3.3 Mother Board Assy (2/3 - Pioneer CDJ-100S Service Manual

1
CDJ-100S
QQ
3 7 63 1515 0

3.3 MOTHER BOARD ASSY (2/3)

MOTHER BOARD ASSY (2/3)
B
2/3
(DWM2078: KUC type)
A
(DWM2079: RL and WY types)
B
1/3
B
TE
L 13942296513
C
www
D
B
2/3
16
1
http://www.xiaoyu163.com
2
DRAM (512k × 8 bit)
x ao
y
. i
2
http://www.xiaoyu163.com
3
8
SIGNAL ROUTE
IC402 (MB814800–70PJ)
1 2 3
Pin No.
Voltage [ V ] +4.9 0 to +5
15 16 17 18 19 20 21 22 23 24 25 26 27 28
Pin No.
Voltage [ V ]
0
!
@
Q Q
3 6 7 1 3
DSP
u163
.
3
4
2 9 9 4 2 8
: RF and Audio Signal Route
Set: DJ MODE PLAY
4 5 6 7 8 9 10 11 12 13 14
0 0 to +5
0 to +5 0 0 to +5
!
IC401 Pin 24 (SDA)
@
IC401 Pin 25 (SCL)
PLAY MODE 5 V/div, 20 µs/div
– GND
– GND
14 15
1 5 0 5 8 2 9 9 4
m
co
4
9 9
+4.9
0
2 8 9 9