Pioneer ES300, Service Manual

Page: 71 / 76

69
KEX-M8196ZT,M8196ZT-91,M8396ZT-02,M8396ZT-92
-
Pin Functions (PE5009A)
Pin No. Pin Name I/O Format Function and Operation
1 BAL A/D converter input from BALANCE volume
2 FAD A/D converter input from FADER volume
3 ASL A/D converter input from ASL noise detection
4 AVSS A/D converter ground potential
5 SDIN I Tuner SD detect input
6 PLCE O C Chip select output for PLL IC
7 AVREF1 (D/A converter reference voltage)
8 PLDI I Serial data input from PLL IC
9 PLDO O C Serial data output for PLL IC
10 PLCK O C Serial clock output for PLL IC
11 TUNOFF O C Tuner power control output
12 LDO O C Serial data output for LCD driver
13 LCK O C Serial clock output for LCD driver
14
lcdbl
O C LCD back light output
15
ill
O C ILL output
16 LCE O C Chip select output for LCD driver
17
linh
O C Inhibit output for LCD driver
18 SYSPWR O C System power control output
19 TAPEPWR O C Tape power output
20–25
kst0-5
O C Key strobe output
26 NC Not used
27–30
kd0-3
I Key return input
31 MSIN I Cassette mechanism MS sense input
32
f/R
O C Cassette mechanism head forward/reverse select output
33 VSS Grand potential
34 PLAY O C Tape MS filter output
35
mtlin
I Cassette mechanism metal tape detect input
36 LOAD I Loading motor sense input
37 POS I Cassette mechanism position sense input
38 RES I Cassette mechanism reverse end sense input
39 NES I Cassette mechanism normal end sense input
40 SCO2 O C Cassette mechanism sub motor control output 2
41 SCO1 O C Cassette mechanism sub motor control output 1
42 CMO O C Cassette mechanism capstan motor control output
43
staby
O C Cassette mechanism driver stand-by control output
44
b/C
O C Cassette mechanism dolbyNR B/C select output
45 PEE O C PEE sound output
46 NROUT O C Cassette mechanism noise reduction output
47 VCK O C Clock output for electronic volume
48 VDT O C Data output for electronic volume
49 VST O C Strobe pulse output for electronic volume
50 ANTB O C Antenna power supply control output
51 AMP O C Amp power supply control output
52 NC Not used
53
swdvdd
O C Switched VDD output
54
FM/am
O C FM/AM select output
55 IPPWR O C IE-BUS driver power output
56 IPDO O C IE-BUS driver data output
57 IPDI I IE-BUS driver data input
58 NC Not used
59 SYSMUTE O C System mute output
60
reset
I System reset input
61 NC Not used
7.4 PARTS
7.4.1 IC