Sanyo DP42848 Service Manual

Also see for DP42848: Owner's manual Owner's manual

— 42 —CONTROL PORT FUNCTIONSSystem Control (CPU : IC800)Pin Name Function I/O Description1 P12/SCK0 Reserve OUT (OPEN)2 P13/SO1 Reserve OUT (OPEN)3 P14/SI1/SB1 IIC-BUS for NV I/O DATA Active ‘L’ for IIC data NV4 P15/SCK1 IIC-BUS for NV OUT CLOCK Active ‘L’ for IIC clock NV5 P16/T1PWML REG SW2 OUT REG SW2 (ON:High OFF:Low)6 P17/T1PWMH/BUZ REG SW3 OUT REG SW3 (ON:High OFF:Low)7 PWM2 Reserve OUT (OPEN)8 PWM3 (Vcc) IN (Reserve)9 VDD2 Power IN IN 5V(5Vdc±10%)10 VSS2 Vss IN GND(0Vdc)11 P00 Category2 IN Hard option12 P01 Category1 IN Hard option13 P02 Category0 IN Hard option14 P03 Panel Size2 IN Hard option15 P04 Panel Size1 IN(OUT) Hard option16 P05/CKO Panel Size0 IN(OUT) Hard option17 P06/T6O LED CNTRL OUT LED control Power on:High, Standby:Low18 P07/T7O TV Relay out OUT POWER Relay SW ON:High OFF:Low19 P20/UTX/INT4/T1IN UART OUT OUT Digital Module microcomputer piece confidence20 P21/URX/INT4/T1IN UART IN IN Digital Module microcomputer piece confidence21 P22/INT4/T1IN PC Standby LED OUT (OPEN)22 P23/INT4/T1IN Audio MUTE OUT MUTE ON:High OFF:Low23 P24/INT5/T1IN Power Fail-2 IN IN LVDS Power Fail24 P25/INT5/T1IN Reserve OUT (OPEN)25 P26/INT5/T1IN Reserve IN (GND)26 P27/INT5/T1IN Reserve OUT (OPEN)27 PB7 RESET_TV OUT Low(Reserve)28 PB6 VS_DET IN (GND)29 PB5 GonS_DET IN (GND)30 PB4 Reserve OUT (OPEN)31 PB3 Reserve OUT (OPEN)32 PB2 Power Fail-1 IN IN TV Power Error (L)/Others (H)33 PB1 Reserve OUT (OPEN)34 PB0 Solution IN Solution Option (High:US1H Low:US1F)35 VSS3 Vss IN GND(0Vdc)36 VDD3 Power IN IN 5V(5Vdc±10%)37 PC7 DBGP2 IN Terminal for De-Bug 338 PC6 DBGP1 I/O Terminal for De-Bug 239 PC5 DBGP0 I/O Terminal for De-Bug 140 PC4 CLK IN Writing on bord (CLK)41 PC3 DATA0 I/O Writing on bord (DATA0)42 PC2 ENA/DATA1 I/O Writing on bord (ENA/DATA1)43 PC1 Ack out OUT For factory use44 PC0 STATUS in IN For factory use45 P86/AN6 Reserve OUT (OPEN)46 P85/AN5 Reserve OUT (OPEN)47 P84/AN4 Reserve IN GND or Pull-up48 P83 M_OUT MUTE OUT Monitor Out Mute MUTE ON:Low OFF:High49 P70/INT0/T0LCP/AN8 LINE OFF IN Detect AC Voltage Reduction (Normal: High)50 P71/INT1/T0HCP/AN9 Reserve OUT (OPEN)51 P72/INT2/T0IN Reserve OUT (OPEN)