Toshiba SD-170EKB2 Servicehandleiding - Pagina 18
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4-3
A
Main Board Electric Diagram for SD-170EKB2 & SD-170EKE2: Vaddis_SDRAM_Fla
Flash speed <= 70 nS.
If plan to use 90ns
Flash, it needs to be
verified by s/w.
U4
MEMADD15
MEMADD16
1
48
A15
A16
MEMADD14
2
47
A14
BYTE#
VCCQ
MEMADD13
3
46
A13
GND
FOCUS_S
1
MEMADD12
MEMDAT15
4
45
A12
DQ15
TRACK_S
MEMADD11
5
44
MEMDAT7
A11
DQ7
MEMADD10
6
43
MEMDAT14
A10
DQ14
SPDL_S
MEMADD9
MEMDAT6
7
42
A9
DQ6
SLED_S
MEMADD8
8
41
MEMDAT13
A8
DQ13
MEMADD19
R39
0R
9
40
MEMDAT5
NC
A19
DQ5
MEMDAT12
10
39
A20
DQ12
MEMWR#
11
38
MEMDAT4
WE#
DQ4
12
37
DSPVCC33
RP#
VCC
DSPVCC33
DSPVCC33
MEMDAT11
13
36
VPP
NC
DQ11
14
35
MEMDAT3
C48
NC
WP#
DQ3
R40
NM
15
34
MEMDAT10
10nF
A19
RY/BY#
DQ10
MEMADD18
16
33
MEMDAT2
A18
DQ2
MEMADD17
MEMDAT9
17
32
A17
DQ9
MEMADD7
18
31
MEMDAT1
A7
DQ1
MEMADD6
19
30
MEMDAT8
Close to Pin37 of U4
A6
DQ8
MEMADD5
MEMDAT0
20
29
A5
DQ0
MEMADD4
21
28
MEMRD#
A4
OE#
MEMADD3
22
27
A3
GND
MEMADD2
MEMCS0#
23
26
A2
CE#
MEMADD1
24
25
MEMADD0
A1
A0
SST39VF800
[39VF400/800/160]
Flash select
R39
R40
Intel
NM
0R
AMD/SST
0R
NM
MEMADD2
DSPVCC33
MEMADD1
BOOTSEL
JP3
JP2
R41
R42
1K
1K
Play
OPEN
OPEN
[NM]
[NM]
2
Download
OPEN
CLOSE
SW debug
CLOSE
OPEN
JP2
JP3
BOOTSEL1[NM]
BOOTSEL1[NM]
DSPVCC33
C12
C11
C10
C9
C8
C7
10nF
10nF
10nF
10nF
10nF
10nF
DSPVCC18
C23
C22
C21
C20
C19
10nF
10nF
10nF
10nF
10nF
FB1
DSPVCC33
SDRAM3.3V
500Z
EC1
C2
C3
C4
C5
C6
+
47uF/16V
10nF
10nF
10nF
10nF
10nF
3
Place de-coupling capacitors close to power pins.
C45
22pF
[NM]
R1
4.7K
DSPVCC33
SDRAM3.3V
U2
U3
16Mbit: K4S161622C-TC/L70
NM
[64Mbit:K4S641632H-UC70]
4
SDRAM3.3V
A
B
OPU:
313A
HD65
Close to Vaddis!
R5:
22K
11K
R6:
33K
18K
FOCUS_S
R3
51K
TRACK_S
R4
51K
SPDL_S
R5
22K
SLED_S
R6
51K
C31
C32
C33
C34
1nF
1nF
27nF
1nF
C51
0.1uF
DSPVCC18
DSPVCC33
U1A
215
G
216
G
217
G
218
G
219
G
220
G
MEMDAT2
1
MEMDAT[2]
MEMDAT10
2
MEMDAT[10]/GPIO[0]
MEMDAT3
3
MEMDAT[3]
MEMDAT11
4
MEMDAT[11]/GPIO[1]
MEMDAT4
5
MEMDAT[4]
MEMDAT12
6
MEMDAT[12]/GPIO[2]
MEMDAT5
7
MEMDAT[5]
MEMDAT13
8
MEMDAT[13]/GPIO[3]
MEMDAT6
9
MEMDAT[6]
MEMDAT14
10
MEMDAT[14]/GPIO[4]
11
GNDC
Vaddis 9
MEMDAT7
12
MEMDAT[7]
MEMDAT15
13
MEMDAT[15]
14
VDDC
15
VDDP
MEMADD16
16
MEMADD[16]
17
MEMCS1#/GPIO[5]
MEMADD15
18
MEMADD[15]
MEMADD14
19
MEMADD[14]
