Philips MCD122 Service Manual page 19

8-1
Decoder Board -- Circuit Diagram -- Part1
INSW
DRVSB
IN_OUT_SW
CLOSE
OPEN
HOMESW
C3 C3 C4 C4 C5 C5 C6 C6 C7 C7 C8 C8
1nF 1nF 1nF 1nF 1nF 1nF 100pF 100pF 100pF 100pF 1nF 1nF
Put at the middle of traces.
INSW R3 R3 1K 1K FPC_STB
IN_OUT_SW R5 R5 1K 1K FPC_CLK
Serial Flash pinout - for reference
DSPVCC33
FB5 FB5
U1 U1 For EMI (As Close as possible to U100 )
SF_CS 1 8
/CS VDD
SFDI 2 7 R10 R10 4.7K 4.7K
DSPVCC33
SO /HOLD
R12 R12 4.7K 4.7K 3 6 SFCLK
DSPVCC33
/WP SCK
4 5 SFDO
GND SI
MX25L1605D MX25L1605D
DSPVCC33
R115 R115 R116 R116
10K 10K 10K 10K
I2CDAT I2CCLK
DSPVCC33
R25 R25
10K 10K
SF_CS
SFCS
JP100 JP101
Release Pin1-2 short Open
Debug Pin2-3 short Pin2-3 short
Download Pin1-2 short Pin1-2 short
DSPVCC18
DSPVCC18
C31 C31 C32 C32 C34 C34 C35 C35 C36 C36 C37 C37 C38 C38
0.1uF 0.1uF 10nF 10nF 10nF 10nF 10nF 10nF 10nF 10nF + + 10nF 10nF 10nF 10nF
EC3 EC3
100uF/10V 100uF/10V
C43 C43 C45 C45 C47 C47
0.1uF 0.1uF 10nF 10nF 10nF 10nF
All manuals and user guides at all-guides.com
INSW
DRVSB
IN_OUT_SW
CLOSE
OPEN
HOMESW
FOCUS_PWM
TRACK_PWM
SPDL_PWM
SLED_PWM
CD_DVD
R7 R7 220R 220R
CD_DVD
C19 C19
1nF 1nF
R119 R119 10K 10K
IPOD_DETECT
STROBE
STROBE
DSPVCC18
DSPVCC33I
CLK
CLK
U2A U2A
DATA
103
DATA Gen_4/VID7
SFCS R14 R14 33R 33R SFCS_0
104
SFCS
105
GND
SFDO R15 R15 33R 33R SFDO_0
106
SFDO/RS_SF
SFDI R17 R17 33R 33R SFDI_0 107
SFDI/RS128_Bootsel2
108
VDDC
109
VDDP
SFCLK R18 R18 33R 33R SFCLK_0 110
SFCLK/RS128_Bootsel1
I2CCLK
111
I2CCLK GPIO[5]
112
SD_D/IGPIO[7]
I2CDAT
113
I2CDAT PWM5
114
SD_CMD/GPIO[6]
115
FM-RST SD_CLK/IGPIO[7] Vaddis-966XE
116
VDDP
USB_DP 117
DP
USB_DN 118
DN
RAMADD4
119
RAMADD[4]
RAMADD3
120
RAMADD[3]
RAMADD5
121
RAMADD[5]
122
VDDIP
RAMADD2 123
RAMADD[2]
RAMADD6 124
RAMADD[6]
RAMADD1 125
RAMADD[1]
RAMADD7 126
RAMADD[7]
127
VDDC
128
GND
R28 R28
56R 56R
PCLK PCLK
C85 C85
10pF 10pF
FB7 FB7 U3 U3
DSPVCC33
MBW2012-221 MBW2012-221
SDRAM3.3V K4S161622C-TC/L70 K4S161622C-TC/L70
C39 C39 C40 C40 C41 C41 C42 C42
10nF 10nF 10nF 10nF 10nF 10nF 10nF 10nF
FB8 FB8 DSPVCC33
MBW2012-221 MBW2012-221
DSPVCC33I DSPVCC33I
C49 C49 C51 C51 C52 C52
10nF 10nF 10nF 10nF 10nF 10nF + EC5 + EC5
100uF/10V 100uF/10V
Important power supply!
