XV-EV61
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7.1.6 SEQUENCE AFTER POWER ON
Reset Start
Demonstration mode ?
Yes : Power ON
Yes
No
No
Microcomputer
initialization
Model
identification
Standby setting
• It starts when the XRESET terminal (Pin 8) is "H" level.
• The inputs to Pins 15 are inspected and the model identification is performed.
Demonstration mode
permission
Demonstration mode
System power supply on
DVD microcomputer start-up
Relay release
Demonstration mode
or Normal power ON mode
• The level of the SYSPOW terminal (Pin 91) is "H".
• Only in DVD function, the level of the XDVD RESET terminal (Pin 67) is "H".
• The speaker relay is turned on about four seconds after the power is turned on.
• The level at the RELAY ON/OFF terminal (Pins 86 and 87) are "H."
• The conditions are different depending on whether the headphones are connected
via the Headphones jack, or on the DSP mode.
• If no pulse is input to the AC terminal (Pin 4) for about 60 msec when the microcomputer is in Memory Backup mode,
it will not do any processing.
• The unit will recover from Memory Backup mode if a reset command is input to the XRESET terminal (Pin 8).
• The system mute is released about four seconds after the power is turned on.
The level of the XSYSMUTE terminal (Pin 94) is "L".
• Muting is not released in the following cases.
• When the main volume is 0.
• Whether Demonstration mode is entered or not can be
determined by inspecting the backup data.
• The default setting is "Demonstration mode OK."
Standby
Initialization routine
Main loop processing
Microcomputer IC (PDC108A) (IF/AF Assy : IC5501)
Содержание XV-EV31
Страница 34: ...XV EV61 34 1 2 3 4 1 2 3 4 C D F A B E 3 7 DVDM ASSY 3 3 B 3 3 B 2 3 ...
Страница 50: ...XV EV61 50 1 2 3 4 1 2 3 4 C D F A B E 3 15 MIC ASSY J H P ASSY XWZ3731 O O K CN3008 JA5401 JA5402 ...
Страница 55: ...XV EV61 55 5 6 7 8 5 6 7 8 C D F A B E AUDIO SIGNAL ROUTE FL M The power supply is shown with the marked box ...
Страница 58: ...XV EV61 58 1 2 3 4 1 2 3 4 C D F A B E 3 19 PRIMARY ASSY P J3009 K 1SS133 1SS133 ...