Marantz SA8004/K1SG Service Manual page 71

PIN PORT NAME
15 TRCIOC TRY_CLS
16 P5_2 DIR_XMODE
17 P5_1 DAC_GAIN
18 P5_0 INVERT_LED
19 P9_3 SUSPEND
20 P9_2 STB_LED
21 P9_1 -
22 P9_0 -
23 P2_7 SIDE_LED_OFF
24 P2_6 DIS_SO
25 P2_5 DIS_SCL
26 P2_4 DIS_CS
27 P2_3 DIS_RESET
28 P2_2 IR_IN
29 P2_1 MOD_XDVDRST
30 P2_0 MOD_XREADY
31 INT1 MOD_ACK
32 CLK0 MOD_SCLK
33 RXD0 MOD_MDATA
34 TXD0 MOD_SDATA
35 P8_7 -
36 P8_6 SACD_USB
37 P8_5 DAC_RESET
38 P8_4 CUT_DIG
39 P8_3 AUDIO_MUTE
40 P8_2 STBY_CNT
41 P8_1 DIS_OFF
42 P8_0 DVD_POWER
43 P6_0 IPOD_ERR
44 P4_5 LCD_LED_OFF
45 TXD1 UART_TX
46 RXD1 UART_RX
47 CLK2 USB_SCK
48 RXD2 USB_SI
49 TXD2 USB_SO
50 P3_1 USB_RTS
51 P3_0 USB_RESET
52 P3_6 USB_STBY_B
53 INT2 USB_CTS
54 KI3 USB_DDI
55 KI2 DIR_INT
56 KI1 STB_IR
57 KI0 POWER_DET
58 P7_7 -
59 P7_6 -
60 P7_5 USB DAC RES
61 P7_4 -
62 7_3 AUTO_STB
63 P7_2 -
64 P7_1 -
65 P7_0 -
I/O
INITIAL
NOR
STBY
MAL
O I L TRAY CLOSE OUTPUT PWM OUTPUT
O I L DIR RESET OUTPUT
O I L DAC GAIN CHANGE OUTPUT
I I L BALANCE OUTPUT POLARITY DISPLAY LED
I I - USB DAC ENABLE SIGNAL
O O H STANDBY LED OUTPUT
O I H -
O I H -
I I L FRONT PANEL BLUE LED ON/OFF OUTPUT
O I H FLD/LCD DATA OUT PUT
O I H FLD/LCD CLOCK OUT PUT
O I H FLD/LCD CHIP SELECT OUT PUT
O I L FLD/LCD RESET OUT PUT
I I - REMOTE CONTROL INPUT
O I L MECHANISM MODULE RESET OUTPUT
O I H MECHANISM MODULE XRDY OUTPUT
I I - MECHANISM MODULE ACK INPUT
I I - MECHANISM MODULE COMMUNICATION CLOCK INPUT
I I - MECHANISM MODULE COMMUNICATION DATA INPUT
O I L MECHANISM MODULE COMMUNICATION DATA OUTPUT
I I - -
O I L THE SIGNAL CHANGE OF USB AND SACD
O I L DAC RESET OUTPUT
O I L DIGITAL OUT ON/OFF CONTROL
O I H ANALOG OUT MUTE CONTROL SIGNAL
O O H STANDBY CONTROL SIGNAL
O I L DISPLAY OFF LED OUTPUT
O I H MECHANISM MODULE POWER SUPPLY CONTROL
I I - ISOCRONOS COMMUNICATION ERROR DETECTION
I I L LCD BACK LIGHT-OFF SIGNAL
O I H FOR EXTERNAL UART COMMUNICATION
I I - FOR EXTERNAL UART COMMUNICATION
O I H USB IC COMMUNICATION CLOCK INPUT
I I - USB IC COMMUNICATION DATA INPUT
O I H USB IC COMMUNICATION DATA OUTPUT
O I H USB IC COMMUNICATION REQUEST OUTPUT
O I L USB IC RESET OUTPUT
O I H USB IC STANDBY CONTROL OUTPUT
I I - USB IC COMMUNICATION REQUEST INPUT
I I - USB IC ERROR DETECTION
I I - DIR IC INTERRUPT REQUEST INPUT
I I - STANDBY RETURN INPUT
I I - POWER DOWN DETECTION
O I L -
O I L -
O I L USB DAC RESET OUTPUT SIGNAL
O I L
I I L NO AUDIO SIGNAL DETECTION
I I -
I I -
I I -
71
FUNCTION