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AV-14FM の電気的特性と機能

AV-14FMのメーカーはJVCです、この部品の機能は「Replacement of Memory ICs」です。


製品の詳細 ( Datasheet PDF )

部品番号 AV-14FM
部品説明 Replacement of Memory ICs
メーカ JVC
ロゴ JVC ロゴ 




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AV-14FM Datasheet, AV-14FM PDF,ピン配置, 機能
AV-14FM
REPLACEMENT OF MEMORY ICs
1.MEMORY ICs
This model uses memory ICs. This memory IC data are for proper operation of the video and deflection circuits.
When replacing memory ICs, be sure to use ICs written with the initial values of data.
SERVICE MENU
2.PROCEDURE FOR REPLACING MEMORY ICs
(1) Power off
Switch the power off and disconnect the power plug from the wall
1.IF
3.DEF
SERVICE MENU
2.V/C
4.VSM PRESET
outlet.
(2) Replace ICs
5.PRESET
6.TURBO TIMER OFF
Be sure to use memory ICs written with the initial data values.
1-6 SELECT
DISP : EXIT
(3) Power on
***********
**.****
Connect the power plug into the wall outlet and switch the power on.
(4) Check and set SYSTEM CONSTANT SET
It must not adjust without adjustment signals.
m1) Press the DISPLAY key and the PICTURE MODE key of the
oREMOTE CONTROL UNIT simultaneously.
2) The SERVICE MENU screen of Fig. 1 will be displayed.
.c3) While the SERVICE MENU is displayed, again press the DISPLAY
key and PICTURE MODE key simultaneously, and the SYSTEM
CONSTANT SET screen of Fig. 2 will be displayed.
U4) Check the setting values of the SYSTEM CONSTANT SET of Table
1. If the value is different, select the setting item with the MENU /
t4key, and set the correct value with the MENU - / + key.
5) Press the DISPLAY key twice, and return to the normal screen.
e(5) Receive channel of setting
Refer to the OPERATING INSTRUCTIONS and set the receive
echannels (channels preset) as described
h(6) User Setting
Check the user setting value of Table 2, and if setting value is different,
Sset the correct value.
For setting, refer to the OPERATING INSTRUCTIONS.
ta(7) Setting of SERVICE MENU
Verify the setting items of the SERVICE MENU of Table 3, and reset
awhere necessary.
For setting, refer to the SERVICE ADJUSTMENTS.
.DNAME OF REMOTE CONTROL KEY
ww PICTURE
w MODE
*** ** **** ***
Fig.1
SYSTEM CONSTANT-
SYSTEM CONSTANT SET
1
COLOUR
BILINGUAL
TUNER
ECO SENSOR
LANGUAGE
: MULTI.
: NO
: MU
: YES
: E/R/A/F
: SELECT
: OPERATE
DISP : EXIT
SYSTEM CONSTANT-
SYSTEM CONSTANT SET
B/B SOUND
LOCK
COLOUR AUTO
QSS
ALC
TEXT RATE
: OFF
: 180
: NO
: MINT
: NO
: 20
2
:SEL
:OPE DISP:EXIT
SYSTEM CONSTANT-
SYSTEM CONSTANT SET
AMP TUNER
: NO
3
DISPLAY
MENU
-/+
MENU
▼/▲
:SEL
:OPE DISP:EXIT
Fig.2
8 No. 51753

