Pioneer HTZ-7 VisionPlus, Руководство по обслуживанию

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HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7
104
No. Symbol Name I/O Description
1 G1/A1 ––––– OUT ––––––––––
2 G0/A0 ––––– OUT ––––––––––
3 NC ––––– –– 5V
4 PE0/INT0/EC0 ––––– IN 5V
5 PE1/INT1/EC1 AC_PULSE IN AC pulse input (interrupt use)
6 PE2/INT2 SYSBUS_CLOCK IN System bus clock input (interrupt use)
7 PE3/INT3/NM1 AC3_REQ IN Communication request from the AC3 board, “L”: Communication request (interrupt use)
8 PE4/RMC REM_IN IN Remote control input
9 PE5 TEST_MODE IN Test mode when L at the time of power ON
10 PE6/PWM ––––– OUT ––––––––––
11 PE7/TO/ADJ ––––– OUT ––––––––––
12 PC0/KR0 ––––– OUT ––––––––––
13 PC1/KR1 FL_DATA OUT FL driver data
14 PC2/KR2 DEM_LOCK IN When the modulator IC is locked to the RF signal, “L” Input
15 PC3/KR3 DIR_LOCK IN When DIR is locked to the digital input signal, “L” Input
16 PC4/KR4 SYSBUS_DI IN System bus data input [ for ID (priority) confirmation ]
17 PC5/KR5 SYSBUS_DO IN/OUT System bus data output
18 PC6/KR6 SYSBUS_REQ IN/OUT System bus REQ I/O (input except at the time of transmission)
19 PC7/KR7 FL_CLK OUT FL diver clock
20 PB0/CINT FL_CE OUT FL driver address/data status
21 PB1/CS0 AC3_CS OUT Chip selection for AC-3 board communication
22 PB2/SCK0 AC3_CLK OUT Serial clock for AC-3 board communication
23 PB3/SI0 AC3_OUT IN Serial data input for AC-3 board communication
24 PB4/SO0 AC3_DATA OUT Serial data output for AC-3 board communication
25 PB5/SCK1 DISP_CLOCK IN Clock input for display communication
26 PB6/SI1 DISP_DATA IN Data input for display communication
27 PB7/SO1 DISP_REQ IN REQ output for display communication
28 AVref ––––– –– 5V
29 PA0/AN0 HP_SW IN Headphone insertion detection
30 PA1/AN1 DC DETECT IN Power supply trouble detection AD
31 PA2/AN2 TEMP_HI1 IN Temperature rise detection, amplifier 1
32 PA3/AN3 TEMP_HI2 IN Temperature rise detection, amplifier 2
33 PA4/AN4 ––––– OUT ––––––––––
34 PA5/AN5 ––––– OUT ––––––––––
35 PA6/AN6 ––––– OUT ––––––––––
36 PA7/AN7 OL_DET IN Overcurrent detection
37 AVss GND –– ––––––––––
38 RST RESET –– ––––––––––
39 EXTAL ––––– –– Oscillator 7.70MHz
40 XTAL ––––– –– Oscillator 7.70MHz
41 Vss GND –– ––––––––––
42 TX OPEN_GND –– ––––––––––
43 TEX GND –– ––––––––––
44 VDD ––––– –– 5V
45 Vfdp ––––– –– ––––––––––
46 PD0/A55 AD/DIR OUT Master/Slave selection, “L”: Analog, “H”: Digital
47 PD1/A54 ––––– OUT ––––––––––
48 PD2/A53 AC3_RST OUT AC-3 board: Reset
49 PD3/A52 AC3_BST OUT AC-3 board: Bootstrap
PDG250A (IC8501: MAIN ASSY)
System Micro-computer (for Subwoofer)
Pin Function