Kenwood DV-605, Руководство по обслуживанию

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+5VS
FL AC
FL AC
-27V
ADDR+
F-WE
F-DE
F-RESET
ADDR+
D-RAS0-
RDNOTWR
DATA+
D-CAS0-
D-CAS1-
F-CE
F-OE(DRAM OE)
+5V6S TXD RXD RESET
MAIN
IRQ2
+3V3-RESET
EXIT-DATA
EXIT-BCLK
EXIT-DATAVALID
EXT-PSTART/ERROR
F/E SDATA
+9V MOTOR VCC
+9V MOTOR VCC
+3.3V DIGITAL VCC
+5V DIGITAL VCC
F/E SCL
PCM-DATA
DAC LATI25
DAC SCKDSD
DAC SDIDEM
DAC MUTEB
CSBWL
PCM MCLK
PCM LRC
PCMCLK
AUDIO MUTE
CVBS-OUT
Y-OUT
C-OUT
I (Y)-OUT
I (Y)-OUT
I (Y)-OUT
P (Cr)-OUT
P (Cb)-OUT
P (Y)-OUT P SCAN CLK
P SCAN DATA
P SCAN STB
VIA2-VIA8
GND
SPDIF
VIDEO MUTE
PIXCLK-27MHZ
SDA SCL
L AUDIO
R AUDIO
F-OE(DRAM OE)
DAC ZERO
DATA+
AC CORD
+9V ANALOG VCC
-9V ANALOG VCC
+5V DIGITAL VCC
+3.3V DIGITAL VCC
+9V MOTOR VCC
5V FRONT
IC91 FL
M29F400T-90N1
8MBIT
FLASH MEMORY
IC41
HY57V651610BLTC-8
SDRAM-64MBIT
IC31
125MHz
IC21
MPEG
STI5519
IC61
DAC
WM8728
L.P.F
L.P.F
BA4560
MUTE
JK82
Lch
Rch
MIXED
IC11
PM0026
PROGRASSIVE
I/P
TR
DRIVER FOR
75 ohm x2
IC12
PROGRASSIVE
6CH/6dB/FOR
MM1568
DVD
SWITCHING
CVBS-VIDEO
JK83A
JK83B
S-VIDEO
Y
JK84
Cr
Cb
RCA 3V
JK87
ON/OFF
P SCAN
SW
BUFFER COAXIAL
JK81
OPTICAL
IC85
IC51
74HCU04
HEX INVERTER
IC22
EEPROM
M24C02
Q61R
Q61L
SMPS
TVM MECHA
F/E & MECHA
DV-605
DV-605/DVF-R5060-S
4
BLOCK DIAGRAM
ADJUSTMENT
No. ITEM INPUT SETTING OUTPUT SETTING
ALIGNMENT
POINT
ALIGNMENT
FOR
FIG.
1
Progressive
Y LEVEL
100% COLOR
BAR DISC
Connect the oscilloscope to
Y output(JK84) with 75-ohms resistor.
Output Mode: Progressive
VR11
Y-signal=
1000mV
±
100mV
FIG.1
1000mV
±
100mV
Y
4.7
µ
s
-286
0
714
(100IRE)
[mV]
white
yellow
cyan
green
magenta
red
blue
black
714
641
516
443
324
252
127
54
Fig. 1
Adjustment Method & Precautions
1. Play Back 100% White Pattern
2. Channel 2 : OSC Probe, Composite(JK83-A)
3. Channel 1 : OSC Probe, Y(JK84) output
Channel 2 : Trigger
4. OSC Time / Div Control
5. VR11Variable : See the Scope Wave