Electric Unit (X25-956X-Xx) - Kenwood KVT-915DVD Service Manual

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Ref No. Application / Functions
Q100~102 SW
Q103 SW
Q104 SW
Q105 Driver
Q107 Driver
Q108 Driver
Q109 Driver
Q110 SW
Q111 SW
Q112 AVR
Q113 SW
Q114 SW
Q115 SW
Q200 SW
Q201 SW
Q202 SW
Q212 SW
Q213,214 SW
Q215 SW
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Q216 SW
Q217 SW
Q218 SW
Q220 SW
Q221 Muting
Q222,223 SW
Q300 SW
Q301,302 SW
Q303 SW
Q304~306 SW
Q400 AVR
Q510 Level shift
Q511 Buffer
Q513 Buffer
Q514 Buffer
Q515 Level shift

ELECTRIC UNIT (X25-956x-xx)

Ref No. Application / Functions
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IC1 AVR
IC2 Sync. separator
IC3 AVR
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IC4 AVR
IC5 AVR
COMPONENTS DESCRIPTION
Power control for DC/DC converter
For P_ON+14V driver
Reduced voltage detector ON/OFF switch
For +14V driver
For SW5V, DVD mechanism7V driver
For SW3.3V, SW1.85V driver
For SW±7V, 8.5V driver
Drive voltage select for panel mechanism motor
Over current detector
For motor drive for panel mechanism
Over current detector
For motor drive for panel mechanism
Reduced voltage detector
External reset signal
2ch audio muting control (for B/E microprocessor)
5V ON/OFF control (for TDF panel)
Illumination control (GREEN)
Voltage shift for ext. reset signal (3.3V→5V)
Illumination ON/OFF control (GREEN)
Illumination ON/OFF control (RED)
Control for Hideaway unit (for ext. reset signal)
Illumination ON/OFF control (RED)
2ch audio muting control (from system microprocessor)
Level indicator muting
Backlight control for mini LCD (BLUE)
DSI ON/OFF control
Backlight control for mini LCD (GREEN)
DISC indicator control (GREEN)
DISC indicator control (RED)
7.5V AVR current buffer (for LCD I/F IC)
Level shift
R signal buffer
G signal buffer
B signal buffer
Level shift
T8.5V (for video AVR drive)
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AV IN2 video signal detection IC
A9V (for audio AVR drive)
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CHROMA8.5V (for chroma IC AVR drive)
V5V (for video AVR drive)
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8
Operation / Condition / Compatibility
Q Q
3 6 7 1 3 1 5
Operation / Condition / Compatibility
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KVT-915DVD,925DVD,935DVD
KVT-945DVD,965DVD
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