MEMADD13
20
MEMADD[13]
MEMADD12
21
MEMADD[12]
MEMADD11
22
MEMADD[11]
MEMADD10
23
MEMADD[10]
MEMADD9
24
ZR36966
MEMADD[9]
MEMADD8
25
MEMADD[8]
MEMWR#
26
MEMWR#
MEMADD18
27
MEMADD[18]/GPIO[6]
MEMADD17
28
MEMADD[17]
MEMADD7
29
MEMADD[7]
MEMADD6
30
MEMADD[6]
31
GNDC
MEMADD5
32
MEMADD[5]
MEMADD4
33
MEMADD[4]
MEMADD3
34
MEMADD[3]
35
VDDP
MEMADD2
36
MEMADD[2]
MEMADD1
37
MEMADD[1]
MEMADD19
38
MEMADD[19]/IGPIO[7]
39
USBVDD
40
USBDP/GPO[67]
41
USBDN/GPO[68]
42
USBGND
RAMADD4
43
RAMADD[4]
RAMADD3
44
RAMADD[3]
RAMADD5
45
RAMADD[5]
46
VDDIP
47
GNDC
RAMADD2
48
RAMADD[2]
RAMADD6
49
RAMADD[6]
RAMADD1
50
RAMADD[1]
RAMADD7
51
RAMADD[7]
52
VDDC
221
G
222
G
223
G
224
G
225
G
226
G
500Z
FB30
R2
DSPVCC33
75R
C201
PCLK
0.1uF
C37
10pF
[NM]
Close to
Vaddis
DSPVCC33
SDRAM configuration:
R226
R228
R230
10K
10K
10K
1X16Mbit: CS0# = Low;
[NM]
[NM]
[NM]
1X64Mbit: CS1# = Low; CS0#=BA1
V1
V2
V3
SDRAM speed <=7ns
Tras <=44.4ns
Trp
<=22.2ns
R227
R229
R231
10K
10K
10K
[NM]
[NM]
[NM]
B
C
Important power supply!
VDDPWM
SERVO33
R235 4.7R
C24
+ EC4
10nF
100uF/16V
C194 33pF
C193 33pF
C192 33pF
FB6
VDD1AFE
C191 33pF
500Z
VDDAFE
DSPVCC33
C190 33pF
FB3
500Z
C189 33pF
C27
C26
C25
10nF
10nF
10nF
C35
1nF
C36
1nF
RF
VDDDAC
RF
DSPVCC33
C50
FB4
500Z
33pF
C29
C28
10nF
10nF
Close to Vaddis!
VDDPLL
DSPVCC18
C30
R238 4.7R
0.1uF
250
G
249
G
248
G
247
G
246
G
R10
245
G
392 Ohm 1%
156
Close to
GNDDACBS2
155
RSET
Vaddis
154
C_B_U
DAC1
C_B_U
153
VDDDAC
VDDDAC
Y_R_V
152
DAC2
Y_R_V
151
CVBS_C
DAC3
CVBS_C
150
VDDDAC
VDDDAC
CVBS_G_Y
149
DAC4
CVBS_G_Y
148
GNDDAC_D
147
CVBS_C_Y
DAC5
CVBS_C_Y
OSCIN
146
XIN
OSCOUT
145
XO
144
VDDPLL
VDDPLL
143
GNDPLL
RESET#
142
RESET#
141
C202
1nF
GNDC
140
VDDC
DUPRD1
DUPRD1
R24
0R
MUTE_CTL
139
GPIO[48]/DUPRD1
138
DUPTD1
100p
DUPTD1
R25
10K [NM]
FS3
GPIO[47]/DUPTD1
137
DUPRD0
C154
DUPRD0
R26
10K [NM]
FS2
GPIO[46]/DUPRD0
DUPTD0
DUPTD0
R27
10K [NM]
FS1
136
GPIO[45]/PWMCO[5]/DUPTD0
135
VDDP
IRRCV
134
C205
MUX GPIOs
IGPIO[44]
IRRCV
FPC_DOUT
1nF
133
GPIO[43]/TDO
FPC_DOUT
132
FPC_CLK
GPIO[42]/TCK
FPC_CLK
131
FPC_STB
GPIO[41]/TDI/NMI
FPC_STB
INSW
130
GPIO[40]
INSW
CD_DVD
129
GPIO[39]
CD_DVD
128
DRVSB
GPIO[38]
DRVSB
127
IN_OUT_SW
IGPIO[37]/TMS/NMI
IN_OUT_SW
CLOSE
126
GPIO[36]
CLOSE
125
OPEN
GPIO[35]
OPEN
124
HOMESW
GPIO[34]/RAMCKE/SPDIFIN
HOMESW
AIN
123
GPIO[33]/AIN/SPDIFIN
AIN
