Kenwood KVT-715DVD Service Manual page 6

KVT-715DVD,725DVD/-B,735DVD
KVT-745DVD,765DVD,815DVD
QQ
3 7 63 1515 0
Ref No. Application / Functions
IC702 AVR
IC703 DAC
IC750 Driver
IC770 Audio & SRAM cont.
Q100~103 SW
Q104,105 BU det.
Q106 Power FET
Q107 ACC det.
Q108 PARK det.
Q109 AVR
Q110 AVR
Q111 AVR
Q112 AVR
Q113~116 AVR
Q117 AVR cont.
Q118,119 Current det.
Q120~124 SW
Q170,171 SW
TE
L 13942296513
Q172,173 SW
Q174,175 SW
Q200,201 Illume cont.
Q202,203 Illume cont.
Q204,205 Illume cont.
Q207 Reset
Q300 Selector
Q360 Buffer
Q361 Buffer
Q362 Buffer
Q400 Buffer
Q401 Buffer
Q402 Buffer
Q403 Selector
Q650 Inverter sw
Q652 Muting
Q701 Muting
Q702 Muting
Q703~707 Audio mute.
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Q751,752 COAX drv.
Q901,902 TDF panel AVR cont.
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6
COMPONENTS DESCRIPTION
AUDIO5V output
Audio DAC
Digital output driver
Audio DAC & SRAM control
P ON control sw
Reduced voltage detector for BU line
SW14V output
ACC detect control
Parking detector
For SW5V, MECHA7V
For SW3.3V, PANEL MECHA7.5V
For ±7.5V, MECHA7V
VIDEO7.5V output
FAN driver (12.8V)
Panel mechanism AVR control
BL8.5V over current detector
Select SW BU5V or SW5V line
OSC selector (SW5V, MECHA7V)
OSC selector (SW3.3V, PANEL MECHA7.5V)
OSC selector (±7.5V, MECHA7V)
Illumination control (BLEU)
Illumination control (GREEN)
Illumination control (RED)
Microprocessor reset control
NTSC/PAL selector (chroma LFC frequency)
Buffer (Y signal)
Buffer (C signal)
Buffer (for V sync separator)
Buffer (RED signal for OSD)
Buffer (GREEN signal for OSD)
Buffer (BLUE signal for OSD)
NTSC/PAL selector (for OSD clock)
Inverter (RGB SW)
Muting for IC650 (6pin)
Audio DMIX L muting
Audio DMIX R muting
Audio muting control
Drive for coaxial digital output
x ao u163
TDF panel AVR ON/OFF control
y
i
2 9
8
Operation / Condition / Compatibility
Q Q
3 6 7 1 3 1 5
co
.
9 4 2 8
0 5 8 2 9 9 4 2 8
m
9 9
9 9