1 Page





AV-14FM pdf, ピン配列
AV-14FM
SERVICE MENU SETTING ITEMS
Service menu
Setting item
1. IF
1. VCO
2. DELAY POINT
Service menu
5. PRESET
2. V / C
3. DEF
1. CUT OFF (R / G / B)
2. DRIVE (R / B)
3. BRIGHT
4. CONT.
5. COLOUR (P / S / N3 /N4)
6. TINT (N3 / N4)
7. SECAM BL ADJUST
8. SHARP (TV/VIDEO)
DO NOT ADJUST
1. VER. POSITION
2. HOR. POSITION
3. VER. HEIGHT
4. VER. LINEARITY
5. VER. SCURVE
6. HOR. VCO ADJUST
DO NOT ADJUST
Setting item
1. C-TRAP FIX
2. SHARP PEAK
3. ABL
4. GAMMA
5. Y DELAY TIME
6. BLACK EXP START
7. C-BPF
8. CW/SCP
9. VIF DET LEVEL
10. SIF DET LEVEL
11. IF AGC MIN.
12. VIF AGC
13. VIF PMOD
14. SIF BPF BW ADJUST
15. SIF TRAP FO ADJUST
16. SIF TRAP FO ADJUST 2
17. SIF –TRAP
18. SIF –BPF
19. VNR
20. RGB LIM
21. RGB LIMIT LEVEL
22. SIF SW
23. TEXT H POSITION
24. READ DATA
DO NOT ADJUST
4. VSM PRESET
(BRIGHT/STD/SOFT)
TINT
COLOUR
BRIGHT
CONT.
SHARP
6. TURBO TIMER
ON or OFF
(Should be OFF)
If it is ON, the timer in TIMER mode changes from 1
minute into 1 sec temporarily.
(It is easier to checks the Operation of TIMER)
If you turn the TV power off, this setting becomes OFF
automatically.
Table 3
10 No. 51753


3Pages


AV-14FM 電子部品, 半導体
AV-14FM
3. BASIC OPERATION OF SERVICE MENU
(1) How to enter SERVICE MENU
Press the DISPLAY key and the PICTURE MODE key of the
REMOTE CONTROL UNIT simultaneously.
The SERVICE MENU screen of Fig. 1 will be displayed.
SERVICE MENU
SERVICE MENU
1.IF 2.V/C
3.DEF
4.VSM PRESET
5.PRESET
6.TURBO TIMER OFF
1-6 SELECT
****** *****
*** **
DISP : EXIT
**.****
**** ***
(2) Selection of SUB MENU SCREEN
Press one of the keys 1 6 of the REMOTE CONTROL UNIT,
and select the SUB MENU SCREEN (See Fig.2 on the next page) from the SERVICE MENU.
Fig.1
SERVICE MENU
SUB MENU
1. IF
2. V / C
3. DEF
4. VSM PRESET
5. PRESET
6. TURBO TIMER
(3) Method of Setting
$ Once the setting values are set, they are memorized automatically.
$ It must not adjust without signal.
1) 1. IF
[1. VCO]
1 Key ・・・・・・・・・・・・・・・・・・・・・・・・・・ Select 1. IF.
1 Key ・・・・・・・・・・・・・・・・・・・・・・・・・・ Select 1. VCO(CW).
VCO(CW) ・・・・・・・・・・・・・・・・・・・・・・・・ Adjust VCO(CW) while watching the colour (yellow / blue) of the characters on the
screen. For details, refer to the adjustment table.
DISPLAY Key ・・・・・・・・・・・・・・・・・・・ When this is pressed twice, you will return to the SERVICE MENU.
[2. DELAY POINT]
1 Key ・・・・・・・・・・・・・・・・・・・・・・・・・・ Select 1. IF.
2 Key ・・・・・・・・・・・・・・・・・・・・・・・・・・ Select 2. DELAY POINT.
MENU - / + Key ・・・・・・・・・・・・・・・・・ Set (adjust) the setting values of the setting items.
DISPLAY Key ・・・・・・・・・・・・・・・・・・・ When this is pressed twice, you will return to the SERVICE MENU.
2) 2. V/C, 3. DEF, 4.VSM PRESET and 5. PRESET
25 Keys ・・・・・・・・・・・・・・・・・・・・・・ Select one from 2. V/C, 3.DEF, 4.VSM PRESET and 5. PRESET.
MENU / key ・・・・・・・・・・・・・・ Select setting items.
MENU - / + Key ・・・・・・・・・・・・・・・・・ Set (adjust) the setting values of the setting items. (Use the number keys of the
REMOTE CONTROL UNIT for setting of WHITE BALANCE and BLACK OFFSET. For
the setting, refer to each item concerned.)
DISPLAY Key ・・・・・・・・・・・・・・・・・・・ When this is pressed , you will return to the SERVICE MENU.
3) 6. TURBO TIMER
By pressing the 6-key, you can change the ON/OFF position. [Should be OFF]
(4) Release of SERVICE MENU
After completing the setting, return to the SERVICE MENU by pressing the DISPLAY key, then again press the DISPLAY key to return
to the normal screen.
No. 51753
13

6 Page



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