Kenwood DVR-6100 Service Manual page 4

DVD
VIDEO INPUT VIDEO
SWITCHING
AV AUX(FRONT) 6dB
SAT/CABLE
6dB
VCR IN
REC OUT
VCR OUT
C-VIDEO
MONITOR
S-VIDEO
MONITOR
S-VIDEO
6dB
6dB
+5.6V
-5.6V
D GND
AGND
DVD
TUNER MODULE
FM75
IF AMP
FM
FRONT-END
GND
FM OSC AM OSC
CHGND PLL
AM
LOOP
AM RF
TUNER
FUNCTION SECTION
FRONT KEY
FUNCTION
IC51
+5V
A/D INPUT
HNV-11SM18
FL DISPLAY
SYSTEM u-COM
IC81
LED SHIFT
4094
CONTROL
REGISTER CE,CLK,DATA
FROM SYSTEM u-COM
IC61
COMPOSITE CVBS
Y Y
C C
MPEG
PROCESSOR
G(Y) G(Y)
B(CB) B(CB)
R(CR) R(CR)
IC64
AUDIO-
DAC
DIGITAL
DATA
DVD
IC39
AUX(F)
OPTICAL
DIGITAL
NJ34 IN
SAT/
DIR
CABLE
DIGITAL
NJ35
OUT
OPTICAL
OUTPUT
DATA
OUT
SURROUND
DSP B'D
22 4 RDS
IC14
DECODER
RDS DATA/CLK
FM/AM
IF+MPX TUNER-L
TUNER-R
AUX/FRONT
SAT/CABLE
to u-COM
VCR IN
AGND
VCR OUT
DVD VOLUME/TONE
SECTION CONTROL
AUDIO
SWITCH
HEADPHONE
DETECT
Q24,25
PROTECT
HEADPHONE
DC AMP
DETECT
H/P MUTE
DGND
PROTECTION Q30,31
P/C
RDS DATA/CLK
POWER DOWN TO SMPS
+5.6V
DGND
DVD
SECTION MGND
SDRAM
FLASH
to
DVD & VIDEO
EEPROM
ADC
MIC JACK
MIC DET
MECHANISM
IC82
MIC IN
LOAD
CONTROL
MIC AMP
27MHz
(M) TYPE ONLY
DAC MCLK PLL IC
FROM SYSTEM u-COM
IC11
MASTER
IC33 IC31
LPF VOLUME &
IC34-B
FL FL
DIGITAL TONE
AUDIO CIRCUIT
LPF
PROCESSOR IC34-A
FR FR
LPF
IC36-B
SL SL
SDATAN1
ADC &
LPF
IC36-A
DAC
SR SR
LPF
IC35-B
CT CT
LPF
IC35-A
DATA
SW SW
OUT
IC37,38
DGND
INPUT
AGND
IC13
BUFFER
GND
NJ83
IC25
HEAD-
D23
PHONE
IC12
+3.3V
+3.3V
17dB
IC26
D24
+5.0V
+5V
IC18
DGND
MGND
+5VA
AGND
-5VA
SMPS FOR
+12VA
IC19
DVD & VIDEO
+5.5VS
(ASSY)
+3.5V
+2.5V
+5V
+12VM
AC INPUT
+9VM
FOR DVD
IC20
to FRONT
W/F
MUTE
C/S
IC21
MUTE
PRE
AMP
IC15-B
FL
(M,M2,Y) TYPE ONLY
IC15-A
FR
IC16-B
SL
IC16-A
SR
IC17-B
CT
IC17-A
SW
SUB WOOFER
VDD
29.5V
D22
AC1 AC2
N111
+
VEE
1
-29.5V
Q23
2
FL
-27V
3
N112
IC23
1
D30
+15V
+15V 2
D29
3
4
D28
IC24 5
D27
6
-15V
-15V
FL AC 7
FL AC 8
SPKR
RLYSK11
NJ11-C
FL
GND
GND
FR
SPKR
RLYSK12
NJ11-B
SL
GND
GND
SR
SPKR
RLYSK13
NJ11-A
CENTER
GND
S/W
S/W
DC PROTECTION
IC22
230V 115V
P251
1 2 3 4 5
1 2 3 4 5 1 2
N251 P2
P252 N252
5 5
4 4
3 3
2 2
1 1
P2
AC INPUT
1
2
SK21
STAND -BY
CONTROL
ST-BY +5V
Q251
AC INPUT FOR SMPS