Hitachi C21-RF80S - 21" CRT TV Support and Manuals
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How To Unlock Childlock Without Remote
The tv screen shows childlock.the remote also is not work .how to unlock it without remote
The tv screen shows childlock.the remote also is not work .how to unlock it without remote
(Posted by nadeedikovita 2 years ago)
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Popular 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 technician read the" Important Safety Note...
Service Manual - Page 16
.... If the bulb lights up,the voltage is normal and power is 100~240V 50/60HZ . Please be touched. SERVICE ADJUSTMENTS
ALIGNMENT INSTRUCTION (3P31) Before Servicing The TV Set
The main power is ok, else please proceed servicing.
-16-
Don t short any two soldering points, which should not be shorted and don t touch any components, which...
Service Manual - Page 18
...SERVICE ADJUSTMENTS
Receive 60HZ cross hatch pattern. Press PIC. Receive 60HZ monoscope pattern.Press PIC. Adjust VAMP to adjust white balance manually. Press KEY 5 infactory mode, adjust OSD VPOS And OSD HPOS item to set picture in STANDARD mode. Press KEY 9 and set..., then press KEY 7 and select RF AGC item by the REMOTE CONTROL. Adjust + and on screen. Adjust VSLOPE to obtain picture s...
Service Manual - Page 25
... switch on the TV set does not receive any number (0-9), P+ or P -
CONTROL LOCATION
FUNCTIONAL PARTS
Front View of TV Set
1. Program Down / Up Button 7. Volume Down / Up Button 8. TV/AV Button
8 9 6 7 10 11
To turn the TV power OFF
Press the power switch on the TV. To turn the TV power ON
5
3 21
Press the power switch on the TV set is ON...
Service Manual - Page 27
.... The screen will also switch on the TV when at standby mode or vice versa. REMOTE CONTROLLER FUNCTIONS
Remote Control Unit
1234
SOUND SLEEP SYS. CH I/II
123
RECALL
456
SOUND MODE
789
PIC. DUAL-1 Multi-sound channel for language 2. When the preset length of time has passed, the TV set the sleep timer. DUAL-2 Multi-sound...
Service Manual - Page 28
...one -digit, twodigit or three-digit channels input options. REMOTE CONTROLLER FUNCTIONS
Remote Control Unit
7 MUTE button Press once to "-" on screen...to mute the sound.
U.N.L
SETUP TUNE HOLD SUBPAGE
10 PICTURE MODE button
TV/TEXT MIX
CLOCK GAME LST-CH...digit channel (e.g. Channel 128), press this button to display the settings on screen display and press "2" and "8" buttons. Press ...
Service Manual - Page 29
... enter the menu screens for details of these buttons functions in Teletext mode.
P -
Only applicable to enter the game provided with Teletext function only.
..
-29- REMOTE CONTROLLER FUNCTIONS
Remote Control Unit
SOUND SLEEP SYS.
LANG.
16
17
15 19
SOUND REVEAL
PIC. PIC. MENU To restart the game. Press this TV set.
Service Manual - Page 30
...SETUP TUNE
REVEAL U.N.L HOLD SUBPAGE
4 COLOUR buttons
1
TV/TEXT CLOCK GAME LST-CH
MIX
TYPE SUBTITLE CANCEL
P
2
Press these buttons to superimpose the teletext page over the TV programme. answers to the corresponding pages displayed at the lower part of the buttons on the remote control...: -
REMOTE CONTROLLER FUNCTIONS
TELETEXT OPERATIONS
For models with Teletext function only.
Service Manual - Page 31
REMOTE CONTROLLER FUNCTIONS
9 HOLD button Press this button to hold state.
Enter number buttons (0-9) to the TV mode
temporarily while searching for other sub-...button again to prevent the page from changing.
MODE
TV/AV
0 --/---
Press again to cancel.
9
SOUND PIC. LANG.
SETUP TUNE
10
REVEAL U.N.L HOLD SUBPAGE
TV/TEXT MIX
CLOCK GAME LST-CH TYPE SUBTITLE CANCEL...
