25
D-FS601
• IC61
TC9327AF-NJRMP2 RF AMP, SERVO, DSP, D/A CONV, D-RAM CONT (MAIN Board)
Pin No.
1 to 4
5 to 20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
I/O
O
O
I
I
I
I
I
I
I
I
I
I/O
O
O
I
I
O
I
I
O
I
O
O
I
I
I
—
I
O
I
O
O
I
O
I
O
O
O
I
O
O
O
O
O
—
I
O
—
Pin Name
COM1 to COM4
S1 to S16
AM STEP-I
DEST2-I
DEST1-I
DEST0-I
LOCAL/
MONO-DET-I
PRESET–_I
_I
LCDREQ-I
XLID OPEN-I
EEP DO/DI-IO
EEP SK-O
EEP CS-O
XL/O-I
RMKEY_I
NC
FAV KEY_I
SC SEL_I
TU ON_O
CD ON_I
TUAVLS CTRL_O
TV-L ON_O
KEY_I
BATT_I
HIDC_I
AD DC REF
SDI-I-CDU
SDO-O-CDU
SCK-I-CDU
TUBEEP_O
PLAY KEY CTRL_O
TU HOLD_I
BAND CTRL 2_O
DC IN DET-I
ACK CD-O
MONO OR
LOCAL-O-CTR
TUBASS2-O
XTU TEST_I
XTUBASS1-O
BAND CTRL 1_O
+B ON/OFF-O
IFREQ-O
TUMUTE-O
TEST
IFIN_I
EO(DO1)_O
NC(DO2)
Description
LCD drivers
LCD drivers
AM 9K/10K tuning step select (initialisation) signal input
Bit 2 Tu Destination setting input
Bit 1 Tu Destination setting input
Bit 0 Tu Destination setting input
Local/DX or Mono/Stereo ON-Off switch detection signal input
PRESET– signal input from the S928
signal input from the S927
LCD display request signal from the IC801
CD lid open/close detection signal input from the S801
Data input/output for EEPROM
Clock output for EEPROM 2K bits (software timing)
Chip select signal output for EEPROM
Line out jack detection signal input (fixed at “H”)
Key signal input from the remote commander
Not used
Favorite key signal input
Serial communication selector signal input from the IC801
Radio mode status signal output to the IC801
CD ON request signal input from the IC801 (Wakeup TU in sleep mode)
AVLS control signal output
TV-L (ch 2, 3 and 4) selection switch control signal output (not ured)
Key signal input from the function keys
Battery voltage detection signal input (external DC 1.6V as reference)
HiDC voltage detection signal input
DC reference of A/D converter (used for HiDC and batt detection with external DC 1.6V as reference)
Serial data input from the IC801
Serial data output to the IC801
Serial clock input from the IC801
Beep sound signal output to the headphone amplifier
Play key detection control signal output for CD mode (not ured)
HOLD switch detection signal input from the S903
BAND CONTROL 2 signal output
DC-in detection signal input
CD acknowledgement and status signal output to the IC801
Local/DX or Mono/Stereo ON-Off control signal output
Mega Bass 2 (sound mode) control signal output
TU test mode detection signal input (“L” : active)
Mega Bass 1 (sound mode) control signal output
BAND CONTROL 1 signal output
Radio power On/Off control signal output (VCO and IF amplifier block)
IF request signal output
Tuner muting control signal output
Not used (open)
TV/WB/FM/AM IF signal input
PLL error signal output
Not used (open)
