Pioneer HTZ-7 VisionPlus, Руководство по обслуживанию

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HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7
102
No. Symbol Name I/O Description
1 G1/A1 ––––– OUT ––––––––––
2 G0/A0 ––––– OUT ––––––––––
3 NC ––––– –– ––––––––––
4 PE0/INT0/EC0 ––––– IN ––––––––––
5 PE1/INT1/EC1 ––––– IN ––––––––––
6 PE2/INT2 ––––– IN ––––––––––
7 PE3/INT3/NM1 ––––– IN ––––––––––
8 PE4/RMC SR_IN IN SR input
9 PE5 TEST_MODE IN Test mode when this port is “L” at the time of power ON
10 PE6/PWM AUDIOSW_STAT3 OUT AV switching strobe 3 (DIGITAL system)
11 PE7/TO/ADJ AUDIOSW_STAT1 OUT AV switching strobe (AUDIO system)
12 PC0/KR0 AUDIOSW_STAT2 OUT AV switching strobe 2 (VIDEO system)
13 PC1/KR1 AUDIOSW_DATA OUT Function switching IC data
14 PC2/KR2 AUDIOSW_CLK OUT Function switching IC clock
15 PC3/KR3 ––––– OUT ––––––––––
16 PC4/KR4 SYSBUS_DI IN System bus data input [ for ID (priority) confirmation ]
17 PC5/KR5 SYSBUS_DO IN/OUT System bus data I/O (input except at the time of transmission)
18 PC6/KR6 SYSBUS_REQ IN/OUT System bus REQ I/O (input except at the time of transmission)
19 PC7/KR7 SYSBUS_CLK OUT System bus CLK output (always communication master)
20 PB0/CINT DVD_XRDY OUT DVD-READY
21 PB1/CS0 DVD_LT1 IN DVD latch
22 PB2/SCK0 DVD_XSCK OUT DVD serial data CLK
23 PB3/SI0 DVD_SI IN DVD serial data IN
24 PB4/SO0 DVD_SO OUT DVD serial data OUT
25 PB5/SCK1 DISP_CLK OUT Display communication transmission clock output
26 PB6/SI1 DISP_REQ_MD OUT Display communication REQ to MD
27 PB7/SO1 DISP_DATA OUT Display communication transmission data output
28 PI0 ––––– IN ––––––––––
29 PA0/AN0 KEY_IN IN AD input for main unit key input
30 PA1/AN1 SLEEP IN AD input for confirmation of microcomputer power supply 5.6 V DOWN (for backup)
31 PA2/AN2 FAN DET IN AD input for confirmation of heat dissipation fan operation
32 PA3/AN3 3.3V DET IN AD input for confirmation of DVD power supply 3.3 V DOWN (for sag correspondence)
33 PA4/AN4 MS1 IN AD input for destination switching, 0: J/1: KU
34 PA5/AN5 AD_OVL IN AD input overload detection AD input
35 PA6/AN6 AV_5.6V IN AD input for confirmation of AV center 5.0 V power supply DOWN
36 PA7/AN7 XSTEREO/TUNED IN ADL for TUNER stereo reception OK/reception OK
37 PI1 ––––– –– GND
38 RST ––––– –– Reset
39 EXTAL ––––– –– Oscillator 16 MHz
40 XTAL ––––– –– Oscillator 16 MHz
41 Vss ––––– –– GND
42 PI2/TX ––––– –– GND
43 PI3/TEX ––––– –– GND
44 VDD ––––– –– 5V
45 Vfdp ––––– –– GND
46 PD0/A55 TX_DI (OUT) OUT TUNER data output
47 PD1/A54 TX_CLOCK OUT TUNER clock output
48 PD2/A53 TX_CE OUT TUNER CE output
49 PD3/A52 TX_MUTE OUT TUNER mute output
PDG251A (IC5501: MOTHER ASSY)
System Micro-computer (for AV center)
Pin Function