Sharp CX51TXZ, Service Manual

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4
4-1 4-2
CX51TXZ
FORWARD : CH DOWN key
REVERSE : CH UP key
STEP 2
SUB BRIGHT (SUB BRI)
SUB COLOUR (SUB COL)
SUB TINT (SUB TINT)
V-AMP 60 Hz (V-AMP60)
V-LINE 60 Hz (V-LINE60)
V S-CORRECT 60Hz (V S-CORR60)
V-PHASE 60 Hz (V-CENTER60)
H-PHASE 60 Hz (H-CENTER60)
SUB ADJUST mode 60 Hz ADJUST mode
SUB SHARPNESS (SUB SHARP)
Y SUB CONTRAST (Y SUB CONT)
V-BLK START (V-BLK ST60)
V-BLK STOP (V-BLK SP60)
COLOUR PAL PARAMETER (COL PAL)
COLOUR SECAM PARAMETER (COL SECAM)
COLOUR NTSC PARAMETER (COL NTSC)
N358 SHARPNESS (SHARP N358)
AV TINT PARAMETER (AV TINT)
AV SHARPNESS PARAMETER( AV SHARP)
ANR COLOUR STEP1 (ANR COL1)
ANR COLOUR STEP2 (ANR COL2)
ANR SHARPNESS STEP1 (ANR SHARP1)
ANR SHARPNESS STEP2 (ANR SHARP2)
* ( ) means OSD display.
Following MODES (STEP 2) can be switched by pressing LANG key (2 sec).
Press LANG Key for switch back STEP 1.
The data of STEP 2 is fixed, do not change without specific indication.
AGC SW (AGC)
AGC GAIN (GAIN)
WHITE TEMP (W.T.)
FM LEVEL (FM LV)
IGR LEVEL (IGR LV)
NICAM B/G LEVEL(B/G LV)
NICAM I LEVEL (I LV)
NICAM D/K LEVEL(D/K LV)
IGR GAIN (IGR)
LOWER ERROR (LOW ERR)
UPPER ERROR (UP ERR)
INTERNAL/EXTERNAL FM (FM)
AUTO MUTE (AM)
SUB CONTRAST (SUB CONT)
V-BLK STOP (V-BLK SP50)
V-BLK START (V-BLK ST50)
SEARCH SPEED (SEARCH)
AGC LEVEL (AGC LEVEL)
AGC SW (AGC SW)
BASS LEVEL (BASS LEVEL)
BASS SW (BASS SW)
Y-DELAY NTSC (DT NTSC M)
Y-DELAY SECAM (DT SECAM IDK)
Y-DELAY SECAM (DT SECAM BG)
Y-DELAY PAL (DT PAL IDK)
Y-DELAY PAL (DT PAL BG)
IC SELECTION (IC)
MODE USER DATA
CONTRAST MAX (64/64)
COLOUR CENT (32/64)
BRIGHTNESS CENT (32/64)
TINT CENT (32/64)
SHARPNESS CENT (32/64)
WHITE TEMP CENT (32/64)
S-VOLUME MIN (1/64)
BLUE BACK OFF
C SYSTEM AUTO
S SYSTEM *1
MODE KEY-IN KEY
H-CENTER* PICTURE
V-CENTER* TEXT
V-AMP* INDEX
V S CORR* RED
V-LINE* GREEN
SUB COLOUR TIMED PAGE
SUB BRIGHT SIZE
SUB TINT HOLD
R-Y YELLOW
B-Y CYAN
*1 : For each CH, before changing
service mode setting.
The flow of Mode lists as following,
* Direct Key-in Step1 Mode
PIN 31 PIN14 NICAM AV FAV. BIL C-SYS S-SYS AUTO MODEL
B/G I D/K CH SELECT
L L ON OFF OFF 2 ON OFF PSN ON OFF SN5
H L OFF ON OFF 2 OFF OFF PSN ON OFF SN8
L H ON ON ON 2 OFF OFF PSN ON OFF SN9
H H READ OUT EEPROM
INITIAL EEP ON OFF OFF 2 ON ON P OFF OFF FREE
While Pins (31), (14) of Micro are at H/H status in service mode, MENU Key can be used for setting data.
Check OSD display the model name, after the factory initial setting at CH1.
(A3HE51TXZ: Please confirm “SN5”, but no NICAM and IGR.)
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,
* Depend on reception signal 50/60 Hz.
OPTION INITIAL SETTING
Use the two ports of Micro for OPTION setting.