Pioneer DV-48AV Service Manual page 51

5
QQ
3 7 63 1515 0
7
A16
0
A15
8
A14
5
A13
5
A12
3
A11
6
A10
5
A9
A20
R4044
NC
10K
3
PWR#
TE
L 13942296513
1
NC
NC
NC
6
A19
7
A18
4
A8
6
A7
6
A6
3
A5
7
A4
5
A3
6
A2
www
.
THE TIME
NOTE:THE DC VOLTAGE EACH PART WAS
OUT NOTICE MEASURED WITH THE DIGITAL TESTER
DURING PLAYBACK.
5
http://www.xiaoyu163.com
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÷ When ordering service parts, be sure to refer to "EXPLODED VIEWS and PARTS
LIST" or "PCB PARTS LIST".
÷ The > mark found on some component parts indicates the importance of the safety
factor of the part. Therefore, when replacing, be sure to use parts of identical
designation.
÷
: The power supply is shown with the marked box.
64Mbit(4M*16) 166MHz SDRAM IC
IC4005 HY57V641620ETP-6-C
0.0
VSS
DQ15 1.5
DQ15
0.0
VSSQ
DQ14 1.5
DQ14
DQ13 1.5
DQ13
C4101
3.3
VDDQ
0.1 B
DQ12 1.5
DQ12
DQ11 1.5
DQ11
0.0
VSSQ
DQ10 1.5
DQ10
DQ9 1.5
DQ9
C4102
3.3
VDDQ
0.1 B
DQ8 1.5
DQ8
0.0
VSS
NC NC/RFU
DQM1 1.9
UDQM
SDCLK 1.7
CLK
SDCKE 1.9
CKE
NC NC
MA11 1.7
A11
MA9 1.7
A9
MA8 1.7
A8
MA7 1.7
A7
MA6 1.7
A6
MA5 1.7
A5
MA4 1.7
A4
0.0
VSS
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i
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2 9
8
C4052
3.3
VDD
0.1 B
1.5 DQ7
DQ0
3.3
VDDQ
1.5 DQ6
DQ1
1.5 DQ5
DQ2
0.0
VSSQ
1.5 DQ4
DQ3
1.5 DQ3
DQ4
3.3
VDDQ
1.5 DQ2
DQ5
1.5 DQ1
DQ6
0.0
VSSQ
1.5 DQ0
Q Q DQ7
3 6 7 1 3 1 5
3.3
VDD
2.0 DQM0
LDQM
3.3 DWE#
WE#
3.3 DCAS#
CAS#
3.3 DRAS#
RAS#
3.3 DCS#
CS#
3.3 DBA0
BA0/A13
1.0 DBA1
BA1/A12
0.0 MA10
A10/AP
1.7 MA0
A0
1.7 MA1
A1
1.7 MA2
A2
1.7 MA3
A3
C4123
3.3
VDD
0.1 B
TP4050
co
.
DV-48AV
7
8
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
A
B
C
9 9
D
E
F
PCB130
DMF090
51
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