Toshiba T08 Debugging Instructions
CPU: 8873CSCNG6PR6
(Applicable Models: T08X-21A)
Contents:
1. Method for Entering/Exiting Factory Mode
2. White Balance Adjustment
3. F1~F7 Factory Debugging Menu Explanation
4. F8~F15 Factory Debugging Settings Menu Explanation
5. LOGO Editing Method
6. Child Lock Function
7. Single Key Search
8. Favorite Channels
9. F8~F15 Factory Settings Menu Explanation
10. F16~F18 Factory Settings Menu Explanation
11. Brief Description of Main Chip Pin Functions
Prepared by: Reviewed by: Standardized by: Approved by:
1. Method for Entering/Exiting Factory Mode
1) Aging Mode
A. User Remote Control
1) Press the "MENU" key to go to the channel search menu;
2) Press the "CH-" key to select the standby channel number;
3) Enter aging mode by pressing the numeric keys "2 4 8 3", "6483", or "6568"; the screen will display "factory".
B. Using the Factory Debugging Remote Control:
1) Press the "D-mode" (factory key) directly to enter aging mode; the screen will display "factory".
Note:
In factory mode or aging mode, press "SYS", "Sound Effect Mode", "sleep" to directly adjust data; the screen will display the corresponding menu + factory. Press "MENU" to display the main menu for adjusting various data items. All analog quantities are stepped in units of 50, and the channel search speed doubles. To exit data debugging, press "DISP" to exit; the screen will only display "factory".
2) Entering Factory Mode
A. User Remote Control:
1) First enter aging mode, then in aging mode, press "DISP" to exit "factory" and enter white balance mode.
2) In white balance mode, press numeric keys 1, 2, 3, 4, 5, 6, 7, DISP to enter factory mode.
B. Using the Factory Debugging Remote Control:
1) Press the "D mode" key three times (factory key) to enter the factory debugging menu.
3) Exiting Factory Mode
1) Press "DISP" to exit the factory menu;
2) Press the power switch to exit factory mode. However, upon rebooting, the "factory" mode is retained.
2. White Balance Adjustment
A. Method for Entering White Balance State:
1) In aging mode, press the "Disp" key to exit "factory" and enter white balance mode.
2) Press the "Factory" key twice to enter white balance mode.
3) In factory debugging mode, press the numeric key "0" to return to white balance mode.
B. Accelerator Adjustment: In white balance mode, press the "MUTE" or "-/--" key to display a horizontal bright line. Adjust the accelerator so that the bright line just becomes visible, then press "MUTE" or "-/--" again to exit;
C. Manual White Balance Adjustment: Enter the white balance state, use P+/P- to select settings, V+/V- keys to adjust setting values.
Shortcut keys for manual white balance adjustment under the horizontal bright line:
"Numeric keys 1, 4" Adjust red bias voltage
"Numeric keys 2, 5" Adjust green bias voltage
"Numeric keys 3, 6" Adjust blue bias voltage
D. Automatic White Balance Instrument Adjustment:
Debugging Interface: XS102-WB (5V, GND, SCL, SDA)
Bus Release: After entering factory mode by pressing the "Factory" key, press the "AV" key to release the bus control to the automatic white balance instrument. The screen will display "BUS OFF". After adjustment, press "AV" to return to factory mode, then press the "Factory" key once more to return to normal mode.
Corresponding Register Sub-addresses for 24C08 and 8873CSCNG6PR6:
Decoding Address
Storage Address
R cut off
8
2D (45)
G cut off
9
2E (46)
B cut off
A
2F (47)
R Drive
G Drive
B
30 (48)
B Drive
C
31 (49)
Slave
88(136)
A0 (160)
Note: If there is no value, set as -----, cancel range as -----
Note: Shortcut Key Explanation for Factory Debugging
After entering factory mode, some button functions on the remote control will change to accommodate production debugging needs.
1) Press the "Mute" key to flip through debug menus forward, press the "Return" key to flip through debug menus backward.
