Panasonic SC-TM23

80
Pin No. Mark I/O Function
67 BLKCK O Subcode block clock
68 NRST I LSI reset input (L: RESET)
69 DVSS3 - Digital circuit GND 3
70 X2 O Crystal oscillator circuit
output
71 X1 I Crystal oscillator circuit
input
72 IOVDD2 I I/O power supply 2
73 DQSY O Pack signal output for CD-
Text data
74 TXTD O CDText signal output
75 TXTCK I External clock signal input
for CD-Text register
76 GIO0 I/O General purpose input/
output Terminal 0
77 GIO1 I/O General purpose input/
output Terminal 1
78 GIO2 I/O General purpose input/
output Terminal 2
79 GOUT0 O General purpose output
Terminal 0
80 GOUT1 O General purpose output
Terminal 1
21.2 IC7003 (AN8739SBTE2) Focus coil/
Tracking coil/ Traverse motor/ Spindle motor
drive
Pin No. Mark I/O Function
1 /RST O RESET output terminal
2 NC - N.C.
3 IN2 I Motor drive (2) input
4 PC2 I Turntable motor drive signal
(“L” :ON)
5 NC - N.C.
6 IN1 I Motor driver (1) input
7 PVCC1 - Power supply (1) for driver
8 PGND1 - Ground connection (1) for
driver
9 NC - N.C.
10 D1- O Motor driver (1) reverse-
action output
11 D1+ O Motor driver (1) forward-
action output
12 D2- O Motor driver (2) reverse-
action output
13 D2+ O Motor driver (2) forward-
action output
14 D3- O Motor driver (3) reverse-
action output
15 D3+ O Crystal oscillating circuit
input (f = 16.9344MHz)
16 D4- O Motor driver (4) reverse-
action output
17 D4+ O Motor driver (4) forward-
action output
18 NC - N.C.
19 PGND2 - Ground connection (2) for
driver
20 PVCC2 - Power supply (2) for driver
21 VCC - Power supply terminal
22 VREF - Reference voltage input
23 IN4 I Motor driver (4) input
24 IN3 I Motor driver (3) input
25 RSTIN I Reset terminal
26 NC - N.C.
21.3 IC2801 (CC2CBJG000564) System
Microprocessor
Pin No. Mark I/O Function
1 LM_1 I Level Meter Left
2 N.C. - No Connection
3 PLL_CE O PLL Chip Select
4 RDS_DAT I RDS Data
Input
5 RDS_CLK I RDS Clock Input
6 N.C. - No Connection
7 N.C. - No Connection
8 BYTE I External Data Bus Width
Select Input
9 CNVss/EFP_ - Flash Mode Terminal
CNVss (Connect to ground)
10 Xcin - 32.768 kHz Sub Clock
11 Xcout - 32.768 kHz Sub Clock
12 /RESET/EFP_ I Reset Input (ACTIVE L)
RESET
13 Xout - 10 MHz Main Clock
14 Vss - Ground (0V)
15 Xin - 10 MHz Main Clock
16 Vcc - Power Supply (+5V)
17 /NMI - Connect to Vcc (+5V)
18 RMT I Remote Control
Input
19 BLKCK I CD Block Clock Input
(Inverted)
20 SYNC I AC Failure Detect Input
21 ST/DO I Tuner IF Data/ Stereo
Input
22 SD I Tuner Signal Detect Input
23 Harmonic_ I/O *3 Harmonic Switch
SW (Active L)
24 SW_LVL 1 O *4 Sub-Woofer Level 1
25 SW_LVL 2 O *4 Sub-Woofer Level 2
26 ASP_DAT O ASP Data
27 ASP_CLK O ASP Clock
28 N.C. - No Connection
29 PLL_DATA O PLL DATA
30 PLL_CLK O PLLCLK
31 REG 8/EFP_ I Region Setting 8
RxD1 (Subwoofer)
32 REG 7/ EFP_ I Region Setting 7 (MIC)
RxD1
33 REG 6/EFP_ I Region Setting 6 (RDS)
SCLK
34 REG 5/ EFP_ I Region Setting 5 (Optical
BUSY Out)
35 REG 4 I Region Setting 4 (Deck
Mechanism)
36 REG 3 I Region Setting 3 (Tuner)
37 REG 2 I Region Setting 2 (Tuner)
38 REG 1 I Region Setting 1 (Tuner)
39 MUTE_H O HIC Mute
40 MUTE_A O Audio Mute
41 EE_CS/EFP_ O EEPROM Chip Select
/EPM
42 EE_CLK O EEPROM Clock
43 EE_DAT I/O EEPROM Data
44 N.C. - No Connection
45 N.C. - No Connection
46 PCONT/ EFP O Main Transformer Control
_/CE Output
47 DCDET I DC Detect Input
48-51 N.C. - No Connection
52 HALF_1 I Deck 1 Half Playback
Input
53 MODE_1 I Deck 1 Mode Playback
Input
54 SW_LED O *2 Sub Woofer LED
55 N.C. - No Connection
56 PLG1 O Deck 1 plunger control
57 PLG2 O Deck 2 plunger control
58 MTR I/O Deck motor control
(“L” for motor ON)