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SERVICE MANUAL BC-4A CHASSIS
MODEL COMMANDER DEST. CHASSIS NO. MODEL COMMANDER DEST. CHASSIS NO.
KV-VF21M40 RM-956 E SCC-P10A-A KV-VF21M70 RM-956 HK SCC-P09B-A
KV-VF21M70 RM-956 ME SCC-P11A-A KV-VF21M77 RM-955 HK SCC-P09A-A
KV-VF21M70 RM-956 JE SCC-P12A-A
EJECT EJECT
Z Z
PIC MODE PIC MODE
TAPE SPEED TIMER REC G-CODE ON/OFF TAPE SPEED TIMER REC G-CODE ON/OFF
zREC INDEX zREC INDEX
.> .>
X PAUSE X PAUSE
REW PLAY FF REW PLAY FF
m H M m H M
ENTER ENTER
x STOP x STOP
MENU COUNTER RESET A/B MENU COUNTE
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SPECIFICATIONS TV Section Television system B/G, I, D/K, M Inputs and Outputs Color system PAL/SECAM and Inputs t1, t2/GAME IN NTSC3.58/NTSC4.43 (video): phono jack Bilingual system NICAM bilingual I 1 Vp-p, 75 ohms, (VF21M77 ONLY) unbalanced, Channel coverage See “Receivable sync negative channels and channel 9 (audio): phono jack display” Input level: Picture tube Trinitron 500 mVrms 21 inches (approx. 50.7 Headphones jack Minijack cm measured diagonally) General Antenna in 75-ohm antenna soc
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Receivable channels and channel display System Area Channel coverage Channel display B/G, H Middle East/Asia E-2 to E-12 C02 to C12 E-21 to E-69 C21 to C69 Indonesia 1A C01 2 to 11 C03 to C12 Morocco M-4 to M-7 C70 to C73 M-8 to M-10 C08 to C10 CATV S-01 to S-05 S42 to S46 S-1 to S-41 S01 to S41 I Hong Kong/ B-21 to B-69 C21 to C69 United Kingdom Ireland A, B, C,....J C01 to C10 South Africa 4 to 13 C04 to C13 21 to 68 C21 to C68 Angola 1 C00 2 to 3 C02 to C03 CATV S-01 to S-05 S42 to S46 S-1 to
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TABLE OF CONTENTS Section Title Page Section Title Page SELF DIAGNOSIS FUNCTION...................................... 5 5. CIRCUIT ADJUSTMENTS [ TV SECTION] 5-1. Adjustments with Commander ................................ 73 1. GENERAL 5-2. Adjustment Method ................................................. 74 1-1. KV-VF21M40/VF21M70 ........................................ 8 5-3. Service Data ............................................................ 75 1-2. KV-VF21M77 .......................
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SELF DIAGNOSTIC FUNCTION 1. OUTLINE • The units in this manual contain a self-diagnostic function. • If an error occurs, the STANDBY lamp will automatically begin to flash. The number of times the lamp flashes translates to a probable source of the problem. A definition of the STANDBY lamp flash indicators is listed in the instruction manual for the user’s knowledge and reference. • If an error symptom cannot be reproduced, the remote commander can be used to review the failure occurrence data s
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3. DISPLAY OF STANDBY LIGHT FLASH COUNT * One flash count is not used for self-diagnostic. < Diagnostic Item > < Flash Count > • +B OCP/OVP 2 times • Vertical deflection stopped 4 times STANDBY lamp (RED) • White balance failure 5 times Lamp ON 0.3 sec. Lamp OFF 3.0 sec. Lamp OFF 0.3 sec. STOPPING THE STANDBY FLASH • Turn off the power switch on the TV main unit or unplug the power cord from the outlet to stop the STANDBY lamp from flashing. 4. SELF-DIAGNOSTIC SCREEN DISPLAY • For errors with sy
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6. SELF-DIAGNOSTIC CIRCUIT LED flash IC001 μ-COM STANDBY lamp To item 2 and 5 via bus line SCL1 49 D1308 SDA1 47 RY601 52 LED1 41 42 43 R • G • B RELAY 4 3 A MEMORY IC004 1 2 ITEM 3 62 VCR Over current Q601 Detection(OVP) 37 OVP Q606 A 60 V PULSE R611 V•STOP R656 8 R613 +B LINE 1 IC301 3 Y/C/J PM601 PM21 R615 R614 HP/ FBT PROTECT (T801) ITEM 2. Over voltage Detection(OCP) I Diagnostic screen display SDA 35 34 SCL 15 VM OUT 21 IK IN CRT ITEM 5. Auto cut-off white balance detection(AKB) R,G,B STO
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Getting Started – 8 – The operating instructions mentioned here are partial abstracts from the SECTION 1 Operating Instruction Manual. The page numbers of the Operating In- 1-1. KV-VF21M40/VF21M70 struction Manual remein as in the manual. GENERAL Getting Started Step 1: Preparation Step 2: Installing the video TV Check the supplied accessories Secure the video TV When you have taken everything out of the carton, check that you have these items: To prevent the video TV from falling, secure it u
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Getting Started – 9 – Step 3: Connecting the antenna Step 4: Selecting the language For better TV reception and clear recordings, connect an outdoor antenna to your video TV. You can change the menu and on-screen information language to Chinese. EJECT Connecting an outdoor antenna Z ?/1 To connect a VHF antenna or a combination VHF/UHF PIC MODE antenna—75-ohm coaxial cable (round) TAPE SPEED TIMER REC G-CODE ON/OFF zREC INDEX Attach an IEC antenna connector to the 75-ohm coaxial cable. .> X PA
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Getting Started – 10 – Step 4: Selecting the language (continued) Step 5: Setting EJECT Z the clock Press M or m to select 4 PIC MODE SET UP 3 LANGUAGE/ , then TAPE SPEED TIMER REC G-CODE ON/OFF TV SET UP PLAY PLAY VIDEO SET UP You need to set the clock to use timer press ENTER. zREC INDEX H H LANGUAGE/ :ENGLISH ENTER ENTER .> recording, Quick-Timer recording and PIC ROTATION The selected item turns X PAUSE on-timer functions. red. REW FF SELECT ENTER PLAY M/,/m/
