Pioneer pdp-433cmx Service Manual page 142

Block Diagram
Pin Function
Name Pin No.
CLK 86
DA 91
DB 85
LE 40
CLR 92
A/B 84
OC1 89
OC2 90
99, 100, 1-28
HVO
36-40, 48-76
VDD 88
30-32, 44-46
GND
81-82, 93, 94-95
VH1 34, 35, 97, 98
VH2 41, 42, 78, 79
29, 33, 43, 47
NC
77, 80, 83, 96
142
I/O Num.
I 1 Shift clock (start edge partial response)
I/O 1 The serial data input of shifting register
I/O 1 The serial data output of shifting register
I 1 It output data done a latch of by "H" level
I 1 It do data of shift register with "H" by "L" level
I 1 A shift directional control signal of shift register
I 1 An output control terminal of HVO
I 1 An output control terminal of HVO
O 64 High voltage drive output (HVO1 - HVO64)
−
1 Logic power supply
−
11 Standard potential. This is common to HVO1 - HVO64.
−
4 The high potential circuit power supply which is common to HVO1 - HVO32
−
4 The high potential circuit power supply which is common to HVO33 - HVO64
−
8 It is the insulation electrically
PDP-433CMX
Function