Panasonic SC-TM23 Service Manual

Contents

Panasonic SC-TM23 Service Manual Manual pdf 80 page image

80Pin No. Mark I/O Function67 BLKCK O Subcode block clock68 NRST I LSI reset input (L: RESET)69 DVSS3 - Digital circuit GND 370 X2 O Crystal oscillator circuitoutput71 X1 I Crystal oscillator circuitinput72 IOVDD2 I I/O power supply 273 DQSY O Pack signal output for CD-Text data74 TXTD O CDText signal output75 TXTCK I External clock signal inputfor CD-Text register76 GIO0 I/O General purpose input/output Terminal 077 GIO1 I/O General purpose input/output Terminal 178 GIO2 I/O General purpose input/output Terminal 279 GOUT0 O General purpose outputTerminal 080 GOUT1 O General purpose outputTerminal 121.2 IC7003 (AN8739SBTE2) Focus coil/Tracking coil/ Traverse motor/ Spindle motordrivePin No. Mark I/O Function1 /RST O RESET output terminal2 NC - N.C.3 IN2 I Motor drive (2) input4 PC2 I Turntable motor drive signal(“L” :ON)5 NC - N.C.6 IN1 I Motor driver (1) input7 PVCC1 - Power supply (1) for driver8 PGND1 - Ground connection (1) fordriver9 NC - N.C.10 D1- O Motor driver (1) reverse-action output11 D1+ O Motor driver (1) forward-action output12 D2- O Motor driver (2) reverse-action output13 D2+ O Motor driver (2) forward-action output14 D3- O Motor driver (3) reverse-action output15 D3+ O Crystal oscillating circuitinput (f = 16.9344MHz)16 D4- O Motor driver (4) reverse-action output17 D4+ O Motor driver (4) forward-action output18 NC - N.C.19 PGND2 - Ground connection (2) fordriver20 PVCC2 - Power supply (2) for driver21 VCC - Power supply terminal22 VREF - Reference voltage input23 IN4 I Motor driver (4) input24 IN3 I Motor driver (3) input25 RSTIN I Reset terminal26 NC - N.C.21.3 IC2801 (CC2CBJG000564) SystemMicroprocessorPin No. Mark I/O Function1 LM_1 I Level Meter Left2 N.C. - No Connection3 PLL_CE O PLL Chip Select4 RDS_DAT I RDS DataInput5 RDS_CLK I RDS Clock Input6 N.C. - No Connection7 N.C. - No Connection8 BYTE I External Data Bus WidthSelect Input9 CNVss/EFP_ - Flash Mode TerminalCNVss (Connect to ground)10 Xcin - 32.768 kHz Sub Clock11 Xcout - 32.768 kHz Sub Clock12 /RESET/EFP_ I Reset Input (ACTIVE L)RESET13 Xout - 10 MHz Main Clock14 Vss - Ground (0V)15 Xin - 10 MHz Main Clock16 Vcc - Power Supply (+5V)17 /NMI - Connect to Vcc (+5V)18 RMT I Remote ControlInput19 BLKCK I CD Block Clock Input(Inverted)20 SYNC I AC Failure Detect Input21 ST/DO I Tuner IF Data/ StereoInput22 SD I Tuner Signal Detect Input23 Harmonic_ I/O *3 Harmonic SwitchSW (Active L)24 SW_LVL 1 O *4 Sub-Woofer Level 125 SW_LVL 2 O *4 Sub-Woofer Level 226 ASP_DAT O ASP Data27 ASP_CLK O ASP Clock28 N.C. - No Connection29 PLL_DATA O PLL DATA30 PLL_CLK O PLLCLK31 REG 8/EFP_ I Region Setting 8RxD1 (Subwoofer)32 REG 7/ EFP_ I Region Setting 7 (MIC)RxD133 REG 6/EFP_ I Region Setting 6 (RDS)SCLK34 REG 5/ EFP_ I Region Setting 5 (OpticalBUSY Out)35 REG 4 I Region Setting 4 (DeckMechanism)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 Mute40 MUTE_A O Audio Mute41 EE_CS/EFP_ O EEPROM Chip Select/EPM42 EE_CLK O EEPROM Clock43 EE_DAT I/O EEPROM Data44 N.C. - No Connection45 N.C. - No Connection46 PCONT/ EFP O Main Transformer Control_/CE Output47 DCDET I DC Detect Input48-51 N.C. - No Connection52 HALF_1 I Deck 1 Half PlaybackInput53 MODE_1 I Deck 1 Mode PlaybackInput54 SW_LED O *2 Sub Woofer LED55 N.C. - No Connection56 PLG1 O Deck 1 plunger control57 PLG2 O Deck 2 plunger control58 MTR I/O Deck motor control(“L” for motor ON)