VDDPWM
VDDAFE
Close to Vaddis!
C13 C13 1nF 1nF
C14 C14 1nF 1nF RF VDDDAC
RF
C15 C15
33pF 33pF
VDDPLL
R16 R16
Close to
392 Ohm 1% 392 Ohm 1%
64 Vaddis
RSET
C_B_U
63
DAC1
VDDDAC
62
VDDDAC
Y_R_V
61
DAC2
60 CVBS_C
DAC3
59 VDDDAC
VDDDAC
58 CVBS_G_Y
DAC4
57
GNDC
OSCIN
56
XIN
OSCOUT
55
XO
VDDPLL
54
VDDPLL
53
GNDPLL
52 RESET#
RESET#
51
VDDC
50
VDDP
49 IRRCV
IGPIO[44] IRRCV
DUPRD0/FPC_DOUT
48
GPIO[43]/DUPRD0/TDO/SSCTXD FPC_DOUT
47
GND
S/PDIF_OUT
46
GPIO[32]/SPDIFO S/PDIF_OUT
45
VDDP
44 FB19 FB19 MBW2012-1K MBW2012-1K GP-0
GPIO[29]/AMCLK/APWM0-
43 R21 R21 100R 100R
GPIO[28]/APWM1-
42 R117 R117 100R 100R
GPIO[26]/APWM2-
41 GP-3
GPIO[25]/AOUT2/APWM3-
40 GP-4
GPIO[24]/DUPRD1/ALRCLK/APWM4-
GP-5
39 FB27 FB27 MBW2012-1K MBW2012-1K
IGPIO[23]/DUPTD1/ABCLK/APWM5-
GP-0 GP-0
GP-4
GP-5
GP-3 AIN
External 2ch Audio DAC amd ADC
C128 C128 C134 C134
100pF 100pF 100pF 100pF
VDDAPWM DSPVCC33
3.30V R27 R27 100R 100R
XXmA
+ + EC2 EC2
C27 C27 220uF/6.3V 220uF/6.3V
0.1uF 0.1uF
Close to pin 38
OPEN ICETMS
ICETDI
FPC_STB
DUPTD0/FPC_CLK ICETCK
DUPRD0/FPC_DOUT ICETDO
ICE
SDRAM3.3V
U7 U7
NM NM
K4S641632H-UC70] K4S641632H-UC70]
SDRAM3.3V
8-1
Crystal
FB1 FB1 Use it to connect the shell of the crystal with ground.
VDDAFE
MBW2012-221 MBW2012-221
PH1 PH1 1
.
C1 C1
10nF 10nF
OSCOUT
C2 C2
R1 R1 75R 75R
FB2 FB2
Y1 Y1
DSPVCC33
MBW2012-221 MBW2012-221 R2 R2
27.000MHz 27.000MHz
220K 220K
+ +
C11 C11 C12 C12
OSCIN
10nF 10nF 10nF 10nF EC23 EC23 C9 C9
100uF/10V 100uF/10V
FB3 FB3
DSPVCC33
MBW2012-221 MBW2012-221
Close to Vaddis!
C96 C96
10nF 10nF
FB4 FB4
DSPVCC18
MBW2012-221 MBW2012-221
RESET
C20 C20 + EC111 + EC111 DSPVCC33
1nF 1nF
220uF/6.3V 220uF/6.3V
R9 R9
4.7K 4.7K
RESET#
+ +
C25 C25 EC1 EC1
1nF 1nF 22uF/16V 22uF/16V
C_B_U
Y_R_V
CVBS_C
CVBS_G_Y
APWM_R-
APWM_L-
AMCLK
ALRCLK
R37 R37
ABCLK
10K 10K
AIN
RAMCKE
SDRAM3.3V
500mA for device
CN1 CN1
FB6 FB6 MBW2012-221 MBW2012-221 1
+5V
USB_DN R29 R29 27R 27R USB_DN1 2
USB_DP R30 R30 27R 27R USB_DP1 3
4
R31 R31 R32 R32 C28 C28 C29 C29 C30 C30 2.0-4P 2.0-4P
15K 15K 15K 15K 0.1uF 0.1uF 56pF 56pF 56pF 56pF
USB
22pF 22pF
22pF 22pF