Toshiba 27D46 - Page 36

ABC D E F GH
ABC D E F GH
2
1
3
4
5
6
7
8
2
1
3
4
5
6
7
8
IC2404 HY5DU561622DTP-D43
256Mbit DDR SDRAM
110111213141516171819 220212223242526272829 330313233
34 35 36 37 38 39
4
40 41 42
43 44 45 46 47 48 49
5
50 51 52 53 54 55 56 57 58 59
6
60 61 62 63 64 65 66
789
NR2406
4D02WGJ0220TCE
NR2408
4D02WGJ0220TCE
NR2410
4D02WGJ0220TCE
NR2402
4D02WGJ0220TCE
NR2403
4D02WGJ0220TCE
NR2404
4D02WGJ0220TCE
NR2405
4D02WGJ0220TCE
NR2407
4D02WGJ0220TCE
NR2411
4D02WGJ0220TCE
B4
C12
B14
B3
C6
A15
A16
A2
B2
C3
C5
C2
A1
C1
IC2401 ZR39640BGCG-B1
B1
C4
C9
B7
A3
A6
B5
A5
A4
B6
C7
B12
A13
C11
A12
A14
B11
B13
C10
C16
A17
C15
B15
C14
C13
B17
B16
E2
B9
E3
A7
A8
A9
A10
E15
D16
E1
C8
B8
A11
B10
C17
D17
E17
D2
D1
D3
D15
E16
JG2405
C2457
220
6.3V
TZV
C2472
0.1 B
C2471
0.1 B
C2466
0.1
B
C2465
0.1
B
C2464
0.1 B
C2463
0.1
B
C2462
0.1 B
C2470
0.1 B
C2469
0.1 B
C2461
0.1
B
C2460
0.1
B
C2467
0.1
B
C2458
0.001 B
C2468
10
C
C2473
10 C
R2464
22
R2465 22
R2456
22
R2457 22
R2429
150
R2428
150
R2433
22
R2432 22
WAS RECEIVED IN GOOD CONDITION AND PICTURE IS NORMAL.
WITH THE DIGITAL TESTER WHEN THE COLOR BROADCAST
NOTE:THE DC VOLTAGE AT EACH PART WAS MEASURED
OF PRINTING AND SUBJECT TO CHANGE WITHOUT NOTICE
NOTE:THIS SCHEMATIC DIAGRAM IS THE LATEST AT THE TIME
DDRDQ7 DDRDQ6 DDRDQ5 DDRDQ4 DDRDQ1 DDRDQ0
DDRDQ15 DDRDQ14 DDRDQ13 DDRDQ12 DDRDQ11 DDRDQ10
DDRDQ9 DDRDQ8
DDRDQ3 DDRDQ2
DDRDQ3
DDRA2 DDRDQ4
DDRA3 DDRDQ1
DDRDQ2
DDRA5 DDRDQ6
DDRCKE
DDRA7 DDRDQ0
DDRA9
DDRDQ5
DDRDQ7
DDRA1
DDRA4
DDRA6
DDRA11 DDRDQ8
DDRDQ9
DDRDQ12
DDRDQ13
DDRDQ15
DDRA12
DDRA8 DDRDQ11
DDRBS0
DDRA10 DDRDQ14
DDRDQ10
DDRDQS0 DDRDQS1
DDRDQS0
DDRDQS1 VREF
DDRDM0 DDRDM1
DDRWEN DDRCKN
DDRDM0 DDRCASN DDRCK
DDRRASN DDRCKE
DDRDM1
DDRA12
DDRBS0 DDRA11
DDRBS1 DDRA9
DDRA0 DDRA10 DDRA8
DDRRASN
DDRA0 DDRA7
DDRWEN
DDRBS1 DDRA1 DDRA6
DDRA2 DDRA5
DDRA3 DDRA4
DDRCK
DDRCKN
DDRCASN
VREF
GND
+2.6V
G-20G-19
PCBDH0
CEE139
(DIGITAL PCB)
FROM ASIC
SDRAM SCHEMATIC DIAGRAM
NC
LDQS
UDM
VDD
DQ0
VDDQ
DQ1
DQ2
VSSQ
DQ3
DQ4
VDDQ
DQ5
DQ6
VSSQ
DQ7
VDDQ
NC
NC
VDD
LDM
WE
CAS
RAS
CS
NC
BA0
BA1
AP/A10
A0
A3
A2
A1
VDD
VSS
DQ15
VSSQ
DQ14
DQ13
VDDQ
DQ12
DQ11
VSSQ
DQ10
DQ9
VDDQ
DQ8
NC
NC
UDQS
VSSQ
VREF
VSS
CK
CK
CKE
NC
A11
A9
A8
A7
A6
A5
A4
VSS
NC
NC
A12
NC
SDQS0
SDQS1
SDQS2
SDQS3
SDQM0
SDQM1
SDQM2
SDQM3
SVREF
SDATA0
SDATA1
SDATA2
SDATA3
SDATA4
SDATA5
SDATA6
SDATA7
SDATA8
SDATA9
SDATA10
SDATA11
SDATA12
SDATA13
SDATA14
SDATA15
SDATA16
SDATA17
SDATA18
SDATA19
SDATA20
SDATA21
SDATA22
SDATA23
SDATA24
SDATA25
SDATA26
SDATA27
SDATA28
SDATA29
SDATA30
SDATA31
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
NC
(4/8 DDR SDRAM)
SADR2
SADR3
SADR13
SADR11
SADR6
SADR4
SADR1
SADR5
SADR9
NC
SADR0
SADR12
SADR8
SBS0
SADR10
SCK
SCKN
SCASN
NC NC
SRASN
SWEN
SBS1
SCKE
SADR7