Panasonic DMR-BW780EB Service Manual page 29

7.1.3. Service Modes at a glance
Service mode setting: While the power is off, press REC, CH UP and OPEN / CLOSE simultaneously for five seconds.
Mode name
Release Items Item of Service Mode executing is can-
celled.
Error Code Display Last Error Code of U/H/F held by Timer is
displayed on LCD.
*Details are described in "7.1.1. Self-Diag-
nosis Functions".
ROM Version Display 1. Region code (displayed for 5 sec.)
2. Main firm version (displayed for 5 sec.)
3. Timer firm version (displayed for 5 sec.)
4. Drive firm version (displayed for 5 sec.)
5. ROM correction version (displayed for 5
6. B00T2 version (displayed for 5 sec.)
7. B00T3 version (displayed for 5 sec.)
8. CDDB version (displayed for 5 sec.)
9. Voice version (left displayed)
Drive application check Checking whether the drive is applicable
drive or not.
Item
Description
sec.)
LCD display
If any error history does not exist,
[F00] is displayed.
1.
$: Region of DVD (Example: 1,2.....)
%: Region of BD (Example: A,B.....)
2.
3.
4.
5.
6.
7.
8.
9.
* are version displays.
When the drive is applicable drive.
When the drive is not applicable
drive.
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Key operation
(Remote controller key)
Press [0] [0] in service mode.
Press [0] [1] in service mode
Press [0] [2] in service mode
Press [0] [3] in service mode.