2) Use the "CH+" and "CH-" buttons on the remote control to select menu items, and use "VOL+" and "VOL-" to change set values.
3) Press "SLEEP" to display six internal test signals from the chip;
PAL System:
Black Field: Check dark balance.
White Field: Check bright balance.
Grid: Adjust PAL linearity, field amplitude. The grid's edges should barely disappear for optimal results.
Crosshair: Adjust PAL field center value.
NTSC System:
Crosshair: Adjust NTSC field center value.
Grid: Adjust NTSC linearity, field amplitude. The grid's edges should barely disappear for optimal results.
3. Explanation of F0~F7 Factory Debugging Menus:
F0: Bright/Dark Balance Adjustment
Display
Chinese Description
Set Value
Max Value
RC Red cutoff voltage setting
110
255
GC Green cutoff voltage setting
110
255
BC Blue cutoff voltage setting
110
255
GD Green drive gain setting
60
127
BD Blue drive gain setting
72
127
U.BLACK U signal black level adjustment
8
15
V.BLACK V signal black level adjustment
8
15
S.RY SECAM R signal black level adjustment
8
15
S.BY SECAM B signal black level adjustment
8
15
F1: PAL System Geometry Adjustment (Displayed only in PAL system)
Display
Chinese Description
14~21" Set Value
25~34" Set Value
Max Value
H.PHASE 50Hz line center
11 18 31
V.SIZE 50Hz field amplitude
21
28
63
V.POS 50Hz field center
5
5
15
V.LIN 50Hz field linearity
20
15
31
V.SC 50Hz field shaping
25
18
31
HBOW Bow correction
4
4
7
HPARA Parallelogram correction
4
4
7
H.SBLK.RIGHT Line right blanking
0
0
7
H.SBLK.LEFT Line left blanking
0
0
7
NTSC System Geometry Adjustment (Displayed only in NTSC system)
Display
Chinese Description
14~21" Set Value
25~34" Set Value
Max Value
NT.H.PHASE 60Hz line center
10 10 20
NT.V.SISE 60Hz field amplitude
10
10
20
NT.V.POS 60Hz field center
8
8
20
NT.V.LIN 60Hz field linearity
10
10
20
NT.V.SC 60Hz field shaping
10
10
31
NT.HBOW Bow correction
4
4
7
NT.HPARA Parallelogram correction
4
4
7
V.BLK.TOP Field top blanking
0
0
3
V.BLK.BTM Field bottom blanking
0
0
3
F2: Brightness, Contrast, Chroma Adjustment
Display
Chinese Description
Set Value
Max Value
SUB.CONT Sub-contrast
10
(JPDZ:12)
15
SUB.BRIGHT Sub-brightness
5
-63~63
SUB.COLOR Color saturation
5
-128~+127
S.SUB.COLOR SECAM color saturation
64
127
RF.AGC IF gain
26
63
BACKGROUND Background switch 0: Off 1: On
1
1
BACK.COLOR Background 0: Blue Screen 1: Black Screen
0
1
POW.CONT Power-on or channel-switch brightness boost speed
0
15
LOCK Child lock function 0: Off 1: On
0
1
F3: OSD1 Adjustment (Based on Order Requirements)
Display
Chinese Description
Note
Set Value
MENU BACK Main menu semi-transparent background display selection
0: Off 1: On
1
MENU ICON Main menu icon display selection
0: Off 1: On
1
OPEN CURT. Power-on curtain
0: Off 1: On
1
CLOSE CURT. Power-off curtain
0: Off 1: On
1
CALENDAR Calendar switch
0: Off 1: On
1
P.ON.LOGO Power-on LOGO
0: Off 1: Wealth God 2: Happiness 3: SET
0
(JPDZ:1)
NO.SG.LOGO No-signal LOGO
0: Off 1: Wealth God 2: Happiness 3: SET
0
(JPDZ:1)
LOGO.BACK No-signal screen saver background
0: None 1: Black 2: Red 3: Blue
0
OSD.CONT Screen character contrast
0: 95IRE 1: 60IRE 2: 70IRE 3: 80IRE
2
F4: Relevant Functional Controls (Based on Order Requirements)
