JPH02113784U - - Google Patents
Info
- Publication number
- JPH02113784U JPH02113784U JP2315589U JP2315589U JPH02113784U JP H02113784 U JPH02113784 U JP H02113784U JP 2315589 U JP2315589 U JP 2315589U JP 2315589 U JP2315589 U JP 2315589U JP H02113784 U JPH02113784 U JP H02113784U
- Authority
- JP
- Japan
- Prior art keywords
- display monitor
- signal
- brightness control
- control device
- amplifier
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Television Receiver Circuits (AREA)
Description
第１図はこの考案の一実施例によるデイスプレ
イモニターの輝度制御装置を示す回路図、第２図
は従来のデイスプレイモニターの輝度制御装置を
示す回路図である。
図において、２は輝度制御可変抵抗器、３は信
号制御回路、４は増幅器、６はスイツチングトラ
ンジスターである。なお、図中、同一符号は同一
または相当部分を示す。
FIG. 1 is a circuit diagram showing a brightness control device for a display monitor according to an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional brightness control device for a display monitor. In the figure, 2 is a brightness control variable resistor, 3 is a signal control circuit, 4 is an amplifier, and 6 is a switching transistor. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.
Claims (1)
抵抗器によつて調整された電圧が信号制御回路に
入り、増幅器へ出力されるデイスプレイモニター
の輝度制御装置において、上記輝度制御可変抵抗
器と信号制御回路との間に無信号時には非導通と
なるスイツチングトランジスターを挿入したこと
を特徴とするデイスプレイモニターの輝度制御装
置。 In a brightness control device for a display monitor, a voltage adjusted by a brightness control variable resistor based on an input signal from a signal generator enters a signal control circuit and is output to an amplifier. A display monitor brightness control device characterized by inserting a switching transistor that becomes non-conductive when there is no signal between the display monitor and the display monitor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2315589U JPH02113784U (en) | 1989-03-01 | 1989-03-01 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2315589U JPH02113784U (en) | 1989-03-01 | 1989-03-01 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH02113784U true JPH02113784U (en) | 1990-09-12 |
Family
ID=31241914
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2315589U Pending JPH02113784U (en) | 1989-03-01 | 1989-03-01 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH02113784U (en) |
-
1989
- 1989-03-01 JP JP2315589U patent/JPH02113784U/ja active Pending