Hitachi HTA-DD3E - Block Diagram; System Block Diagram

 23 
HTA-DD3
BLOCK DIAGRAM
FR
2. : ANALOG SIGNAL, : DIGITAL SIGNAL, : VIDEO SIGNAL
0dB
0dB
+
6dB
12dB 0dB
+
6dB
+
6dB
+
6dB
+
6dB
0dB
0dB
+
6dB
+
4dB
+
4dB
-
6dB
0dB 0dB
0dB
+
4.5dB
+
10.5dB
+
10dB
+
10dB
+
28dB
+
28dB
+
28dB
+
28dB
+
14dB
+
14dB
0dB
0dB
+
14dB
+
21dB
0dB
0dB
REMARKS
1. THIS DRAWING IS THE HTA-DD3 CIRCUIT BLOCK (LEVEL) DIAGRAM. 3. : u-COM CONTROL SIGNAL
+
28dB
ANALOG
PHONO
RIAA FUNCTION SW
IC102
BA4558
BF
H. P. F
BA15218 TC9273F-007
CD
DVD/VDP
TV/DBS VCR MD/TAPE 200mV/47k
200mV
50mV
200mV
BA4558
BF
BA15218 BA15218 ADC
+
IN
BF
A/D
IC202
ERR MUTE
SR BA15218
CODEC AK4527
D/A
SL C BA15218
FR BA15218
SW FL
ADC -IN
TAPE RACK VCR REC
LA1838
TUNER BLOCK
LC7272ON
SPFRX
SDA SDB-SDD
BU4066BC
NJM2267 ROM
DVD/VDP
BA15218
BA15218
IC951
96KHz CONT
NJM2068x3
ELE. VOL
CH. TRIM
NJM2068x3
DTS SEL (CD/DVD)
F GAIN SW
PO. AMP
MIX. AMP
MIX. AMP MIX. AMP
BA15218
SW
SW SR SL
SL SR
STEREO
6CH EXT. IN SEL.
STEREO (WHEN SW)
C
CFL
BF LC7536x3 BF BF
BF
BF
BF
PO. AMP PO. AMP PO. AMP
TONE CONT.
1V
TONE CONT.
MAIN AMP
IC50 IC40
24. 5V
200mV/22k
MAIN AMP MAIN AMP MAIN AMP MAIN AMP
VOL. MUTE
SUBWOOFER MUTE
HP RELAY
SP. RELAY
2V
HONES Rch HONES Lch
FRONT Rch CENTER SUBWOOFER
PRE OUT
FRONT Lch SURROUND Rch SURROUND Lch
SURROUND Rch SUBWOOFER
SURROUND Lch
CENTER
CENTER
FRONT Rch-B
FRONT Rch-A FRONT Lch-B
FRONT Rch
FRONT Lch
6ch EXT. IN
FRONT Lch-A
DVD
TV/DBS
COMPONENT VIDEO
BU4066BC
VCR REC MONITOR OUTPUT
COMPONENT VIDEO FUNCTION
MONITOR OUTPUT
BA15218
PO.AMP
PO.AMP
PO.AMP
FL FR
NJM2267
MIX. AMP L. P. F
TV/DBS
VCR
IC611
S. VIDEO S. VIDEO FUNCTION
IC201
VIDEO DVD/VDP VCR REC TV/DBS MONITOR OUTPUT VCR
VIDEO FUNCTION
OPT CD OPT DVD OPT TV
TC74HCU04AF TC74HC151F
DIGITAL INPUT SEL.
DIGITAL INPUT
IC92
RDS
(E, EBS)
IC203
DSP
(ZR38650)