Panasonic SA-HT743P, Service Manual

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9 Self-Diagnosis and special mode setting
9.1. 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,
“9.3 DVD Self Diagnostic
Function-Error Code”).
5 Jitter checking (Refer to the section
“13.4 Optical
adjustment”).
6 Region display and mode (Refer to the section “9.2
Service Mode Table 1 for
more information”).
7 Micro-processor firmware version check
FUNCTIONS DVD laser drive current check (Refer to the item “9.2.1.
Optical Pick-up Self-
Diagnosis”).
3 CD laser drive current check
PAUSE Writing of laser drive current value after replacement of optical
pickup (Do use this function only when optical pickup is
replaced.)
Initialization of the player (factory setting is restored.)
Used after replacement of micro-computer, FLASH ROM IC,
EEPROM and HDMI module.
8 DVD HDMI Module firmware version check
ENTER DVD Module Reset.
9.2. 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).
22
SA-HT740P / SA-HT740PC