Display
Chinese Description
Set Value
Max Value
TV TV switch 0: Off 1: On
1
1
AV2 AV2 switch 0: Off 1: On
1
1
YUV YUV switch 0: Off 1: On
1
1
FM FM switch 0: Off 1: On
0
1
BG BG 0: Off 1: On
1
1
I I switch 0: Off 1: On
1
1
DK DK switch 0: Off 1: On
1
1
M M switch 0: Off 1: On
0
1
FM BAND Sound IF modulation width 0: BG\DK\I separate 1: not separate
0
(JPDZ:1)
1
F5: Screen Saver Position and Curtain Parameters
Display
Chinese Description
Set Value
Max Value
LEFT Screen saver movement left position limit
16
63
RIGHT Screen saver movement right position limit
125
255
TOP Screen saver movement top position limit
24
63
BOTTOM Screen saver movement bottom position limit
180
255
CURT.WAIT.TIME Curtain wait time
10
188
CURT.CENT Curtain center position
160
255
CURT.STEP Curtain speed
3
16
OSD.H.POSI. Screen character horizontal position
40
127
OSD.V.POSI Screen character vertical position
18
47
ZOOM Zoom function 0: Off 1: On
0
1
F6: OSD2 Adjustment (Based on Order Requirements)
Display
Chinese Description
Set Value
Max Value
POS.TIMER Channel-switch black screen time adjustment range (1―255), each increase adds 8MS
30
255
CH DARK Channel-switch black screen 0: Off 1: On
1
1
CH SHADE Channel-switch gradual brightness switch 0: Off 1: On
0
1
DSP POSITION Station logo display position 0: Right 1: Left
0
1
INDON Indonesian text 0: Off 1: On
0
1
T.VIET Vietnamese text 0: Off 1: On
0
1
Chinese Chinese text 0: Off 1: On
1
1
ENGLISH English text 0: Off 1: On
1
1
ANALOG ADJ Whether the main menu disappears when adjusting analog quantities
0: Not disappear 1: Disappear
1
1
F7: OSD3 Main Menu Color Adjustment
Display
Chinese Description
Set Value
Max Value
UP BOX BACKGROUND Menu upper window background color selection
15
15
UP BOX MOVE Menu upper window moving window color selection
15
15
UP ICON BACKGROUND Menu upper icon color selection
1
07
UP ICON MOVE Menu upper selected icon color selection
4
07
DOWN BOX BACKGROUND Menu lower window background color selection
15
15
DOWN BOX MOVE Menu lower moving bar color selection
15
15
DOWN TEXT BACKGROUND Menu lower character color selection
2
07
DOWN TEXT MOVE Menu lower selected character color selection
4
07
Note: In this menu, pressing the menu key will display a blue screen menu with "FACTORY" displayed on the menu. Directly use P+, P-, V+, V- keys to adjust the colors of the menu items in real-time, achieving what you see is what you get. Press DISP to exit after adjustment.
4. LOGO Editing Method
Under AV, press numeric keys "2 4 8 3", "6483", "6568" to enter the LOGO setup menu.
Select each item sequentially using the MENU key (ON/OFF 1 SIZE COL MOVE ON/OFF 2 SIZE COL MOVE).
[ON/OFF 1 SIZE COL MOVE] Adjust LOGO1.
[ON/OFF 2 SIZE COL MOVE] Adjust LOGO2.
1) Press the MENU key, when ON turns red, you can adjust LOGO1 or LOGO2; when OFF turns red, you cannot adjust LOGO1 or LOGO2;
2) Press the MENU key, when 1 or 2 turns red, use P+, P- keys to set LOGO parameters, and use V+, V- keys to set LOGO parameter positions.
3) Press the MENU key, when SIZE turns red, use V+, V- keys to set LOGO size;
4) Press the MENU key, when COL turns red, use V+, V- keys to set LOGO color.
