TUMJ ASSY
TUNER u-CON etc.
* TUFL u-con
There are 2 types of TUFL u-con IC for DVR-310-S.
(1) Flash type (It is possible to update the firmware.) [Service mode: F]
(2) Mask type (Part number label on the IC) [Service mode: M]
TUFL u-con IC is easily damaged by electrostatic discharge.
* EEPROM (IC2251)
For backup Tuner data.(Pre-set CH, AFT ON/OFF, Skip CH etc.)
Information about timed recording
Other information (state of Volume, remote control mode and last Input positions (Line/
Tuner etc)
* Lithium battery
Life time of battery is approx. 5 years.
Power of RTC and Backup SRAM are supplied by Lithium battery when AC cord is
disconnected.
Содержание DVR-210-S
Страница 2: ......
Страница 15: ...DVR 210 310 S BLOCK DIAGRAMS ...
Страница 23: ...Circuit Board Layout ...
Страница 27: ...BLOCK DIAGRAM TUMJ ASSY ...
Страница 31: ...MAIN ASSY ...
Страница 38: ...Power Supply Unit ...
Страница 41: ...DVD R RW Writer Unit ...
Страница 43: ......
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