Panasonic WJ-HDE300 Service Manual page 16
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Also See for WJ-HDE300:
- Instruction manual (28 pages) ,
- Instructions manual (20 pages) ,
- Conversion manual (12 pages)
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TD208
IC202
SCHEMATIC DIAGRAM OF MAIN BOARD (2/5) [2]
V3D
C245
47/6.3
C246
0.1
C247
0.01
U18
NC_22
U17
VCCINT_26
U16
VCCO_BANK4_6
U15
VCCO_BANK4_5
U14
VCCO_BANK4_4
U13
VCCO_BANK4_3
A[1-25]
U12
I/O_161
U11
I/O_160
U10
VCCO_BANK5_6
U9
VCCO_BANK5_5
U8
VCCO_BANK5_4
U7
VCCO_BANK5_3
U6
VCCINT_25
U5
M1
U4
BHD13
C240
I/O_159
U3
NC_21
U2
BHD2
0.01
I/O_158
U1
BHD12
I/O_157
T22
D[6]
I/O[D6]
T21
A[23]
I/O_156
T20
A[24]
I/O_155
T19
A[25]
I/O_154
T18
I/O_153
CSZ
T17
VCCO_BANK3_6
T16
VCCINT_24
T15
VCCINT_23
T14
VCCINT_22
T13
VCCO_BANK4_2
T12
VCCO_BANK4_1
T11
VCCO_BANK5_2
T10
VCCO_BANK5_1
T9
VCCINT_21
T8
VCCINT_20
T7
VCCINT_19
T6
VCCO_BANK6_6
T5
I/O_152
T4
BHD15
I/O_151
T3
BHD0
I/O.VREF_21
T2
BHD14
I/O_150
T1
BHD1
I/O_149
R22
A[20]
I/O_148
R21
D[5]
I/O[D5]
R20
NC_20
R19
A[21]
I/O.VREF_20
R18
A[22]
I/O_147
R17
VCCO_BANK3_5
R16
VCCINT_18
R7
VCCINT_17
R6
VCCO_BANK6_5
R5
I/O_146
R4
I/O.VREF_19
R3
NC_19
R2
I/O_145
R1
I/O_144
P22
A[15]
I/O_143
P21
A[16]
I/O_142
P20
A[17]
I/O_141
P19
A[18]
I/O_140
P18
A[19]
I/O_139
P17
VCCO_BANK3_4
P16
VCCINT_16
P14
GND_42
P13
GND_41
P12
GND_40
P11
GND_39
P10
3-2-3
VTT
R245
4.7k
R246
4.7k
R247
4.7k
R252
4.7k
R248
4.7k
R249
10k
VTT
R250
4.7k
DGND
R251
4.7k
R285
10
R286
10
R287
10
R288
10
R289
100
R290
10
R291
10
VTT
R255
4.7k
R256
4.7k
R257
10k
R258
4.7k
R259
4.7k
VTT
DGND
R260
4.7k
R253
4.7k
R254
4.7k
R279
10
R280
10
R281
10
R282
10
R283
100
R278
10
R284
10
<LOCATION MARK>
HDD 1
CN201
1
RST
2
GND
AHD7
3
HD7
AHD8
4
HD8
AHD6
5
HD6
AHD9
6
HD9
AHD5
7
HD5
AHD10
8
HD10
AHD4
9
HD4
AHD11
10
HD11
AHD3
11
HD3
AHD12
12
HD12
AHD2
13
HD2
AHD13
14
HD13
AHD1
15
HD1
AHD14
16
HD14
AHD0
17
HD0
AHD15
18
HD15
19
GND
20
NC
21
DMARQ
22
GND
23
IOW
24
GND
25
IOR
26
GND
27
IOROY
28
CSEL
29
DMACK
30
GND
31
INTRQ
32
I/OCS16
33
DA1
34
PDIAG
35
DA0
36
DA2
37
HCS0
38
HCS1
39
DASP
40
GND
TO
HDD
DGND
HDD 2
CN202
1
RST
2
GND
BHD7
3
HD7
BHD8
4
HD8
BHD6
5
HD6
BHD9
6
HD9
BHD5
7
HD5
BHD10
8
HD10
BHD4
9
HD4
BHD11
10
HD11
BHD3
11
HD3
BHD12
12
HD12
BHD2
13
HD2
BHD13
14
HD13
BHD1
15
HD1
BHD14
16
HD14
BHD0
17
HD0
BHD15
18
HD15
19
GND
20
NC
21
DMARQ
22
GND
23
IOW
24
GND
25
IOR
26
GND
27
IOROY
28
CSEL
29
DMACK
30
GND
31
INTRQ
32
I/OCS16
33
DA1
34
PDIAG
35
DA0
36
DA2
37
HCS0
38
HCS1
39
DASP
40
GND
TO
HDD
DGND
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