Hm Board Schematic Diagram (2 Of 4) (Kv-27Fs320/32Fs320/36Fs320 Only) - Sony KV-27FS320 Service Manual

HM BOARD SCHEMATIC DIAGRAM (2 OF 4) (KV-27FS320/32FS320/36FS320 ONLY)

Due to the complexity of this board, performing component level fi eld repairs is not recommended. If service is required, complete board replacement is the preferred repair method.
Data is provided for reference only.
1 | 2 | 3 | 4 | 5 |
A
—
B
—
C
—
LA(1-20)
D
DMA(0-11)
RB1410
10
DMA0 7 8 MA0
—
DMA1 5 6 MA1
DMA2 3 4 MA2
DMA3 1 2 MA3
E
RB1408
10
DMA4 MA4
DMA5 MA5
DMA6 MA6
—
DMA7 MA7
RB1409
10
F
DMA8 MA8
DMA9 MA9
R1314
DMA10 MA10
4.7k
1/16W
DMA11 MA11
:CHIP
—
MB(0-15)
R1391
10
1/16W LCS3
DB(0-15)
:CHIP
G RB1407
10
DB0 7 8 MB0
DB1 5 6 MB1
DB2 3 4 MB2
—
DB3 1 2 MB3
RB1406
10
H DB4 7 8 MB4
DB5 5 6 MB5
DB6 3 4 MB6
DB7 1 2 MB7
—
RB1405
10
DB8 MB8
DB9 MB9
I
DB10 MB10
DB11 MB11
RB1404
— 10
DB12 MB12
DB13 MB13
DB14 MB14
J DB15 MB15
—
DCS0
DRAS0
DCAS
K
DWE
DBANK0
DQM
—
DBANK1
DCKE
L
—
M
—
N
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
6 | 7 | 8 | 9 | 10 | 11
IC1308
MBM29LV160BE90TN
-E1-BA6L
RB1414 R1423
33 1/16W
MA(0-11) :CHIP
LA1 7 8 25 RESET 12
RST
A0
LA2 5 6 24 BYTE 47 BYTE
A1
R1424 33 1/16W :CHIP
LA3 3 4 23 29
A2 DQ0
RB1411
LA4 1 2 22 31
A3 DQ1
LA5 7 8 21 33
A4 DQ2
LA6 5 6 20 35
A5 DQ3
LA7
3 4 19 38
A6 DQ4
RB1413
LA8 1 2 18 40
A7 DQ5
LA9
7 8 8 42
A8 DQ6
LA10
5 6 7 44
A9 DQ7
LA11
3 4 6 30
A10 DQ8
LA12 RB1412
1 2 5 32
A11 DQ9
LA13
7 8 4 34
A12 DQ10
LA14
5 6 3 36
A13 DQ11
LA15
3 4 2 39
VEE A14 DQ12
LA16
1 2 1 41
VEE A15 DQ13
LA17
7 8 48 43
A16 DQ14
LA18
5 6 17 45
A17
DQ15/A-1
LA19
3 4 16 13 VEE
A18 VPP
LA20
1 2 9 14 VEE
A19
WP
R1422
RB1420 10 15
33 1/16W A20 RY/BY
:CHIP 26 37
VEE
CE VDD
R1420 28 46
LOE OE GND
33 1/16W C1328
11 27
:CHIP WRLL 0.1
WE GND
16V
R1421 B:1608
33 1/16W
:CHIP
VEE
C1330
0.1
16V
B:1608
IC1311
IS42S16400B
MA(0-11) -7TL-TR
MA0 23 A0 DQ3 7 MB3
MA1 24 A1 DQ4 8 MB4
MA2 25 A2 DQ5 10 MB5
MA3 26 A3 DQ6 11 MB6
MA4 29 A4 DQ7 13 MB7
MA5 30 A5 DQ8 42 MB8
MA6 31 A6 DQ9 44 MB9
MA7 MB10
32 A7 DQ10 45
MA8 33 A8 DQ11 47 MB11
MA9 MB12
34 A9 DQ12 48
MA10 22 A10 DQ13 50 MB13
RB1419
MA11 MB14
35 A11 DQ14 51
R1355 VEE
MB15
33 DSCK0 38 CLK DQ15 53
1/16W
:CHIP 37 1
CKE CKE VCC
CS0
CS0 19 14
CS VCC
3 4 18 27
RAS0
RAS0 RAS VCC
7 8 CAS 17 3
CAS
CAS VCCQ
5 6 WE WE 16 9
WE VCCQ
1 2 BANK0 DQMX 15 43
R1357 DQML VCCQ
33 39 49
1/16W R1363 DQMX DQMH VCCQ
:CHIP 33 20 6
1/16W BANK0 BA0 VSSQ
:CHIP BANK1 21 12
BANK1 BA1 VSSQ
R1369
36 46
33
1/16W NC VSSQ
:CHIP CKE 40 52
NC VSSQ
MB0 2 28
DQ0 VSS
MB1 4 41
DQ1 VSS
MB2 5 54
DQ2 VSS
| 12 | 13 | 14 | 15 | 16 | 17
LD(0-7)
RB1415
LD0
LD1
LD2
RB1416
LD3
LD4
LD5
LD6
LD(8-14)
RB1417
LD7
LD8
LD9
LD10
RB1418
LD11
LD12
LD13
LD14
WORD
VEE
C1362 C1361 C1351
0.1 0.1 0.1 C1346
16V 16V 16V 0.1
B:1608 B:1608 B:1608 16V
B:1608
MB(0-15)
R1348
0
1/16W
LA0 :CHIP WORD
R1351
0
1/16W
:CHIP BYTE
HM BOARD 2/4
MEMORY MANAGEMENT
| 18 | 19
9-965-964-01<BA6L>HM-P2
KV-27FS320/32FS120/32FS320/34FS120/36FS120/36FS320/38FS120
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