Sony KLV-23HR2 Service Manual page 52

3
1 2
A
C4200
0.1
B
16V
F:CHIP
R4200
0
JL4200 :CHIP
CLK54M
CLK_SEL
TO(1/3)
CLK48M
JL4201
R4201
0
:CHIP
C
R4202
0
:CHIP
JL4202
D
3.3V
SDRAM-4
TO(2/3)
+3.3V
E RB4200
47*4
:CHIP
P20
R21
R20
T21
RB4201
47*4
:CHIP
U22
R19
F
V22
T20
RB4202
47*4
:CHIP
F20
H21
J20
J21
G
K19
H20
RB4203
47*4 G22
:CHIP
L20
R22
P21
N19
P22
H
RB4204
47*4
:CHIP
SDRAM-7
TO(2/3) SDRAM-1
SDRAM-2
I
J
4
5 6
3.3V
L4200
22 ˚ H
+3.3V
IC4201
1
MS_SEL
CY27027ZCT
R4205
47
:CHIP
GND AUDCLK CLK12M TO(1/3)
1.6 R4204 R4206
VDD 0
MSSEL 47
JL4204
0 :CHIP :CHIP
XIN ASICCLK CLK66M_RE
1.5 1.5
VIDCLK CPUCLK CLK66M_RO TO(2/3)
1.5
1.5 R4207
JL4205
AUSEL VDD 47
C4210
0
:CHIP
0.1
USBCLK GND
16V
1.5
R4203
F:CHIP
GND SSSEL
0
0
:CHIP
VDD MSCLK CLK20M TO(1/3)
C4201 1.5
R4208
JL4206
0.1
47
16V
:CHIP
F:CHIP
VDD CONT
OUT
C4202
0.1 X4200
16V
54MHz
F:CHIP
FB4200
TO(2/3) SDRAM-5
IC4200
MT48LC8M16A2T-BE
SDRAM
RB4205
47*4
:CHIP
VSS
VCC
8
7 Y21
DQ15
DQ0
5 6 AA22
VSSQ
VCCQ
3 4 V20
DQ14
DQ1
1 2 U19
DQ13
DQ2
VCCQ
VSSQ
RB4206
47*4
DQ3 DQ12
:CHIP
8
7 W21
DQ4 DQ11
5 6 T19
VCCQ VSSQ
4 W22
3
DQ10
DQ5
1 2 U21
DQ6 DQ9
VCCQ
VSSQ
R4209 0 :CHIP
DQ7 DQ8
VCC VSS
RB4207
47*4
LDQM NC
:CHIP
7 8 E21
/WE UDQM
5 6 G19
/CAS CLK
4
3 K20
/RAS CKE
JL4203
2
1 L22
/CS
NC
BA0 A11
RB4213
8
7 L21 47*4
BA1 A9
:CHIP
5 6 M22
A10 A8
RB4208
3 4 M20 47*4
A0 A7
:CHIP
1 2 M19
A1 A6
8 N21
7
A2 A5
5
6 N20
A3 A4
4
3
VCC VSS
1 2
RB4209
47*4
:CHIP
C4204 C4206 C4208 C4211
0.1 0.1 0.1 0.1
16V 16V 16V 16V
F:CHIP F:CHIP F:CHIP F:CHIP
C4203 C4207 C4209
C4205
22 0.1 0.1 0.1
10V 16V 16V 16V
F:CHIP F:CHIP F:CHIP F:CHIP
7 8 9
R4213 R4221
0 0
R4222
R4214
0
0
R4215 R4223
R4224
R4216
R4217 R4225
0
0
R4218 R4226
0 0
R4219
R4227
0
0
R4228
R4220
0 0
3.3V
FB4201
+3.3V
IC4202
MT48LC8M16A2T-BE
SDRAM
RB4210
47*4
:CHIP
VSS
VCC
8
W20
DQ15
DQ0
6
AA21
VSSQ
VCCQ
Y20
4
DQ14
DQ1
AA20 2
DQ13
DQ2
VCCQ
VSSQ
RB4211
47*4
DQ3 DQ12
:CHIP
Y19 8
DQ4 DQ11
AB20 6
VCCQ VSSQ
AA19 4
DQ10
DQ5
Y18 2
DQ6 DQ9
VCCQ
VSSQ
R4210
DQ7 DQ8
RB4212
47*4
VCC VSS
:CHIP
D22
LDQM NC
H21 8
/WE UDQM
6
J20
/CAS CLK
J21 4
/RAS CKE
JL4207
K19 2
/CS
NC
H20
BA0 A11
8
G22
BA1 A9
L20 6
A10 A8
R22 4
A0 A7
P21 2
A1 A6
N19 8
A2 A5
P22 6
A3 A4
4
VCC VSS
RB4214
2
47*4
:CHIP
C4213 C4215 C4217 C4219
0.1 0.1 0.1 0.1
16V 16V 16V 16V
F:CHIP F:CHIP F:CHIP F:CHIP
C4212 C4214 C4216 C4218
22 0.1 0.1 0.1
10V 16V 16V 16V
F:CHIP F:CHIP F:CHIP F:CHIP
10 11
12
TO(1/3,2/3)
FA
RB4215 IC4203
47*4
MBM29LV160BE
:CHIP
-90TN-11611MS01
7
AA16 FLASH ROM
5 AB17
B6
A16
Y16 A15
3
C7
A14 BYTE
1 AA17
A6
A13
VSS2
B7
RB4216
A12 DQ15/A_1
47*4
A7
:CHIP
A11 DQ7
7 Y17
C8
5 A10 DQ14
AA18
B8
A9 DQ6
3 AB19
D9
W17 A8 DQ13
1
A4
A19 DQ5
R4211
D6
N.C.1 DQ12
0 :CHIP
TO(2/3) J4 WE DQ4
RB4217
TO(1/3,2/3) Y10 RESET VCC
47*4
:CHIP
JL4208 N.C.2 DQ11
7 F19
R4212
N.C.3 DQ3
5 G19
JL4209
RY#/BY# DQ10
3 K20
B5
A18 DQ2
1 L22
C6
A17 DQ9
C9
A7 DQ1
7 L21
B9
A6 DQ8
5 M22
A10
RB4218
A5 DQ0
3 M20 47*4
D10
:CHIP
A4 OE
1 M19
C10
A3
N21 VSS1
7
B10
A2 CE
5 N20
A11 C11
A1 A0
3
1
RB4219
47*4
:CHIP
SDRAM-6
TO(2/3)
SDRAM-3
15
13 14
3.3V
FB4202
+3.3V
C4220
22
10V
F:CHIP C4221
0.1
16V
F:CHIP
FD
D7
TO(1/3,2/3)
C4222
0.1
16V
F:CHIP
L4
N4
L3
N1
L2
P1
L1
P3
M2
P4
M3
R2
N2
R3
N3
T1
DIR
J2
TO(2/3)
BUS CTL
TO(1/3,2/3)
MS(3/3)
(RAM,ROM)
B-SS11611<J..>-MS.-P3
KLV-23HR2 (UC) 3-36