Panasonic RR-US550PP / RR-US550E Service Manual ▷ View online
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5 Location of Controls and Components
5.1.
Components of IC Recorder
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5.2.
Basic Operation
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6 Self-diagnostic/Doctor Mode
6.1.
Service Functions
6.1.1.
Test Mode
Purpose: To enter into Test Mode for checking and inspection of unit.
Procedures:
Procedures:
1. Set the recording position switch to “MANUAL” at the power off.
(Setting to “MANUAL” after turning on the power is OK.)
2. Slide [OPR/HOLD] switch to “OPR” side to turn on the power.
3. Set to “HOLD” mode by pushing [OPR/HOLD] button.
4. Input the below keys while displaying the “HOLD”.
3. Set to “HOLD” mode by pushing [OPR/HOLD] button.
4. Input the below keys while displaying the “HOLD”.
[MENU] --> [ERASE] --> [
] --> [VOL-]
Note : Input of these keys are done within two seconds while displaying “HOLD”.
5. All segments of LCD will Light up & the unit will enter into the Operation Check Mode. During the Operation Check Mode, the
Recording LED will be blinking.
6. To cancel Test Mode, power off the unit by removing batteries.
6.1.2.
USB Serial Number (ID) Confirmation Function
Purpose: To check USB Serial Number (ID) which is written in the NAND flash memory at the final process is confirmed in this
mode.
Procedures:
mode.
Procedures:
1. Enter into Test Mode, check all segments of LCD light up.
2. Press and hold [
2. Press and hold [
] for 10 seconds and the USB serial number which is written in NAND flash memory is displayed.
6.1.3.
Reset Function
Purpose:
• To reset to factory default setting.
• Only USB Serial Number (ID) is not initialized, and NAND flash memory is not formatted logically in this mode.
• Only USB Serial Number (ID) is not initialized, and NAND flash memory is not formatted logically in this mode.
Procedures:
1. Enter into Test Mode, check all segments of LCD light up.
2. Set the Recording position switch to “WIDE”.
2. Set the Recording position switch to “WIDE”.
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3. Press and hold [
] for 10 seconds and enter this mode.
Caution:
If the password is set, the password will be initialized.
Recording files and data files other than mp3 are erased.
Recording files and data files other than mp3 are erased.
6.1.4.
Password Deletion Function
Purpose: To retain the data of all folders only deleting the password when forgotten the password.
Procedures:
Procedures:
1. Enter into Test Mode, check all segments of LCD light up.
2. Press and hold [FOLDER] for 10 seconds and the password is automatically deleted.
2. Press and hold [FOLDER] for 10 seconds and the password is automatically deleted.
Caution:
Pressing the [FOLDER] for 10 seconds is invalid when the password is unset (because of no need to delete the pass-
word).
word).
6.1.5.
Repeat Recording Function
Purpose: To measure recording battery life.
Procedures:
Procedures:
1. Enter into Test Mode, check all segments of LCD light up.
2. Press and hold [ERASE] for 10 seconds and enter the repeat recording mode.
2. Press and hold [ERASE] for 10 seconds and enter the repeat recording mode.
Caution:
Recording mode, stereo/monaural and zoom setting are retained the final one before entering this mode. Therefore, can-
not set them in the repeat recording function.
not set them in the repeat recording function.
6.1.6.
Bad Blocks in the NAND Flash Memory Function
Purpose: To count the number of bad blocks in the NAND flash memory in order to evaluate the flash memory.
Procedures:
Procedures:
1. Enter into Test Mode, check all segments of LCD light up.
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