Qs Board Schematic Diagram (3 Of 5) - Sony KDL-32S20L1 Service Manual

QS BOARD SCHEMATIC DIAGRAM (3 OF 5)

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
DQA31
DQA30
DQA29
DQA28
—
QSA3
/DQMA3
DQA27
DQA26
DQA25
C
DQA24
DQA23
DQA22
DQA21
—
DQA20
QSA2
D2.6V
OSC_1.8V /DQMA2
DQA19
D DQA18
DQA17
RN-CP DQA16
1/16W
RN-CP RN-CP
1/16W 1k /WEA
1/16W R7406
1k 1k
R7415 R7416
/CASA
—
/RASA
/CSA1
/CSA0
CKEA
RN-CP
1/16W
E RN-CP AA14
1k 1/16W
R7403
1k
R7413 AA13
AA12
AA11
AA10
—
/CLKA
MEM_VREF D2.6V
CLKA
AA9
RN-CP
AA8
1/16W
1k
F R7404 AA7
AG29
MVREFS AA6
AH29
MVREFD AA5
AF28
MEMTEST AA4
AF27
— MEMVMODE1 AA3
AG28
MEMVMODE0 AA2
AA1
RN-CP RN-CP
1/16W 1/16W
91 91 AA0
RN-CP
R7401 R7402
1/16W
*IC7300 1k DQA15
R7409
G 215H47AGA21HG
DQA14
DQA13
DQA12
QSA1
— /DQMA1
DQA11
DQA10
DQA9
DQA8
H
DQA7
DQA6
DQA5
DQA4
— QSA0
/DQMA0
DQA3
DQA2
DQA1
I
DQA0
*IC7300
215H47AGA21HG
—
J
—
K
NFCLE
NFALE
/NFWE
—
/NFCEI
/NFRE
/NFRY/BY
/NFCE0
L
NFIO0
NFIO1
NFIO2
NFIO3
— NFIO4
NFIO5
NFIO6
NFIO7
NFIO8
M
NFIO9
NFIO10
NFIO11
NFIO12
— NFIO13
NFIO14
NFIO15
N
*IC7300
215H47AGA21HG
—
O
—
P
KDL-32S20L1/40S20L1
6 | 7 | 8 | 9 | 10 | 11 |
D31
AG25
AJ24 D30
D29
AH25
AG24 D28
AJ26
AK26
AJ25 D27
D26
AG23
AK25 D25
D24 C7437
AH24 0.1
10V
AJ28 D23 B
1005
2
D22
AK27
AG26 D21
AH27 D20
2
AH26
C7436
0.1
AJ27
10V
RB7337 B
D19 56 1005
AJ29
D16
AH28 D18
D17
D17
AG27
D18
AH30 D16
22
RB7328 D19
/WE
Y27
/WE
AA30 /CAS D20
AA29 /RAS D21
/CS0 D22
Y28
/CS0
AA28 D23
22
RB7327
CKE
AB30 RB7338
56
AB29 A14
A13
AA27
AC30 A12
AE28 R7411
22 C7434
0.1
AD27 1/16W
CHIP 22 10V
5% RB7326 B
1005
W29 1 2 A11
2 1
A10
Y29 1 2
R7410
AE27 A9 1 2
22
1/16W
CHIP A8 R7419
AB27 56
5% 1/16W
AB28 A7 CHIP
5%
22
RB7325 A6
AD30
AC27 A1
A0
AD28
AE30 A2 1 2
22
A5 R7522
AD29 RB7323 56
1/16W 002:5F;003:13E;
AC29 A4 CHIP /WE
5% 003:7C;004:9E
AC28 A3 /CAS
D15
U27
/RAS
U28 D14
D13 /CS0
U29 002:5F;003:13E;
/CS0
003:7D;004:9E
U30 D12
V30
W28 A14
D11
V29
A13
W27 D10
4M•~16•~4
V27 D9 A10
D8
V28
A0
T29 D7
D6 A1
T28
T27 D5
A2
D4
R30
C7431
R29 0.1 A3
10V
B
T30 1005
2 1
R28 D3
R27 D2
D1
P27
P28 D0
NAND FLASH
NAND128W3A2BN6F
IC7319
NC NC
D3.3V
NC NC
D3.3V
NC NC
P30 NFCLE NC NC
N30 NFALE
NC I/07
R7382
/NFWE 2.2k
N29 1/16W
CHIP
M30 /NFCE1 5% GND I/06
/NFRE /NFRY/BY
P29
RY/BY I/05
N28 /NFRY/BY
/NFRE
/NFCE0 /RE I/04
N27
H28 NFI00 /NFCE1
/CE NC
NFI01
J29
J30 NFI02 NC NC
R=0 OHM FOR 256MB PARTS
NFI03
K29
NC NC
K30 NFI04 R7731
XX
L29 NFI05 VCC VCC
NFI06
