Pioneer DJM-500 Service Manual page 34

D.JM-500
. TC9162AF (lC3, IC4, IC351, IC353: VR ASSY)
(lC165: DSP ASSY)
. Analog Switch Array
. Pin Assignment (Top view) . Block Diagram
o
vss i . i 6 ..~~ Vss (1) C2!Ð Voo
L-S1 2 L-S1 R-S1
L-S2
L-COM1 L-S2 R-S2
L-S3 L-COM1 R-COM1
L-S4 L-S3
L-e ~~H::~ Hr-~
L-S5 L-S4 6 !: ü ~!: 3 R-S4
L-S6 L-COM2 7 ~ ~ ~ ~ R-COM2
L-COM3
L-S7 L-S5
w
L-COM4 L-S6.. R-S6
~ ~~
GND
R-S7
L-COM4 1 R-COM4
DATA
GND? - - I SHIFT REGISTER ~ CK
. Pin Function
NO.
Pin Name
Description
1
VSS
Power supply (-
2,27
Sl
Switch input
3,26
S2
4,25
COM1
Switch output
5,24
S3
Switch input
6,23
S4
7,22
COM2
Switch output
8,21
S5
Switch input
9,20
S6
50
NO,
Pin Name
Description
10,19
COM3 Switch output
,ç'-.~'
11, 18
S7
Switch input
\"'Mft-
12,17
COM4 Switch output
13 ST
Strobe input
14 GND
Ground
15 CK
Clock input
16 DATA
Data input
28
VDD Power supply (+)