5) Press the MENU key, when MOL turns red, use P+, P- keys to set LOGO up/down position, and use V+, V- keys to set LOGO horizontal position. After adjustment, press the SLEEP key to save memory. Press the DISP key to exit;
Font Library:
0123456789ABCDEFGHIJKLMNOPQRSTUVWXYZ Colored Warmth Quality High Surround Sound Image Vivid Bright View Environmental Protection Machine Digital Gold Toshiba Health King Quality Noise Reduction
5. Child Lock Function:
Long press the DISP key for 5 seconds, a lock will appear in the lower left corner of the screen, locking all button operations. After turning off the main power, the panel cannot be turned on, achieving the function of restricting children from watching TV. Only by long pressing the DISP key for 5 seconds again, when a lock appears in the lower left corner of the screen, continue pressing the DISP key for 5 seconds, the lock in the lower left corner of the screen will disappear, representing the cancellation of the child lock function.
6. Single Key Search: Long press the "Menu" button on the panel for five seconds, and it will automatically search channels.
7. Favorite Channels:
1) You can use the setting key (SELECT) and the selection key (SCAN) to set and choose favorite channels.
2) Select your favorite channel and then press the setting key (SELECT); at this point, the station number will be displayed in yellow, indicating successful setting.
3) Press the selection key (SCAN) to switch back and forth between favorite channels.
4) Press the setting key to turn the channel lock on/off; long press the setting key for four seconds to clear all channels. Press the selection key to switch back and forth between favorite channels. There are 8 favorite channels that can be set; following the FIFO principle, after setting eight channels, the newly set channel will cancel the first channel.
(☆ Do not enter the following settings during whole machine debugging ☆)
8. Explanation of F8~F15 Factory Debugging Setting Menus
In the first 7 pages of factory mode, press numeric keys "2 4 8 3" to enter page F8. Simultaneously open pages F8~F15. Press the mute key to flip through the menu forward, and press the return key to flip through the menu backward.
F8: Volume Parameter Adjustment 1
Display
Chinese Description
Set Value
Max Value
S. AUDEO When using S-video input, whether the audio follows AV1 or AV2.
0: AV1 1: AV2.
0
1
AUDIO IN Audio input combination
0: Stereo 1: 32PIN 2: 22PIN
0
(JPDZ front three rear two:2)
2
TV.MUTE TV no-signal mute control
0: TV does not mute 1: Mute
1
1
AV.MUTE AV no-signal mute control
0: AV does not mute 1: Mute
1
1
ALC GAIN Automatic volume control level
0: off ,1: 1.1Vp-p, 2: 1.6Vp-p, 3: 2.3Vp-p
1
3
Sound IC Audio IC selection
0: Off 1: Balanced 2: TA1343 3: TA1304
1
(Single-channel is 0)
3
S.WOOFER Subwoofer switch 0: Off 1: On
0
1
BALC Balance center value
64
114
REMOTE Remote code selection 0:9028-0E0E 1:6122-BF40
2:7461-611C 3:7461-1AA1 4:AUTO
4
(Xiamen Hua dedicated is 1)
4
F9: High, Medium, Low Analog Curve Adjustment
Display
Chinese Description
Minimum Value
Middle Value
Maximum Value
Data Maximum Value
CONTRAST Contrast
0
80 (JPDZ:95)
110
127
BRIGHT Brightness
55
55
30
127
COLOR Color
15
64
69
127
TINT Hue
40
58
66
127
SHARP Sharpness
32
32
X
63
VOLUME Volume
64
(JPDZ:80)
96
(JPDZ:95)
127
127
BASS Bass Volume
24
72
X
127
TREBLE Treble Volume
40
X
X
127
WOOFER Subwoofer Volume
120
X
X
127
F10: Chip Pin Status Control
Display
Chinese Description
Set Value
Max Value
PANEL KEY DETECT Whether to detect keypad board level on startup
0: Auto recognition 1: Default Toshiba
0
1