17 (DVD) CAUTION AFTER REPLACING PARTS
17.1. (DVD) AFTER REPLACING THE RAM DRIVE
After replacing of RAM drive unit, TEST mode is not necessary. Please confirm operation for RAM drive.
In this case, all parameters are initialized.
17.2. (DVD) AFTER REPLACING THE TIMER MICROPROCESSOR
When the unit does not operate normally after replacing the Timer Microprocessor or Main P.C.B. with new one, reset Timer
Microprocessor.
Step
Operation
Descriptions
1
While power is ON, short IC9706-4 pin (RESET_OUT) and the GND
momentarily.
“RESET (L)” is transmitted to the XRESET terminal of
Timer Microprocessor (IC9701-11 pin), then the unit
operates normally.
17.3. (DVD) AFTER REPLACING EEPROM (IC9705)
IC9705 has Clock setting data, Tuning data, Self-Diagnosis data (DVD & VHS) and VHS PG Shifter adjustment data.
Therefore after replacing IC9705, PG Shifter should be adjusted.
42
DMR-ES30VEG / DMR-ES30VEC / DMR-ES30VEB
Содержание DMR-ES30VEB
Страница 29: ...29 DMR ES30VEG DMR ES30VEC DMR ES30VEB ...
Страница 60: ...DMR ES30VEG DMR ES30VEC DMR ES30VEB 60 ...
Страница 68: ...DMR ES30VEG DMR ES30VEC DMR ES30VEB 68 ...
Страница 87: ...26 EXPLODED VIEWS 26 1 MECHANISM CASING PARTS 87 DMR ES30VEG DMR ES30VEC DMR ES30VEB ...
Страница 88: ...26 2 FRONT PANEL PARTS 88 DMR ES30VEG DMR ES30VEC DMR ES30VEB ...
Страница 89: ...26 3 VHS MECHANISM PARTS 89 DMR ES30VEG DMR ES30VEC DMR ES30VEB ...
Страница 90: ...26 4 PACKING ACCESSORIES 90 DMR ES30VEG DMR ES30VEC DMR ES30VEB ...