Hitachi C21-RF80S Support Question
Hitachi C21-RF80S Support Question
Find answers below for this question about Hitachi C21-RF80S - 21" CRT TV.Need a Hitachi C21-RF80S manual? We have 1 online manual for this item!
Question posted by unvak on March 3rd, 2013
C29-rf80s Servis Mode
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Current Answers
Answer #1: Posted by hzplj9 on March 3rd, 2013 9:12 AM
hzplj9
Member since:
June 25th, 2012 Points: 4,874,710
Member since:
June 25th, 2012 Points: 4,874,710
Try This:
Important !
After you get to the item that needs adjusting
Write down the original setting
just in case you have to go back.
1. TV turned off
2. Press 'Power' and 'Input' buttons on the TV for more than 3 seconds..
You are now in the Adjustment mode
The letter P indicates picture and A indicates audio.
4. Use the 'Menu up or down' on the remote to select the item.
5. Write down the old value of the item before changing.
6. Use the 'Menu left or right' to change the data.
It may work. There are various ways for differing models so post again if you don't have any success.
Related Hitachi C21-RF80S Manual Pages
Service Manual - Page 1
SPECIFICATIONS AND PARTS ARE SUBJECT TO CHANGE FOR IMPROVEMENT
COLOUR TELEVISION
OCT 2003 Digital Media System Group, Hitachi Asia Ltd. SERVICE MANUAL PAL/SECAM/NTSC
SC
Number : 0009E
C21-RF80S/SN/SNT
Destination Code
O81
O51
751
19*
201
433
98*
121
3P31 Chassis
CAUTION: Before servicing this chassis, it is important that the...
Service Manual - Page 16
...power plug form the wall outlet before the adjustment for at least 30 minutes and degauss the CRT thoroughly with BOM. The data of EEPROM must be touched. For safety reasons, all components... replaced should not be stored before servicing. Before alignment, ensure the TV set has heat run for main chassis. If the bulb lights up,the voltage is normal ...
Service Manual - Page 17
... center at the center of FBT to set picture in factory mode. MODE key to set picture in DYNAMIC mode. keys. Adjust the screen knob of the crosshatch. MODE key to set picture in STANDARD mode at the center of CRT screen in STANDARD mode.
MODE key to obtain half of FBT so that the horizontal line is...
Service Manual - Page 18
... obtain picture s vertical center at the center of CRT screen in factory)(KEY 9 )
Normally, this TV can auto adjust white balance, but for some CRT maybe need to adjust white balance manually. MODE key to obtain half of CRT screen.
Press KEY 9 and set picture in factory mode. RF.AGC Adjustment(KEY 7 )
Receive 60dB RF signal...
Service Manual - Page 19
keys.
-19- The table lists all possible available service items.
1.Press SOUND MODE , RECALL , CH I/II keys on remote control unit to enter factory mode.
2.Press the Direct key buttons on the remote control unit specified in factory mode.
3.Select the item using the + and 4.Press RECALL key to access directly into the respective...
Service Manual - Page 23
...warm up the TV set over 15 minutes and fully degauss. (2) Receive pure white signal in AV status and press PIC.MODE key to set picture in DYNAMIC mode. (2) Loosen ...CRT screen. (5) Slowly push the deflection yoke toward the front of CRT and set picture in DYNAMIC mode. (3) Loosen the clamp screw of the deflection yoke.
CONVERGENCE ADJUSTMENT
(1) Receive a dotted pattern. Press PIC.MODE...
Service Manual - Page 25
... or to switch off the TV. To turn the TV power ON
5
3 21
Press the power switch on the TV set to use this TV set for 5 minutes, it to standby mode using the power switch on the TV set is ON ,the power indicator lights up dimly in red.
5
4
Standby Mode
At standby mode, the power indicator lights...
Service Manual - Page 27
...when such broadcast is received. The screen will also switch on the TV when at standby mode or vice versa. Mode Description STEREO Stereo mode. DUAL-2 Multi-sound channel for language 1. buttons*2 Press these buttons...-2 or MONO. When bilingual program is received, press this button to switch on the TV from standby mode.
2 SLEEP button Press this button or select STEREO, CH-L or CH-R. DUAL-1 ...
Service Manual - Page 28
REMOTE CONTROLLER FUNCTIONS
Remote Control Unit
7 MUTE button Press once to 199. USER
SPEECH
RECALL
8
456
12
SOUND MODE
9
789
MUSIC THEATER
PIC. MODE
TV/AV
10
0 --/---
11
Sound Mode Description
USER
User preset sound mode.
Low contrast and low brightness level. Press this --/--- Channel 128), press this button to select one -digit channel (e.g. Channel number...
Service Manual - Page 29
....
21 LAST CHANNEL button*2 Press this button to return to enter the game provided with Teletext function only.
..
-29- Only applicable to models with this button again or RECALL button to enter the menu screens for details of these buttons functions in Teletext mode.
To move right. MENU To restart the game.
MODE
TV...
Service Manual - Page 30
... these buttons to access directly to select a
8
4
Teletext page number.
