Sharp 20BM2 Service Manual - Page 4

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Y-DELAY
ADJ.
MODE
↓
Y-D TIME FOR PAL (TV) (DL-PT)
COLOUR OFFSET (PAL) (COL-OP)
↓
Y-D TIME FOR SECAM (TV) (DL-ST)
COLOUR OFFSET (SECAM) (COL-OS)
↓
Y-D TIME FOR N358 (TV) (DL-3T)
COLOUR OFFSET (NTSC358) (COL-O3)
↓
Y-D TIME FOR N443 (TV) (DL-4T)
COLOUR OFFSET (NTSC443) (COL-O4)
↓
Y-D TIME FOR B/W (TV) (DL-TV)
SHARPNESS OFFSET (PAL) (SHP-OP)
↓
Y-D TIME FOR PAL (AV) (DL-PA)
SHARPNESS OFFSET (SECAM) (SHP-OS)
↓
Y-D TIME FOR SECAM (AV) (DL-SA)
SHARPNESS OFFSET (NTSC358) (SHP-O3)
↓
Y-D TIME FOR N358 (AV) (DL-3A)
SHARPNESS OFFSET (NTSC443) (SHP-O4)
↓
Y-D TIME FOR N443(AV) (DL-4A)
↓
Y-D TIME FOR B/W (AV) (DL-AV)
*(Y-D : Y-DELAY)
MISC.
OPTION
MODE
↓
SOUND SYSTEM M (S-M)
NUMBER OF EXT AV SOURCE (AV)
↓
SOUND SYSTEM DK (S-DK)
FM WINDOW SELECTION (FMWS)
↓
SOUND SYSTEM I (S-I)
SOUND MUTE BIT 0 (SM0)
↓
SOUND SYSTEM BG (S-BG)
SOUND MUTE BIT 1 (SM1)
↓
PLAYBACK SECAM (P-SECAM)
THAI LANGUAGE (THA)
↓
FE (RF) NTSC 3.58 (F-N358)
ARABIC LANGUAGE (ARA)
↓
FE (RF) NTSC 4.43 (F-N443)
MALAY LANGUAGE (MAL)
↓
FE (RF) SECAM (F-SECAM)
CHINESE LANGUAGE (CHI)
↓
VIDEO MUTE AT IDENT LOSS (VMI)
FRENCH LANGUAGE (FRE)
↓
VIDEO MUTE AT PROGRAM
RUSSIAN LANGUAGE (RUS)
/SOURCE CHANGE (VMC)
↓
FORCED V-SYNC SLICING LEVEL(FSL)
HOTEL MODE (HTL)
↓
SYNC OF OSD (HP2)
REDUCED FM DEMODULATION
GAIN FOR BTSC SIGNAL (BTSC)
TUNER SELECTION (CPT)
↓
A
OFFSET
IC
ADJ.
OPTION
MODE
MODE
↓
↓
VERTICAL SCAN DISABLE(VSD)
↓
↓
BLACK STRETCH (BKS)
↓
↓
AUTO VOLUME LEVELING(AVL)
↓
↓
FAST FILTER IF-PLL(FFI)
↓
↓
ENABLE VERTICAL GUARD (EVG)
↓
↓
EHT TRACKING MODE (EHT)
↓
↓
OVERSCAN SWITCH OFF(OSO)
↓
↓
AUTO COLOUR LIMIT(ACL)
↓
FORCED COLOUR LIMIT(FCO)
A
B
↓
↓
BILINGUAL(BIL)
↓
↓
IF AGC SPEED BIT 0 (AGC0)
↓
↓
IF AGC SPEED BIT 1 (AGC1)
↓
↓
FOA Time Constant-RF (FOA-FE)
↓
↓
FOB Time Constant-RF (FOB-FE)
↓
↓
FOA Time Constant-AV (FOA-AV)
↓
↓
FOB Time Constant-AV (FOB-AV)
↓
↓
↓
↓
↓
↓
↓
B
4-1
USER DATA IN SERVICE MODE
* While SERVICE mode ON, EEPROM DATA will switch to the service data.
Also, once SERVICE mode OFF, EEPROM will switch back to previous USER DATA.
* In the service mode, the user data establish as below,
MODE
CONTRAST
MIN (1/60)
COLOUR
MIN (1/60)
BRIGHTNESS
MIN (1/60)
TINT
MIN (1/60)
SHARPNESS
MIN (1/60)
WHITE TEMP
STANDARD
S-VOLUME
MIN (1/60)
BLUE BACK
OFF
C SYSTEM
AUTO
S SYSTEM
*1
The flow of Mode lists as following,
* Direct Key-in Step1 Mode
RC COMMAND
FUNCTION
CONTRAST DOWN
COLOUR DOWN
BRIGHTNESS DOWN
TINT DOWN
SHARPNESS DOWN
SYSTEM
BLUEBACK
TIMER
CONTRAST UP
COLOUR UP
BRIGHTNESS UP
TINT UP TINT
SHARPNESS UP
USER DATA
*1 : For each CH, before
changing service mode
setting.
SERVICE-ITEM
AGC
V-LIN
V-AMP
V-CENT
H-CENT
EW / /
HB
S-COR
SUB-VOL
SUB-CON
SUB-COL
SUB-BRI
SUB TINT
SUB-SHP
4-2