L30 1 2 1 2
VSS VSS
M29 NFI07 C7423 C7426
0.1 0.1
10V 10V
NC NC
J27 B B
1005 1005
J28
NC NC
K27
NFCLE
K28 CLE NC
NFALE
L27
ALE I/03
L28
/NFWE 1 2
/WE I/02
M27
R7730
0
M28 CHIP
/RESET_OUT /WP I/01
NC I/00
NC NC
NC NC
NC NC
NC NC
12 | 13 | 14 | 15 | 16 | 17
D2.6V
C7731 C7732 C7728 C7727
68p 68p 10
50V 50V 10
6.3V 6.3V
CH CH B
1005 1005 B
2012 2012
IC7322
K4H561638F-UCCCT00
1
VDD VSS
56 RB7333
RB7336 56
D15 D0
DQ0 DQ15
D14 D1
1
VDDQ VSSQ D13 D2
D12 D3
DQ1 DQ14
DQ2 DQ13
C7446
0.1
1 2 10V
VSSQ VDDQ
B
1005
DQ3 DQ12
DQ4 DQ11
56 RB7334
56
RB7335
VDDQ VSSQ D11 D4
D10 D5
DQ5 DQ10
D9 D6
DQ6 DQ9 D8 D7
VSSQ VDDQ
DQ7 DQ8 C7454
0.1
10V
B
NC NC 1005
2
VDDQ VSSQ
2 1 1 2
LDQS UDQS
MEM_VREF
R7418 R7417
56 56
1/16W 1/16W
NC DNU CHIP CHIP
5% 5%
VDD VREF
C7990
0.1
DNU VSS 10V
B
1005
2 1 1 2
LDM UDM
R7523 R7524
56 56
/WE
1/16W 1/16W
/WE /CK CHIP CHIP /WE
5% 5%
/CAS CK
CKE
/RAS CKE
/CS NC /CS0
A12
NC A12
A11
BA0 A11
A9
BA1 A9
A8
A10/AP A8
A7
A0 A7
A6
A1 A6
A5
A2 A5
C7451
A4 0.1
10V
A3 A4
B
1005
2 1
VDD VSS
NFI07
NFI06
NFI05
NFI04
NVM D3.3V
D3.3V D3.3 V
2 1
C7472
0.1
10V
SERIAL BOOT FLASH B
1005
R7386 R7426
R7384 D3.3V 10k 10k
10k IC7320 IC7326 1/16W
R7385 1/16W M24C64-WMN6T(B)
1/16W 100k M25P10-AVMN6TP CHIP CHIP
CHIP 5% 5%
5% 1/16W
NFI03 /NFCE0 JL7306
/S VCC E0 VCC
NFI02 /NFWE JL7307
Q /HOLD A0 E1 XWC
JL7310
NFI01 R7429 100 1/16W
1
/W C E2 SCL
JL7309
NFI00
R7430 100 1/16W 1
VSS D VSS SDA
/S = CHIP SELECT
D = SERIAL DATA IN
Q = SERIAL DATA OUT JL7308
C = CLKIN
2 1
C7424
0.1
10V
B
1005
/NFRE
NFALE
| 18 | 19 | 20 | 21 |
D2.6V
C7733 C7734 C7726 C7725
68p 68p 10
50V 50V 10
6.3V 6.3V
CH CH B
1005 1005 B
2012 2012
C7457
0.1
10V IC7324
B
K4H561638F-UCCCT00
1005
2 1
VDD VSS
56
RB7340
D31
DQ0 DQ15
D30
2 1
VDDQ VSSQ D29
C7456
0.1
D28
10V DQ1 DQ14
B
1005
DQ2 DQ13
C7466
1 2 0.1
VSSQ VDDQ 10V
B
1005
DQ3 DQ12
56
RB7339
D27
DQ4 DQ11
D26
VDDQ VSSQ D25
D24
DQ5 DQ10
DQ6 DQ9
VSSQ VDDQ
DQ7 DQ8
NC NC
1
VDDQ VSSQ
2 1
LDQS UDQS
R7414
56 MEM_VRE F
1/16W
NC DNU CHIP
5%
VDD VREF
C7469
0.1
DNU VSS 10V
B
1005
2 1
LDM UDM
R7521
56
/WE
1/16W
/WE /CK CHIP
5%
/CAS
/CAS CK
/RAS CKE
/RAS CKE
/CS0
/CS NC
A12
NC A12
A14 A11
BA0 A11
A13 A9
BA1 A9
A10 A8
A10/AP A8
A0 A7
A0 A7
A1 A6
A1 A6
A2 A5
A2 A5
A3 A4
A3 A4
VDD VSS
-PARTS SHOWN WITH * VALUE =MOUNT VARIATION
-PARTS SHOWN WITH XX VALUE = NOT MOUNTED
NVM_/WE
QS BOARD 3/5
2
I2CA_SCL
2
I2CA_SDA
DDR/FLASH/NVM
9-883-706-01<WAX2>QS 3/5
KDL-32S20L1/40S20L1
46