STR-ZA1000ES/ZA2000ES/ZA3000ES
STR-ZA1000ES/ZA2000ES/ZA3000ES
41
41
6-3. BLOCK DIAGRAM - AMP Section -
C
FL
SL
>010B
FL, SL, SBL, C
PRE DRIVE
Q770, 772,
774, 775
LIMITER
Q752, 753
BOOSTER
Q751
CURRENT
DETECT
Q754, 755
PRE DRIVE
Q820, 822,
824, 825
LIMITER
Q802, 803
BOOSTER
Q801
CURRENT
DETECT
Q804, 805
SBL
PRE DRIVE
Q570, 572,
574, 575
LIMITER
Q552, 553
BOOSTER
Q551
CURRENT
DETECT
Q554, 555
PRE DRIVE
Q620, 622,
624, 625
LIMITER
Q602, 603
BOOSTER
Q601
CURRENT
DETECT
Q604, 605
PROTECTOR
Q510 – 512,
515, 516
D600
D550
D800
D750
D513
PROTECT
OR
47
TEMP1
100
R
Y_SPK_FRONT
35
R
Y_SPK_SUR
33
R
Y_SPK_SB
32
R
Y_SPK_C
34
LIMITTER
89
SYSTEM CONTROLLER
IC8002 (3/6)
FRONT A
L
R
RY491
–2
RELAY DRIVE
Q499
+
–
R-CH
TB441
+
–
TB491
SURROUND
L
R
RY691
–2
RELAY DRIVE
Q699
+
–
R-CH
TB641
+
–
TB691
: AUDIO
SIGNAL PATH
R-ch is omitted due to same as L-ch.
SURROUND BACK
(FRONT HIGH/FRONT B/BI-AMP/ZONE 2)
L
CENTER
R
RY791
–2
RELAY DRIVE
Q799
+
–
R-CH
TB741
RY591
–2
RELAY DRIVE
Q599
+
–
TB541
+
–
TB791
BOOSTER
Q750
BOOSTER
Q800
BOOSTER
Q550
BOOSTER
Q600
D8001
D8002
TH501
TEMP2
99
TH502
SPEAKERS
IMPEDANCE USE 6 – 16
:
(Page 40)