7
SOUND PIC. CH I/II
Press this button to increase or decrease
SOUND MODE
789
the Teletext page number. PIC. MODE
TV/AV
6
0 --/---
MENU INDEX
P
5
5 INDEX button
2
Press this button to go to the index page.
6 LANGUAGE button
CLE-9XX
Press this button again...
Service Manual - Page 31
... the top left of the screen. MENU INDEX
P
12 SUB TITLE button Some TV channels transmit program with optional sub-titles.Press this button to hold state.
REMOTE ...-titles if applicable.
MODE
TV/AV
0 --/--- Enter number buttons (0-9) to the TV mode
temporarily while searching for other sub-pages if available. SETUP TUNE
10
REVEAL U.N.L HOLD SUBPAGE
TV/TEXT MIX
CLOCK GAME...
Service Manual - Page 32
... optional adjustable settings.
BLACK STRETCH Select ON to extend the black levels to adjust the settings.
4 Press the MENU button 6 times or press PIC. MODE
AV/TV
This TV set allows0you--/-t--o adjust any settings by selecting from the menu screens. buttons.
3 Use the + and
buttons to enhance contrast.
CONTRAST
Adjust contrast level.
button...
Service Manual - Page 33
...NOTE
*1 All the timer functions will only be effective if the power of time to TV mode. BALANCE
Adjust speaker sound towards left(-) or right (+)speaker.
Set the channel number for... Select the desired item (e.g. REMIND PROG
1
This menu allows you to adjust the sound settings according to TV mode. ON PROG
1
OFF TIME
--:-- Hour , minute ,channel number) using the P+ and P - Selected...
Service Manual - Page 34
....
4 Press the MENU button 2 times or press TUNE button to exit to TV mode.
You can access the TV by number buttons or --/---
Select band system for desired broadcast stations. button. Select...channel number will be displayed in PROGRAM. Select ON to disable access to the TV.
*2 In AV mode, only COLOUR SYS will be detected and selected automatically. Activate to adjust the ...
Service Manual - Page 35
... exchange from.
3 Select the second PROGRAM item using the P+ and P -
buttons. NOTE
*1 [EXCHANGE] menu is not available in AV mode.
-35- ON SCREEN DISPLAYS
[EXCHANGE] menu *1
EXCHANGE
PROGRAM
1
PROGRAM
1
EXCHANGE
This menu allows you to arrange channel numbers by exchanging between... + or
buttons to
activate the exchange command.
5 Press the MENU button to exit to TV mode.
Service Manual - Page 36
... or magnet assembly on the picture tube as shown in Figure 2.
DEGAUSSING COIL
DEGAUSSING COIL HOLDER
Figure 1
PICTURE TUBE GROUNDING LEAD
DEGAUSSING COIL SOCKET
To CRT Unit ground
Figure 2
-36-
Care must be taken to keep these assemblies intact ,unless picture tube is to CHASSIS REMOVAL instructions). 2.Place the front frame...
Service Manual - Page 49
...6MM DIA. L7808CV SGS (STABILIZING) I .C. L=40mm COPPER JUMPER 0.6MM DIA. TDA9874A PHILIPS (DIGITAL TV SOUNDDEMODULATOR/DECODER) QFP44 PACKAGE I .C. KA33V SAM SUNG (VT) (TAPE TYPE) I .C. KA431Z FAIRCHILD ... TDA6107Q PHILIPS (TRIPLE VIDEO OUTPUT AMPLIFIER) WAFER 2.35mm 1 PIN CRT SOCKET G ZS10-2-108 E/E 15-18KV FOR 21"-29" CONTROL ASSEMBLY FOR 3P31 CARBON FILM RESISTOR 1.5K OHM 1/4W...
Service Manual - Page 51
... B+110V FOR 3P31 HOUSING 01 + 380mm 1015#20 WIRE + 1060mmKNITTING COPPER WIRE (FOR 21" TV) HOUSING 05 + 400mm WIRE X 4 1=RED 3=BLUE4=YELLOW 5=GREEN UL1015 AWG22 COPPER JUMPER 0.6MM DIA. T601 ! THERMISTOR RESISTOR 9 OHM FOR 29"-34" PANASONIC PURE FLAT CRT ELECTROLYTIC CAPACITOR 220uF 400V +/-20% METALLIZED POLYPROPYLENE FILM CAPACITOR0.0018UF 2KV +/-5% METALLIZED POLYPROPYLENE...
Service Manual - Page 52
...) W/PE 1 JACK PLATE BRACKET - BLACK (HIPS) 1 FRONT LENS (TRANSPARENT) 1 POWER SWITCH HOLDER - (ABS) 2 TAPE 280 X 25 X 0.3mm 2 TAPE 250 X 20 X 0.3 MM 1 TAPE 420 X 10 X 0.3 MM 4 CRT MTG. DIA. 0.6 SPRING WIRE 2 GROUNDING WIRE SPRING - DIA. 6 X 22 X 2 MM CABINET COLOUR MATCH - METAL SILVER GREY #MSG001 1 POWER KNOB METAL SILVER GREY #MSG001 1 INSULATOR RING -
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