Matsushita Electric SA -VK450EE, Service Manual

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This unit is equipped with functions for checking and inspecting namely: Self-Diagnostic and Test
Mode.
2.1. Service Mode Summary Table
The service modes can be activated by pressing various button combination on the player and remote
control unit.
Below is the summary of major checking:
Player buttons Remote control unit
buttons
Application Note
STOP 0 Error code display (Refer to the
section, “10.2.2
DVD Self
Diagnostic
Function-Error
Code”).
5 Jitter checking (Refer to the
section “10.2.1
Service Mode
Table 1 for more
information”).
6 Region display and mode (Refer to the
section “10.2.1
Service Mode
Table 1 for more
information”).
7 Micro-processor firmware version check
FUNCTIONS DVD laser drive current check
3 CD laser drive current check
Initial setting of laser drive current
Initialization of the player (factory setting is
restored.)
Used after replacement of micro-computer,
FLASH ROM IC, EEPROM and HDMI module.
8 Region and Firmware version display
ENTER DVD Module Reset
2.2. Service Mode Table 1
By pressing various button combinations on the player and remote control unit can activate the various
service modes for checking.
Special Note:
Due to the limitations of the no. characters that can be shown on FL Display, the “FL Display” button on
the remote control unit is used to show the following page. (Display 1 / Display 2).
2.2.1. Service Mode Table 1
2