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15
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5. Adjustment Test
5.1 I
2
C Bus Adjustment Test
5.1.1 Method of access bus adjustment test menu
Using remote controller, press “MUTE”, at same time presses “MENU” on Front cabinet “TEST”
characters can display on the TV set screen, i.e. the bus adjustment status has been entered, then press
“0”~”9” numeric key on the remote controller, and into corresponding adjustment menu. After
adjustment, exit the adjustment status according the same method. In addition, in case of normal use of
TV set, short-circuited the jumper W325 and W326 can enter the status “TEST”.
5.1.2 Explanation of adjustment test menu
[M0] MENU
•
When enter MENU0 adjustment test menu, CPU will automatically
set “Picture” to status of “Standard”, and close “Picture enhancement” setting.
Description:
TEST SIGNAL=0, receive TV signals.
TEST SIGNAL=1, receive white signals produced inside of CPU.
TEST SIGNAL=2, receive gray signals produced inside of CPU.
TEST SIGNAL=3, receive black signals produced inside of CPU.
TEST SIGNAL=4, receive pane and cross signals produced inside of CPU.
SOUND TRAP used for fine adjustment of sound trap frequency.
WOOFER for woofer control, ON is available.
[M1] MENU
•
MENU 1 setting
·
When enter MENU1 adjustment test menu, CPU will automatically
set “Picture” to status of “Standard”, and close “Picture enhancement” setting.
Description:
·
LA76814: when LA76814 used as main chip, set this item to ON.
·
PAL-M/PAL-N/NTSC: When LA 76812 used as main chip, the
color system is selected.
·
ENGLISH/ESPANOL/PORTUGUES: for screen language
selection: English/Espanol/ Portuguese.
[M2] MENU
•
MENU 2 setting
·
When enter MENU2 adjustment menu, CPU will automatically
set “Picture” to status of “Standard”, and close “Picture enhancement” setting .
Description:
·
AV2: set ON to available.
·
S-VIDEO: set ON to available.
·
OSD-CONT: Set the contrast of OSD.
·
WIDE/ZOOM: set the size of zoom.
MENU0
TEST SIGNAL
0
SOUND TRAP
0
CPU VOLUME
1
WOOFER
OFF
MENU1
LA76814
ON
PAL_M
OFF
PAL-N
OFF
NTSC
OFF
ENGLISH
ON
ESPANNOL ON
PORTUGUES ON
MENU2
AV2
OFF
S-VIDEO OFF
START-ON
OFF
OSDCONT
1
WIDE
20
ZOOM 95
Summary of Contents for 2168
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