Sony MEX-DV1500U / MEX-DV1505U / MEX-DV150UE Service Manual ▷ View online
MEX-DV150UE/DV1500U/DV1505U
33
IC10 EM638165TS-6G
DQ6 11
VSSQ 12
VDD 14
VDD 1
LDQM 15
DQ7 13
WE# 16
CAS# 17
RAS# 18
RAS# 18
CS# 19
BA0 20
BA1 21
BA1 21
A10/AP 22
A0 23
A1 24
A2 25
A1 24
A2 25
VDD 27
A3 26
COMMAND
DECODER
CONTROL
SIGNAL
GENERATOR
COLUMN
COUNTER
ADDRESS
BUFFER
MODE
RESISTER
REFRESH
COUNTER
VSS
54
DQ13
50
DQ14
DQ15
51
53
DQ11
47
DQ12
48
VDDQ
49
VSSQ
46
VSSQ
52
DQ10
45
DQ9
44
VDDQ
43
DQ8
42
A11
35
NC
36
CKE
CLK
37
38
A8
A9
33
34
A7
32
A6
31
A5
30
A4
29
VSS
28
UDQM
39
NC/RFU
40
VSS
41
1M
× 16
CELL ARRAY
(BANK #A)
COLUMN DECODER
DECODER
1M
× 16
CELL ARRAY
(BANK #B)
COLUMN DECODER
DECODER
1M
× 16
CELL ARRAY
(BANK #C)
COLUMN DECODER
DECODER
1M
× 16
CELL ARRAY
(BANK #D)
COLUMN DECODER
DECODER
CLOCK
BUFFER
BUFFER
DQ5 10
DQ2 5
VSSQ 6
DQ1 4
DQ4 8
VDDQ 9
DQ0 2
VDDQ 3
DQ3 7
IC11 S29AL032D70TFI030H
STATE
CONTROL,
COMMAND
RESISTER
A15 1
A14 2
A13 3
A12 4
A14 2
A13 3
A12 4
A11 5
A10 6
A9 7
A8 8
A8 8
A19 9
A20 10
A20 10
A18 16
A17 17
A17 17
A7 18
A6 19
A5 20
A4 21
A3 22
A2 23
A1 24
A6 19
A5 20
A4 21
A3 22
A2 23
A1 24
WE# 11
RESET# 12
NC 13
WP#/ACC 14
RY/BY# 15
X-DECODER
Y-DECODER
VCC
DETECTION
CIRCUIT
TIMER
SELF
MATRIX
Y-GATE
DATA
LATCH
CHIP ENABLE/
OUPUT ENABLE
LOGIC
ADDRESS LA
TCH
A0
25
CE#
26
VSS
27
OE#
28
DQ0
29
DQ8
30
DQ1
31
DQ9
32
DQ2
33
DQ10
34
DQ3
35
DQ11
36
VCC
37
DQ4
38
DQ12
39
DQ5
40
DQ13
41
DQ6
42
DQ14
43
DQ7
44
DQ15/A-1
45
VSS
BYTE#
46
47
A16
48
INPUT/OUTPUT
BUFFER
STB
STB
PGM VOLTAGE
GENERATION
CIRCUIT
ERASE VOLTAGE
GENERATION
CIRCUIT
SECTOR
SWITCH
MEX-DV150UE/DV1500U/DV1505U
34
IC201 TDA7333013TR
1
VDDA
2
REF3
3
REF2
4
REF1
5
VSS
6
TM
7
VDDD
8
RESETN
16 MPX
15 INTN
14 CSN
13 SA_DATAOUT
12 SDA_DATAIN
11 SCL_CLK
15 INTN
14 CSN
13 SA_DATAOUT
12 SDA_DATAIN
11 SCL_CLK
10 XTO
9 XTI
SIGMA DELTA
CONVERTER
RDS DEMODULATOR
&
SYNCHRONISATION
RAM BUFFER
&
CONTROL LOGIC
TEST LOGIC
&
PIN MIX'S
SINC4
FILTER
I2C/SPI
INTERFACE
BANDPASS
FILTER
INTERPOLATOR
OSCILLA
TOR
TESTREG
SPL
SCK
SDAIN
SDAOUT
MPX
SINC4
REG
– MAIN Board –
IC102 BD7931F
POWER CMOS
H-BRIDGE
THERMAL
SHUT-DOWN
CONTROL
LOGIC
RIN
7
CONT
6
GND_S
5
FIN
8
OUT–
3
GND
4
VCC
1
OUT+
2
IC103 NJM2387ADL3 (TE2)
1
VIN
2
CONTROL
5
GND
3
VOUT
4
VA
D
J
BANDGAP
REFERENCE
OVER VOLTAGE
PROTECTION
OVER CURRENT
PROTECTION
THERMAL
PROTECTION
ON/OFF
CONTROL
REGULATOR
IC151 NJM2561F1-TE2
1
POWER SAVE
2
VOUT
3
VSAG
6 VCC
5 GND
4 VIN
75 OHM
DRIVER
DRIVER
LOW-PASS
FILTER
CLAMP
MEX-DV150UE/DV1500U/DV1505U
35
IC302 BD3447AFV-E2
21
22
29
30
23
24
40
FIL
GND
SDA
SCL
OUT
-FR
OUT
-FL
OUT
-RR
OUT
-RL
SUB-R
SUB-L
SAOUT
SADA
MIN1
MIN2
EBIAS2
DS2-R
DS1-R
DS3-R
SACLK
39
38
37
VCC
36
27
28
25
26
31
32
33
34
35
20
19
12
11
18
17
1
BUS-R
BUS-L
TU-R
TU-L
CD-L
AUX-R
AUX-G
AUX-L
PD-R
PD-G
PD-L
FP1
FN2
FP2
EBIAS1
DS2-L
DS1-R
DS3-R
FN1
2
3
4
CD-R
5
14
13
16
15
10
9
8
7
6
I2C BUS
LOGIC,
VCO
FADER
FADER
FADER
HPF
LPF
GND
ISO AMP
GND
ISO AMP
180
°/0°
3 BAND P-EQ (TONE CONTROL)
7 BAND
SPECTRUM ANALYZER
/LEVEL METER
EFFECT
VOLUME/MUTE
INPUT GAIN
INPUT SELECTOR (3 SIGLE-END AND 3 STEREO IS O)
FADER
FADER
SPEANA
LVL METER
LVL METER
SPEANA
GND
ISO AMP
GND
ISO AMP
GND
ISO AMP
GND
ISO AMP
MEX-DV150UE/DV1500U/DV1505U
36
IC401 BD9778HFP
1
VIN
2
SW
6
RT
4
GND
5
INV
7
EN
3
FB
DRIVER
CURRENT
LIMIT
ERROR
AMP
SOFT
START
PWM
COMPARATOR
THERMAL
SHUT DOWN
LATCH
OSC
VREF
IC402 TPS2051BDRG4
1
2
GND
OC
IN
CHARGE
PUMP
3
IN
4
EN
DRIVER
CURRENT
LIMIT
THERMAL
SENCE
UVLO
CS
8
7
7
5
6
OUT
OUT
OUT
OUT
IC431 S-1170B33UC-OTSTFG
VOUT
VIN
5
ON/OFF
4
1
VSS 2
NC 3
+
–
–
OVERCURRENT
PROTECTION
THERMAL
SHUTDOWN
REFERENCE
VOLTAGE
ON/OFF
CONTROL
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