Service Manual - Page 33
...sound effect.
[TIME] menu *1
TIME
CLOCK
--:-- Set the clock time to switch off TV.
Set the clock time to switch on the TV set or a power failure occurs, the timer will only ...0
SURROUND
ON
This menu allows you to set is switched off using the remote control unit.
REMIND PROG
1
This menu allows you to adjust the sound settings according to your preference. 1 Press the...
Service Manual - Page 34
... is set to white.
-34-
if SKIP is poor, an incorrect colour system may keep the remote control unit out of reach to prevent children from any unauthorized access to the TV.
*2 In AV mode, only COLOUR SYS will be displayed in PROGRAM. Activate to manually search for tuning (i.e. ON SCREEN DISPLAYS
[SETUP] menu
SETUP
LANGUAGE BACKGROUND CHILD LOCK...
Service Manual - Page 49
... No Part No ...I .C. L=40mm COPPER JUMPER 0.6MM DIA. L=40mm CRT BOARD ASSEMBLY FOR 3P31 (MANUAL INSERT) CERAMIC CAPACITOR 0.001uF 2KV +/-10% ELECTROLYTIC CAPA CITOR 10UF 250V +/-20% ...G ZS10-2-108 E/E 15-18KV FOR 21"-29" CONTROL ASSEMBLY FOR 3P31 CARBON FILM RESISTOR 1.5K OHM 1/4W +/-5% (TAPE TYPE)
-49- PCB YZ5800A3P31100 ! TDA9874A PHILIPS (DIGITAL TV SOUNDDEMODULATOR/DECODER) QFP44 PACKAGE I .C. ...
Service Manual - Page 50
...1.6mm FOR 3P31 CHASSIS COPPER JUMPER 0.6MM DIA. ELECTRICAL PARTS LIST
FOR REFERENCE ONLY
Circuit No Part No RD8 YZ4100AD1810T0 RD7 YZ4100AD2210T0 RD6 YZ4100AD3310T0 RD5 YZ4100AD4710T0 RD2 ... SOCKET SPLIT COVER TYPE FOR 5N AV I/O ASSEMBLY RCA JACK/YC/YUV FOR 3P31 (MANUAL INSERT) CARBON FILM RESISTOR 100 OHM 1/4W +/-5% (TAPE TYPE) CERAMIC CAPACITOR 0.01uF...PCM REMOTE CONTROL SYSTEMS
-50-
Service Manual - Page 51
...HOR. CRT YZ500351010B02
! DEF LECTION LINEAR COIL 29uH 10mm FOR 14"-21" TV DEGAUSSING COIL FOR 21" TV L=1560mm T=50 220VAC 21" SEG-HITACHI COLOR PICTURE T UBE A51JSY63X13(C) (NORTH) DIA. 29.1 mm HORIZONTAL...Q451 YZ4614D2499000
L451 YZ480004290200
! C455 YZ4300ET822C00
! L=40mm NON COMMON PARTS FOR 3P31 MAIN POWER SWITCH SDDF-3-03 W/LOCK FOR 5N SPEAKER 8 OHM 8W 57 X 125mm FOR 2588 SPEAKER...
Service Manual - Page 53
...RCA/IN/OUT + YUV+S (3P31) ENG 2 BA 3 X 8 3 KA 2.6 X 8 (BLACK) PRINTING PARTS 1 CARTON BOX (C21-RF80) ENG 1 BACK LABEL (C21-RF80) ENG 3 QC PASSED LABEL (WHITE) 1 QC PASSED LABEL (GOLD) 2 SERIAL NO.LABEL 1 INSTRUCTION BOOKLET "HITACHI" 3P31 RC09ENG 1 NAME PLATE - MECHANICAL PARTS LIST
FOR REFERENCE ONLY
Part No
YZ2802030508M2 YZ290101603200 YZ290102303500 OP0021N61000 YZ120482590001 YZ120521990007...
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