
VREFN
12
RTCX1
13
RESET
14
RTCX2
15
VBAT
16
P1(31)/SCK1/AD0(5)
17
P1(30)/Vbus/AD0(4)
18
XTAL1
19
XTAL2
20
Vdd(3v3)
21
P0(29)/USB_D+
22
P0(30)/USB_D-
23
Vss
24
P1(18)/USB_UP_LED/PWM1(1)/CAP1(0)
25
P1(19)/MCOA0/USB_PPWR/CAP1(1)
26
P1(20)/MCI0/PWM1(2)/SCK0
27
P1(22)/MCOB0/USB_PWRD/MAT1(0)
28
P1(23)/MCOB0/USB_PWRD/MAT1(0)
29
P1(24)/MCI2/PWM1(5)/MOSI0
30
P1(25)/MCOA1/MAT1(1)
31
P1(26)/MCOB1/PWM1(6)/CAP0(0)
32
Vss
33
Vdd(reg 3v3)
34
P1(28)/MCOA2/PCAP1(0)/MAT0(0)
35
P1(29)/MCOB2/PCAP1(1)/MAT0(1)
36
P0(0)/RD1/TXD3/SDA1
37
P0(1)/TD1/RXD3/SCL1
38
P0(10)/TXD2/SDA2/MAT3(0)
39
P0(11)/RXD2/SCL2/MAT3(1)
40
P2(10)/EINT0/NM I
41
Vdd(3v3)
42
Vss
43
P0(22)/RTS1/TD1
44
P0(18)/DCD1/MOSI0/MOSI
45
P0(17)/CTS1/MIS O 0/MISO
46
P0(15)/TXD1/SCK 0/S CK
47
P0(16)/RXD1/SSEL0/SSEL
48
P2(9)/USB_CONNECT/RXD2
49
P2(8)/TD2/TXD2
50
P2(7)/RD2/RTS1
51
P2(6)/PCAP1(0)/RI1/T R ACECLK
52
P2(5)/PWM 1(6)/D TR1/TRACEDATA(0)
53
P2(4)/PWM 1(5)/D S R1/TRACEDATA(1)
54
P2(3)/PWM1(4)/DCD1/TRACEDATA(2)
55
Vdd(3v3)
56
Vss
57
P2(2)/PWM 1(3)/C TS1/TRACEDATA(3)
58
P2(1)/PWM 1(2)/R XD1
59
P2(0)/PWM 1(1)/T XD1
60
P0(9)/I2STX_SDA/MOSI1/MAT2(3)
61
P0(8)/I2STX_WS/MISO1/MAT2(2)
62
P0(7)/I2STX_CLK/SCK1/MAT2(1)
63
P0(6)/I2SRX_SDA/SSEL1/MAT2(0)
64
P4(28)/RX_MCLK/MAT2(0)/TXD3
65
Vss
66
Vdd(reg3v3)
67
P4(29)/TX_MCLK/MAT2(1)/RXD3
68
P1(15)/ENET_REF_CLK
69
P1(14)/ENET_RX_ER
70
P1(10)/ENET_RXD1
71
P1(9)/ENET_RXD0
72
P1(8)/ENET_CRS
73
P1(4)/ENET_TX_EN
74
P1(1)/ENET_TXD1
75
P1(0)/ENET_TXD0
76
Vdd(3v3)
77
Vss
78
P0(2)/TXD0/AD0(7)
79
P0(3)/RXD0/AD0(6)
80
IC701
LPC1752FBD80
UAR T0_TX
UART0_RX
JTAG_TMS
JTAG_TDI
JTAG_TDO
SK701
651005136421
R716 47R
R717 47R
VBUS
D-
D+
GND
DGND
VBUS
R714
1k5
Wur th
R713
1R0
VBUS
D701
KM-23H D
3v3_uPROC
RP705
100R * 4
3v3_uPROC
DGND
R707
47k
SW702
SW_TACALPS
DGND
3v3_uPROC
3v3_uPROC
DGND
3v3_uPROC
DGND
3v3_uPROC
DGND
C713
100n
DGND
X701
12.000M
VERSION
CON701
CONLIF25
DGND
CD_TRAY+
CD_TRAY-
IN_SW
/CD_ST ANDBY
/RESET_OUT
CD_DA
CD_CL
CDTXT_CLK
CDTXT_DAT
CDTXT_RDY
SCLK_CD
WCLK_CD
DATA_CD
Connection to CD sub PCB
DRC2113Z
R709
47k
3v3_uPROC
RP701
C702
100n
DGND
C703
100pF
DGND
R720
0R
DGND
VADC
To Front Panel PCB
KEYS_IN1
LED_RED
LED_GRN
RC5_IN
DISP_SCLK
DISP_DATA
LCD_/CS
LCD_A0
R718
10k
R703
1k
BACKLIGHT_ON
10V
DGND
T705
DRA2114Y
T704
DRA2114Y
LED_GRN
LED_RED
C704
22n
C705
22n
3v3_uPROC
DGND
C706
22n
3v3_uPROC
DGND
CD_CL
CD_DA
RC5_IN
LCD_A0
LCD_/CS
CD_DISC_DETECT1
/MUTE
CDTXT_DAT
CDTXT_CLK
CDTXT_RDY
BACKLIGHT_ON
RED_LED_ON
GRN_LED_ON
DISP_DATA
CD_DISC_DETECT2
DISP_SCLK
RP704
10k * 4
3v3_uPROC
DGND
3v3_uPROC
DGND
3v3_uPROC
PIN34
3v3_uPROC
DGND
/CD_ST ANDBY
PHASE
/RESET_MAIN
CD_SPDIF
CD_DISC_DETECT1
CD_DISC_DETECT2
LED_ON
C701
100n
DGND
G
D
S
FET701
IRLML6401PbF
1k
T701
DRC2113Z
DGND
R704
BML18E G 121S N1D
CP702
100p *4
C710
22n
T702
Version
CD_POWER_ON
R708
47k
3v3_uPROC
IN_SW
100R * 4
LED_ON
CD_POWER_ON
MC_BUS_IN
MC_BUS_OUT
+5V_SW
CP703
100p *4
CP704
100pF*4
DGND
3v3_uPROC
C714
100n
DGND
+5VCC
CON704
12 Way LIF Side Entry 1.25mm Pit
+5VCC
+5VCC
GRN_LED_ON
RED_LED_ON
+5VCC
R701
CP701
10n *4
C709
22n
C711
22n
ISP_MODE_SET
PIN8
C707
22n
3v3_uPROC
DGND
3v3_uPROC
DGND
C708
22n
PIN77
Microcontroller
CD t service manual Issue 1© Cyrus Audio Ltd Jun 2014
Main PCB schematic diagram
27
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