Pioneer FX-MG8667DVZT/EW, Service Manual

Page: 120 / 136

FX-MG8667DVZT/EW
120
1 2 3 4
1 2 3 4
C
D
F
A
B
E
-
Pin Functions(PEG164A)
Pin No. Pin Name I/O Function and Operation
1 VREF I A/D reference voltage input
2 AVCC AVCC
3 PDI I PLL : Data input
4 PDO O PLL : Data output
5
pck
O PLL : Data clock output
6
pce@
O EEPROM : Chip enable output
7 PCE1 O PLL : Chip enable output
8 LDTO O LCD Driver : Data output
9 LDTI I LCD Driver : Data input
10 LCK O LCD Driver : Clock output
11 ENC1P I Rotaly Encoder 1+ : input
12 ENC1M I Rotaly Encoder 1- : input
13 BYTE GND
14 CNVSS GND
15 ENC2P I Rotaly Encoder 2+ : input
16 ENC2M I Rotaly Encoder 2- : input
17
reset
I Reset input
18 XOUT O Crystal oscillating element connection output
19 VSS GND
20 XIN I Crystal oscillating element connection input
21 VCC Power supply
22
nmi
VDD connection
23-25 NC Not used
26 RX2 I AVC-LAN : Data input
27 IPPW O AVC-LAN : Power supply control output
28
lrst
O LCD Driver : Reset output
29 PWRBL O Backlight control output
30 LCE O LCD Driver : Chip enable output
31 PWMILL O Illumination control output
32
bsrq
I P-BUS : Request input
33
brst
O P-BUS : Reset output
34 RX1 I AVC-LAN : Data input
35 TX O AVC-LAN : Data output
36 BSO O P-BUS : Data output
37 VCC Power supply
38 NC Not used
39 VSS GND
40,41 NC Not used
42 UTX O UART : Data output
43 URX I UART : Data input
44 PLAY O MS gain select output
45 IRQPW I UART : Request signal input
46
mtl
I Cassette mechanism tape select input
47 NC Not used
48 NR O Dolby NR ON/OFF select output
49 TEST I Test mode program input
50-61 NC Not used
62 MAINFIX I Antenna control input
63 PINFO I Panel type detect input
64 CSLOAD I Tape loading detect input
65 ANTA O ANT A control output
66 ANTB O ANT B control output
67 AMPW O TUNER : AM power supply control output
68 FMPW O TUNER : FM power supply control output
69 ACCON O BSENS power supply control output
70-72 NC Not used
73 SC2 O Cassette mechanism sub motor output
74 DOT Connect to GND
75 NC Not used
76 FRMUTE O SPOUT mute output
77 REMUTE O RSEOUT mute output
78 RSEMUTE O RSE unit mute output
79 LANMUTE O AVC-LAN mute output