122
S/PDIF_OUT
GPIO[32]/SPDIFO
S/PDIF_OUT
121
FB7
75Z
ABCLK
GPIO[31]/ABCLK
ABCLK
75Z
ALRCLK
120
FB8
GPIO[30]/ALRCLK
ALRCLK
119
VDDP
118
FB9
75Z
AMCLK
R12
NM [0R]
APWM_L-
GPIO[29]/AMCLK
AMCLK
APWM_L-
117
GNDC
116
APWM_L1-
GPIO[28]/AOUT[0]/APWM0-
115
R244
NM [0R]
APWM_L1-
R28
33R [NM]
AOUT0
GPIO[27]/APWM0+
APWM_L+
AOUT0
R245
NM [0R]
114
GPIO[26]/AOUT[1]/APWM1-
APWM_R-
113
R246
NM [0R]
GPIO[25]/APWM1+
APWM_R+
112
MUX GPIOs
GPIO[24]/AOUT[2]/APWM2-
111
IGPIO[23]/APWM2+
110
GNDAPWM
109
GPIO[22]/AOUT[3]/APWM3-
V1
108
GPIO[21]/APWM3+
V2
DSPVCC33
107
GPIO[20]/APWM4-
106
V3
R56
0R
[4.7R]
GPIO[19]/PWMCO[5]/APWM4+
105
VDDAPWM
244
C15
G
243
10nF
+
EC20
G
242
G
241
NM
G
240
[220uF/16V]
G
239
G
IRRCV
STBY_KEY
STBY_KEY
LED/PCON
R30
LED/PCON
15K
I2C_CLK
I2C_CLK
I2C_DAT
I2C_DAT
ML
ML
DAC_RST#
DAC_RST#
DSPVCC33
R224
4.7K
[NM]
R225
0R[NM]
R223
NM [0R]
WPCON
EEPROM
U5
DSPVCC33
8
1
VCC
A0
7
2
WP
A1
6
3
SCL
A2
5
4
SDA
GND
R38
R37
C44
2K
2K
NM
[0.1uF]
NM
[24LC02 ]
I2C_CLK
I2C_DAT
UART
CN109
1
CN10
DSPVCC33
DUPTD0
2
1
DSPVCC33
DUPRD0
DUPTD1
3
2
4
DUPRD1
3
4
DOWN_LOAD_I/F
[NM]
HYPER_TERMINAL I/F
[NM]
C
4-3
D
Crystal
Use it to connect the shell of the crystal with ground.
RESET
OSCOUT
C39
22pF
DSPVCC33
R15
EC9
10uF/16V
75R
R34
10K
R14
220K
Y1
R35
D1
10K
27.000MHz
Third overtone
LL4148
OSCIN
C38
22pF
C206
R13
75R
NM
[20p]
C10
A2
C48
A1
R227
C11
A2
C49
C1
R228
C12
A2
C5
A3
R229
C15
C3
C50
C1
R23
C154
C2
C51
R230
B1
C189
C1
C6
A3
R231
C19
A2
C7
A2
R235
C190
C1
C8
A2
R238
C191
C1
C9
A2
R24
C192
C1
CN10
C4
R244
C193
C1
CN109
C4
R245
C194
D1
MUTE_CTL
C1
E1
R246
FS3
FS2
C2
A3
EC1
A3
R25
FS1
C20
A2
EC20
C3
R26
C201
B3
EC4
C1
R27
C202
C2
EC9
E1
R28
C205
D2
FB1
A3
R3
C206
FB3
D1
D1
R30
C21
A2
FB30
B3
R33
C22
A2
FB4
D1
R34
C23
A2
FB6
C1
R35
C24
C1
FB7
C2
R36
C25
C1
FB8
C2
R37
C26
FB9
R38
C1
C2
C27
C1
JP2
A2
R39
C28
C1
JP3
A2
R4
C29
C1
Q1
E1
R40
C3
A3
R1
A3
R41
C30
C1
R10
C2
R42
C31
B1
R12
R5
D2
C32
B1
R13
D1
R56
C33
B1
R14
D1
R6
C34
B1
R15
D1
R7
C35
C1
R19
C2
R8
C36
C1
R2
B3
R9
C37
B3
R20
C2
U1A
C38
R21
D1
C2
U2
C39
D1
R22
C2
U3
C4
A3
R223
C3
U4
C43
E1
R224
C3
U5
C44
C4
R225
C3
Y1
C45
A3
R226
B4
D
E
R33
330R
R36
100R
RESET#
Q1
BT3904
C43
1
0.22uF
B4
B4
B4
C2
B4
B4
D1
D1
D2
C2
C2
2
C2
D2
D2
D2
D2
B1
C3
E1
E1
E1
E1
C4
C4
A1
B1
A1
A2
A2
B1
C3
B1
3
B1
B1
B1
B1
A4
A4
A1
C4
D1
4
E