Block Diagram; Power Supply; Level Diagram - Kenwood LZ-651W Service Manual

LZ-651W
MAIN UNIT (X09-716)
to NAVI
NAVI L
NAVI R
AGND
NAVI SYNC
NR
NG
NB
REMO

POWER SUPPLY

Q107,108,118
ACC
14.4V
M5V AVR
IC101,Q105
to
BATTERY
ACC
GND
FLYBACK
PARKING
CIRCUIT
MUTE
IC101
Q101
CHOPPER
CIRCUIT

LEVEL DIAGRAM

L
320mVrms
NAVI AUDIO R
AUDIO
SIGNAL
1Vrms
AV AUDIO
1Vp-p
AV VIDEO
0.7Vp-p
VIDEO
SIGNAL NAVI RGB
1Vp-p
NAVI SYNC
2

BLOCK DIAGRAM

A-IN V-IN GND
A-IN
NAVI L,NAVI R
Q508
V-IN
L.P.F.
Q509
Q512
LEVEL UP
ACC DET
PARKING
MUTE
IC301
P-ON
M5V
ACC
BEEP
+13V
+7.5V
+5V
+3V
I2CBUS
-10.9V
-16V
IC303
P-ON
EEPROM
P-ON
BL7.8V
IC401
IC402
L L
AUDIO ISO
SW R AMP R
2.7Vp-p/AV 1.6Vp-p/AV
1Vp-p/NAVI 0.5Vp-p/NAVI
FILTER
0.9Vp-p/SYNC
1Vp-p/Y,C
IC502
VIDEO
1Vp-p/SYNC
SIGNAL
PROCESSOR
5Vp-p
LEVEL
2.9Vp-p/RGB
UP
IC401
IC402
L
ISO AMP
R
ANALOG
SW
T. FILTER
SYNC
IC502
Y,C
NAVI SYNC
VIDEO SIGNAL
NR,NG,NB
PROCESSOR
I2CBUS
OSD R,G,B
IC505
SYNCHRO
SEPARATOR
V MUTE
VD,HD
MI-COM
MDS,MDW,MON
IC201
REMO
SENSOR
16MHz
IC302 S201
RESET DIMMER
SENSOR
SP
IC405
(VOL MAX)
AUDIO
MIX
AMP
4.8Vp-p/AV
2.2Vp-p/NAVI
IC503
TIMING TFT
CONTROL LCD
IC405
L
MIX POWER AMP
R
VOL/MUTE
IC506,Q515,516
VCOM DRIVER
VCOM
+7.5V/-16V
POL
IC503
HSS
FRPT
SYNI
TIMING
IC501
CONTROL IC
BASEBAND
DELAY LINE
IC504
PLL
REMO
IC202
Q114-116
INVERTER
SP
TFT LCD
RGB
VCOM
6.45inch
TFT LCD
MOD2
MOD1
VR1
SPS
CLS
CLD
SPIO
CTR
HR
SPOI
SAM
+13V
+5V
-10V
-10V
-16V
BACK-
LIGHT