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Getting Started – 11 – Step 5: Setting the clock (continued) Step 6: Setting the channels EJECT Press M, m or , to set the month, year, hour and minutes in Presetting channels 6 Z the same way as in step 5, then press ENTER. automatically PIC MODE The clock starts working. You can preset up to 100 channels. TIMER REC G-CODE TAPE SPEED ON/OFF Automatic presetting is the easiest way zREC INDEX .> X PAUSE to setup your video TV if you want to To return to the normal screen preset all receivable c
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Getting Started – 12 – Step 6: Setting the channels (continued) Press ?/1 to turn on the video TV. 1 When the TV is in standby mode (the 1 indicator on the video TV Press M or m to select 5 is lit in red), press ?/1 , PROGR +/– or a number button on the AUTO PROGRAM, then AUTO PROGRAM 3 PR : 01 remote control. press ENTER. TV SYS : B/G PLAY PLAY CH : 01 H H ENTER ENTER Press TUNER PRESET ON/OFF with a pointed object. 2 ENTER Do not use an item (such as a pencil) that might break off when ins
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Basic Operations – 13 – Basic Operations % Watching the TV Additional tasks EJECT To Press Z This section explains various functions ?/1 Turn off temporarily ?/1 on the remote control. used while watching the TV. Most The 1 indicator on the video TV lights up in red. PIC MODE PIC MODE operations can be done using the remote TIMER REC G-CODE TAPE SPEED ON/OFF Turn off the main power ?/1 on the video TV. control. zREC INDEX The w indicator on the video TV lights up in orange. .> X PAUSE Adjust t
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– 14 – Playing a tape Additional tasks To Press This section shows you how to play a stop playback STOP x. tape. Other convenient functions you The video TV goes back to the normal TV picture. can use while playing a tape are stop playback for a moment PAUSE X. explained in “Additional Operations.” Press PAUSE X again or press PLAY N to resume playback. EJECTZ If you leave your video TV in pause mode, normal EJECT playback resumes after about 5 minutes to prevent tape Z ?/1 damage. search a tap
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– 15 – Playing a tape (continued) Recording TV EJECT programs Z ?/1 Displaying on-screen information Press to display the following on-screen information. To show PIC MODE TIMER REC G-CODE only the amount of remaining tape and the linear tape counter on Recording TV programs TAPE SPEED ON/OFF TAPE SPEED the screen, press again. zREC INDEX RECz .> To make the information disappear, press until no information is X PAUSE PAUSEX displayed on the screen. REW FF PLAY m M H Amount of remaining tap
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– 16 – Recording TV programs (continued) Selecting the tape speed The chart below shows the recording/playback time available in each mode. Press REC z. 5 zREC The REC indicator lights PAL, MESECAM up and recording begins. Tape speed setting Cassette tape SP mode LP mode E-30 30 min. 1 hr. Note E-60 1 hr. 2 hrs. • You can also select the channel number directly with the number buttons. Press C (once for regular channels, twice for cable channels), the desired E-90 1 hr 30 min. 3 hrs. number butt
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– 17 – Recording TV programs (continued) Turn QUICK TIMER to set 3 QUICK TIMER QUICK TIMER the hour of the start time, Recording using QUICK-TIMER then press QUICK TIMER. The Quick-Timer recording function allows you to preset your video The hour is set and the TV to record one program within a 24-hour period. For setting the PUSH PUSH minute of the start time Quick-Timer, use QUICK TIMER on the video TV. turns red. Before you begin • Make sure that the clock is set correctly. If it is not, se
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– 18 – Recording TV programs (continued) Changing or canceling the Quick Timer settings The QUICK TIMER button changes the following when turned clockwise Press QUICK TIMER. or counterclockwise QUICK TIMER 27 SAT 20:00 1 QUICK TIMER Programmed as below START PROG • When setting the start time: The QUICK TIMER display The hour increases or decreases by one hour. appears. 27SAT 23:15 1 15 12 H M TAPE SPEED : SP The minutes increase or decrease by one minute. PUSH OK CHANGE CLEAR • The recor
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– 19 – Recording TV programs (continued) Set the recording start time, recording stop time, program 3 position/input (1 or 2) and tape speed in the same way as in Recording TV programs using the timer step 2. You can preset up to five programs within a one-month period. Press ENTER. 4 PROGRAM LIST 27 SAT 20:00 Before you begin The cursor appears at OK. DATE START STOP PRG 28 SUN 21:00 22:00 6 SP • When the TV is in standby mode (the 1 indicator on the video TV For daily and week
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Additional Operations – 20 – Additional Operations Recording TV programs (continued) Adjusting the TV PIC MODE EJECT Checking/adding/ TAPE SPEED TIMER REC G-CODE ON/OFF TIMER REC Z changing/canceling zREC INDEX .> X PAUSE the timer settings PIC MODE TAPE SPEED TIMER REC G-CODE ON/OFF REW FF PLAY M/,/m/ ENTER X PAUSE x STOP MENU COUNTER RESET A/B REW FF PLAY M/,/m/
