Service manual

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SW01234567
Contents CLOCK OSD PON RFAGC MUTE MTS QSUR WEAK
Setup value 0 1 0 1 0 1 1 1
SW 8 9 A B C D E F
Contents BBE VMUTE VOL VCHIP CCAP SBASS SWOOFER CHILD
Setup value 1 1 1 1 1 1 0 0
CLOCK=1
External clock. Pins 12 and 24 are used as the
external clock ports OSC1 and OSC2
CLOCK=2
During when the normal OSD is displayed ->
HSYNC is the reference.
During when the closed caption is ON and
during asynchronous mode -> HSYNC is the
reference.
During when the closed caption is ON and
during synchronous mode -> VIDEO signal is
the reference.
During when the closed caption is OFF ->
HSYNC is the reference.
OSD=0 Eng + Spa
CSD=1 Eng + Spa + French
REAGC=0 REAGC=0 & wait 200 ms is used
REAGC=1 REAGC=0 & wait 200 ms is not used
MUTE=0 LMUTE & VOL=0
MUTE=1 LMUTE
This section described the 16 types of distinction switch and the contents that are set by these distinction switches.
SW_0 "CLOCK" [Selection of the OSD reference clock]
SW_1 "OSD" [Selection of the number corresponding to the
OSD language]
SW_2 "PON" [Term of the video mute during Power ON]
*This setup is not required depending on the production date.
In such a case, hyphen "-" is displayed.
SW_3 "RFAGC" [Selection of measure when RFAGC = 0]
When "wait 200 ms is used" is set, 200 ms delay is given after
the tuner is switched from external input to tuner and then
selection of stations starts.
SW_4 "MUTE" [Selection of audio mute methods]
SW_5 "MTS" [Use or not use of MTS]
MTS=0 Used
MTS=1 Not used
When MTS is used, only the remote controller is selected.
When MTS = 0 is selected, the remote controller is disabled and
discrimination of audio multiplexing is not implemented.
SW_6 "QSUR" [Use or not use of QSURROUND]
QSUR=0 Used
QSUR=1 Not used
When QSUR = 0 is selected, the remote controller is disabled.
At the same time, the SSURROUND items of the SOUND menu
are not displayed.
Then the blank columns are justified for data display.
[VOL]=0, [QSUR]=0, [BBE]=0, [SBASS]=0, [SWOOFER]=0.
In such cases, the SOUND menu is not displayed.
SW_7 "WEAK" [Use or not use of the sound mute under the
weak electric field]
WEAK=0 Used
WEAK=1 Not used
SW_8 " BBE" [Selection of BBE]
In the case of BBE = 0, pin-35 (BBE) outputs the CMOS "H"
signal.
When BBE = 0 is selected, the remote controller is disabled.
At the same time, the BBE items of the SOUND menu are not
displayed.
Then the blank columns are justified for data display.
[VOL]=0, [QSUR]=0, [BBE]=0, [SBASS]=0, [SWOOFER]=0.
In such cases, the SOUND menu is not displayed.
BBE=0 Used
BBE=1 Not used
PON=0 MUTE=2.7sec
PON=1 MUTE=5.4sec