Level Diagram - Kenwood FZDA07ELEF2 Service Manual

FZDA07ELEF2/EREF2/MRHF2
S/PDIF
DVD MECHA
S/PDIF 1.2Vpp
L
TUNER
FM : 600mVrms
R
(1kHz,75kHzdev.)
FM : 320mVrms
L
ANALOG TV
478mVrms (25kHzdev.)
R
(W/O PRE EMPHASIS)
CD-CH (SIE BUS) L/R/COM (BALANCE)
1.2Vrms (1kHz,0dB)
L/R/COM (BALANCE)
AUX
2.0Vrms
DIGITAL TV (13seg) L/R/COM (BALANCE)
250mVrms
L+/L- (BALANCE)
R+/R- (BALANCE)
HDD
1Vrms (1kHz,0dB)
+/- (BALANCE)
NAVI
2Vrms
BEEP
BEEP (u-COM)
VOH>2.8V VOL<0.4V
to NAVI
DEC
SP
FL-/+
SDO3
24bit, I2S
fs=48MHz
2.0V
0.8V
>2.4V
FR +/-
0.4V
SDO0
24bit, I2S
fs=48MHz
T
2ch.)
O SW)
RL/RR
dB
LIZER)
SDO1
24bit, I2S
fs=48MHz
I EQ
3dB
CTR/SUBW
SURE)
SDO2
24bit, I2S
fs=48MHz
6

LEVEL DIAGRAM

IC31
AUDIO
SW
LPF
3.11dB
1OUT of 4IN
TUNER L
0dB
LPF
(INVERT)
TUNER R
2.34dB
CDCH L/R/COM
AUX L/R/COM
ACin3 L/R
ISO AMP
0dB
CD L/R
ISO AMP
0.34dB
PHONE +/-
FL-
(ANTI-PHASE)
ODD + LPF
VOUT1L (DIFFERENTIAL)
FL+
0dB
(IN-PHASE)
VOUT1R
FR+
(IN-PHASE)
ODD + LPF
DIN1 VOUT2L (DIFFERENTIAL)
FR-
0dB
(ANTI-PHASE)
VOUT2R
RL
DIN2 (ANTI-PHASE)
LPF (INVERT)
VOUT3L
0dB
RR
(ANTI-PHASE)
LPF (INVERT)
DIN3 VOUT3R
0dB
CTR
(ANTI-PHASE)
LPF (INVERT)
VOUT4L
0dB
DIN4
SUBW
(ANTI-PHASE)
LPF (INVERT)
VOUT4R
0dB
DVD : 634mV
REFERENCE
CD : 634mV
A3.3V
FM : 341mV
AM : 121mV
CD-CH : 541mV
AUX : 568mV
ATV : 245mV
DTV : 291mV
HDD : 568mV
IC34
E-VOL
MAIN SIGNAL
INPUT
PROCESSING
SECTION
PATH
IN GAIN (G)
IN GAIN
BASS (B)
Lch
MID (M)
FM : +4dB
TREBLE(T)
AM : +8dB
MUXCL VOLinL ACout L
ATV : 0dB
Rch
MUXCR VOLinR FM ACout R
SOURCE
G : -3dB
FM : 951mV
B : 0dB
AM : 413mV
M : 0dB
CD-CH : 1344mV
T : -8dB
AUX : 1413mV
ATV : 608mV
ATT -3dB OTHER
DTV : 723mV
IN GAIN SOURCE
HDD : 1412mV
G : -3dB
4dB
B : 0dB
M : 0dB
ATT -3dB T : 0dB
IN GAIN
0dB
IN GAIN
9dB
IN GAIN
3dB
SELECTOR FIXED
ATT -3dB
0.452V MUXBL
IN GAIN
MUXBR
10dB
0.452V
IC34
FL FL
(IN-PHASE) (IN-PHASE)
E-VOL
ACin0L PAout0L
(OUTPUT
SECTION)
FR FR
(IN-PHASE) (IN-PHASE)
ACin0R PAout0R
RL RL
(IN-PHASE) (IN-PHASE)
ACin1L PAout1L
RR RR
(IN-PHASE) (IN-PHASE)
ACin1R PAout1R
CTR CTR
(IN-PHASE) (IN-PHASE)
ACin2L LDout2L
SUBW SUBW
(IN-PHASE) (IN-PHASE)
ACin2R LDout2R
DVD : 632mV
CD : 632mV
FM : 340mV
AM : 121mV
CD-CH : 539mV
AUX : 567mV
ATV : 244mV
DTV : 290mV
HDD : 568mV
IC55
SPDIFIN1
200mVpp-0.5DVDD
CODEC
DSP
VIH>2.0V
VIL<0.8V
VOH>2.4V
VOL<0.4V
Lch L/R
AINL DOUT SDI1
ATT
Rch 24bit, I2S
-0dB (2ch.)
fs=48MHz
-8dB (NO SW)
AINR
-23dB
(EQUALIZER)
FM : 538mV
AM : 262mV
CD-CH : 853mV
AUX : 897mV
MULTI EQ
ATV : 386mV
-3.983dB
DTV : 459mV
(MEASURE)
HDD : 896mV
SPDIFOP
RX0
DIR2
L/R
VTH>0.35Vpp
SDTO
(SPDIF)
24bit, I2S
VOH>2.9V
fs=176.4MHz
VOL<0.4V
NAVI
NAVI
IC36
FL-(N+B)
(IN-PHASE)
ADD
PWIC
(DIFFERENTIAL)
IN4
0dB (AUDIO)
13.4dB (NAVI)
FR-(N+B)
(IN-PHASE)
ADD
(DIFFERENTIAL)
IN3
0dB (AUDIO)
13.4dB (NAVI)
BTL
26dB
IN1
IN2
BALANCE
CONVERT
0dB
SDO
24
fs=
SDO
24
fs=
R
SDO
24
fs=
CT
SDO
24
fs=
OUT4+
FL
OUT4-
OUT3+
FR
OUT3-
OUT1+
RL
OUT1-
OUT2+
RR
OUT2-
CTR
SUBW