4
KRF-V6200D/V7200D
BLOCK DIAGRAM
DSP
IC501 (X08)
COAX.
DVD/6ch
CD/DVD
OPT.
VIDEO2
OPT.
CODEC
(X08)
IC401
DIGITAL
INPUT
-20dBFs
(X08)
J595
A592
(X08)
A591
(X08)
IC71 (X08)
IC31 (X08)
IC51 (X08)
IC11 (X08)
FL,FR
SW
SL,SR
SBL,SBR
MD/TAPE
J301 (X08)
VIDEO1
J311 (X08)
TUNER
UNIT
(W02-4609)
CD/DVD
J301 (X08)
MD/TAPE
J311 (X08)
VIDEO1
J311 (X08)
VIDEO2
J331 (X08)
AUX
J301 (X08)
FRONT
J302 (X14)
J331 (X08)
SW
SL,SR
CENTER
FL,FR
J341 (X08)
J331 (X08)
J341 (X08)
ANTENNA
AUX
550mV
DVD/6ch
ANALOG
INPUT
OUTPUT
ANALOG
DIGITAL REC
IC151 (X08)
E VOLUME
BUFFER
B
U
FFER
B
U
FFER
ATT
TONE
CENTER
SL,SR
SW
FL,FR
MUTE
Q7,8 (X09)
0dB
POWER AMP
IC1/2 (X09)
Q3,4 (X09)
MUTE
0dB
MUTE
Q101 (X09)
0dB
Q5,6 (X09)
MUTE
Q7,8 (X09)
MUTE
0dB
0dB
PHONES
HP RLY
J901 (X14)
IC101 (X08)
PRE OUT
J371 (X08)
(X08)
20dB
MUTE
PROTECTION CCT
TACT SWITCH
RDS
TUNER + MUTING
STANDBY LED + SW
RESET. CE CCT
IR MODULE
ROTARY ENCODERS
LED DRIVER
LED
TYPE + DEST
MAIN u-COM
IC601 (X08)
DSP UNIT
CODEC & DIR
DSP & MEMORY
AUTO DIG. SW.
SYSTEM CONTROL
DE EMPHASIS SW.
REMOTE CONTROL CCT
FAN CONTROL
VIDEO IC + MUTING
SYSTEM IC
PACK CONTROL
SURR RELAY CONTROL
SP RELAY CONTROL
DETECTOR
DOT MATRIX
DISPLAY DRIVER
ANALOG MUTE + LIM.
IC602 (X14)
SELECTOR
COMPOSITE
VIDEO1
VIDEO2
DVD
AV-AUX
VIDEO1
MONITOR
COMPOSITE
VIDEO IN
COMPOSITE
VIDEO OUT
J601 (X14)
J602 (X14)
RELAY
K201 (X14)
FUSE
F201 (X14)
D501 (X09)
D502-505 (X09)
+12V AVR
IC3 (X09)
-12V AVR
IC4 (X09)
+5V AVR
IC871 (X08)
D205-208 (X14)
u-COM. SERIAL CTRL
IC815 (X08)
+2.5V AVR
D510 (X09)
DSP
DSP. MEMORY. CODEC
+3.5V AVR
IC811 (X08)
DIR. LEVEL SHIFTERS
+5V AVR
IC801 (X08)
LED DRIVER. RDS
+5V AVR
IC805 (X08)
USB
+5V AVR
IC5 (X09)
u-COM,DISPLAY DRIVER
POWER AMP
A-CLASS,CONFIG,LPF,
PRE-AMP, TUNER PACK
+7V AVR
Q831 (X08)
-7V AVR
Q832 (X08)
E. VOLUME
Q407 (X14)
(S. COMPONENT)
VIDEO IC
-30V AVR
Q501 (X09)
-20V AVR
Q504 (X09)
FAN
FL
(X14)
T201
AC IN
+5V
DIVIDER
K1 (X09)
IC51 (X08)
CENTER
SBL,SBR
K4 (X09)
J7 (X09)
CENTER
K2 (X09)
J5 (X09)
A SPEAKER
Q201-220
IC1 (X09)
IC1/2 (X09)
K2 (X09)
J5 (X09)
A SPEAKER
K5 (X09)
SURROUND
J7 (X09)
IC1/2 (X09)
K6 (X09)
J8 (X08)
SURROUND
BACK
20dB
IC111 (X08)
MUTE
J361 (X08)
SW 1V
Q371-374
(X08)
Q361,363
DECODER
MP3
WMA
HOST
USB
DAC
IC900 (X08)
JACK
J990 (X08)
S-VIDEO
IN
Y
SELECTOR
IC501 (X14)
J501 (X14)
VIDEO2
DVD
J501 (X14)
MONITOR
OUT
S-VIDEO
SELECTOR
IC502 (X14)
C
COMPONENT
Cr
Cb
IC701 (X14)
J701 (X14)
VIDEO2
VIDEO1
Y
MONITOR
J702 (X14)
DVD
J702 (X14)
F202 (X14)
FUSE
OUTLET
AC
J201/202
(X14)
IC401 (X14)
IC402 (X14)
(COMPOSITE)
VIDEO IC
SW
PURE MODE
PURE MODE
SW
D601 (X09)
D802 (X14)
D801 (X14)
K801
POWER AMP
SUMMING
IC91
TONE
ON/OFF
AUDIO MUTE
SBL/SBR 1V
+8.5V AVR
-5V AVR
J501 (X14)
J701 (X14)
K3 (X09)
J6 (X09)
B SPEAKER
J302 (X14)
D-IN
D-IN
D-IN
A-IN
5V
5V
5V
H
L
H
L
+
+
++
+
++
POWER SUPPLY
u-COM CONTROLS
VIDEO SIGNAL
AUDIO SIGNAL
KRF-V7200D ONLY
KRF-V6200D ONLY
KRF-V7200D ONLY
KRF-V6200D ONLY
USB
KRF-V7200D ONLY
KRF-V6200D ONLY