10
KVT-817DVD/827DVD/827DVDY
KVT-837DVD/847DVD/867DVD
Ref. No.
Application / Function
Operation / Condition / Compatibility
Q88
PNP transistor for low-frequency power
8.5V regulation circuit for BU3.3V
amplification
Q89~91
Small signal NPN transistor
8.5V regulation circuit for BU3.3V
Q92
Small signal PNP transistor
8.5V regulation circuit for BU3.3V
Q93
NPN digital transistor
For reduced/excess current detection circuit
Q94
PNP digital transistor
For SW14.4V control
Q95
NPN transistor for low-frequency
For SW14.4V control
general amplification
∗
2
Q101
NPN transistor
For BLUE_LED control
Q102
PNP digital transistor
For BLUE_LED control
Q103
NPN digital transistor
For GREEN_LED control
Q104
PNP digital transistor
For GREEN_LED control
Q105
NPN digital transistor
For RED_LED control
Q106
PNP digital transistor
For RED_LED control
Q107
PNP digital transistor
For resetting
Q108
NPN digital transistor
For resetting
Q109
Small signal PNP transistor
For switching
µ
-com AD conversion reference voltage BU3.3V/SW3.3V
Q110
NPN digital transistor
For switching
µ
-com AD conversion reference voltage BU3.3V/SW3.3V
Q111
Small signal PNP transistor
For switching
µ
-com AD conversion reference voltage BU3.3V/SW3.3V
Q112,113
Small signal NPN transistor
For switching
µ
-com AD conversion reference voltage BU3.3V/SW3.3V
Q114
PNP digital transistor
For resetting
Q115
NPN digital transistor
For setting to OV until setting is completed, immediately after resetting
µ
-com 20 pin
Q170,171
Small signal PNP transistor
µ
-com input voltage 5V
→
3.3V conversion
Q172,173
Small signal NPN transistor
µ
-com input voltage 5V
→
3.3V conversion
Q230
Small signal NPN transistor
For input video signal clamp to IC237
Q231
Small signal NPN transistor
For brightness signal input buffer to IC237
Q232
Small signal PNP transistor
For color signal input buffer to IC237
For IC240 switching control
For switching at the time of chroma trap PAL
For IC237 3V generation
For IC237 3V generation
For IC237 7.5V generation (7.5V fluctuates a little.)
For IC237 7.5V generation (7.5V fluctuates a little.)
For audio signal muting
For audio signal muting control
For audio signal muting control
Q404,405
PNP digital transistor
For audio signal muting control
Q650
PNP digital transistor
Resetting 3.3V
→
5V conversion for IC652
Q651
NPN digital transistor
Resetting 3.3V
→
5V conversion for IC652
Q652
NPN digital transistor
For reversing RGB_SW
Q653
NPN digital transistor
For DVD composite muting
Q700
Small signal PNP transistor
For GRITT-IC video signal reference voltage generation
Q701
Small signal NPN transistor
For GRITT-IC video signal reference voltage generation
COMPONENTS DESCRIPTION
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