Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic DVD DMR-EH56 PQ-347

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>> Download PQ-347 documenatation <<

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*****Firmware_History*****

PQ-347
1.Improved for the market claim about recording switch between ARD and ZDF channel.

PQ-346
In case DIRECT TV REC start from standby, noise is recorded.
(Occurring Condition: Quick Start = ON, Adjustment channel with offset frequency (not center frequency) in CATV.
Offset frequency = +250kHz ~ +1.25MHz or +1.85MHz ~ +2.9MHz
Under above condition, when DIRECT TV REC starts from standby, sound carrier is recorded by influence of adjacent channel.

PQ-345
Noise is sometimes recorded in timer recording from standby (Quick Start=off) condition when the problem caused
1. Quick Start=off
2. CATV, adjacent channel exist.
When tuning search (AFC) to tune the program channel at start of timer recording, nose frequency select with mistake by influence of adjacent channel.

PQ-344
Improved drive firmware. (to S211 from S210).
Improved temperature problem of motor driver IC for over 6x.

PQ-328
Performances improved are 
1.Playback jitters by countermeasure against OPU oscillation.
2. Change of equalizer setting at playback of DVD-R 12x/16x.
3. OPU oscillation detection function was added.

PQ-327
Performances improved are 
1. 2nd programme title becomes partly wrong when programme which exceed 8hours recorded.

PQ-325
Performances improved are 
1. Countermeasure against matter that DDR memory setting is not initialized after copying to RW with High Speed when ROM disc (like DVD-Video etc.) is left on drive.
2. Countermeasure against matter that Finalize menu does ot appear when tray open after pushing close of tray with hand in Quick atart ON.
3. Countermeasure against matter that host channel is recorded when recording down stream from TV by DIRECT TVREC during EPG download or search of host channel.
4. Countermeasure against matter that DIRECT TVREC does not start after releasing power save to off.
5. A part of Cyrillic phont (Russian)  Divx Text is modified. 
6. Countermeasure for U99 in factory mode. 

PQ-322
Performances improved are 
1. Countermeasure against hung up by power failure (EB/EBL/EE/GC/GCA/GCS/GN).
For MP1st (EC/EG).

PQ-320
For MP1st(EE/EP/GC/GCA/GCS/GN).



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