Sony CFD-F17CP Service Manual page 39

• IC Pin Function Description
MAIN BOARD IC801 µPD784216AGF-558-3BA-A (SYSTEM CONTROLLER)
Pin No. Pin Name
1 TU- CE
2 TU- DATA
3 TU- CLK
4 TU- COUNT
5 TU- MUTE
6 SIMUKE1
7 SIMUKE2
8 TEST-B
9 VDD
10 TEST-A
11 EPROM-SCL
12 EPROM-SDA
13 SIMUKE3
14, 15 NC
16 LINE-IN
17 ISS-1
18 ISS-2
19 TU-ON
20 TAPE-ON
21 CD-ON
22 TEST/VPP
23, 24 NC
25 SLEEP-LED
26 to 28 NC
29 LCD-RST
30 LCD-C/D
31 LCD-CS
32 LCD-DATA
33 LCD-CLK
34 NC
35 FM/AM SHIFT
36 NC
37 VDD
38 X2
39 X1
40 VSS
41 XT2
42 XT1
43 RESET
44 AC-CHK
45 RMC-IN
46 WAKE-UP
47 INITLI
48 CD-DOOR
49 INTB (MP3)
50 WRQ (CD)
51 AVDD
I/O
O Tuner PLL chip enable output
O Tuner PLL data output
O Tuner PLL clock output
I Tuner PLL IF count input
O Tuner mute signal output
I Destination signal input
I Destination signal input
I Test terminal input
— Power supply terminal (+3.3V)
I Test terminal input
O EEPROM clock output
I/O EEPROM data input/output
I Destination signal input
— Not used (Open)
O Line function output
O ISS1 output (not used)
O ISS2 output (not used)
O Tuner function output
O Tape function output
O CD function output
I Test/Vpp signal input
— Not used (Open)
O LED control signal output
— Not used (Open)
O LCD display driver system reset output
O LCD display driver c/d signal output
O LCD display driver chip select signal output
O LCD display driver data output
O LCD display driver clock output
— Not used (Open)
O FM/AM shift output
— Not used (Open)
— Power supply terminal (+3.3V)
O Main system oscillation output (5MHz)
I Main system oscillation input (5MHz)
— Ground terminal
— Not used (Open)
I Ground terminal
I System reset input
I AC power supply detection signal input L : AC in
I Remote control signal input
I Wake-up setting read signal intput
O Initial setting output
I CD door open/close switch input L : Close
I MP3 decoder intb signal input
I CD digital signal processor write request data input
— Power supply terminal (+3.3V)
Description
CFD-F17CP
39