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HCD-GRX90AV/RXD10AV
– 25 –
– MAIN POWER/SUB POWER SECTION –
– 26 –
VG
VF
VF BUFF
Q14, 15
GRX90AV: E2, E3, SP, AR, MX, AUS
RXD10AV
AC
IN
VOLTAGE
SELECTOR
S951
VF
VF
T11
SUB TRANSFORMER
T951
POWER TRANSFORMER
MAIN
SECTION
D
09
(Page 24)
STANDBY RELAY ON/OFF
FL SW ON/OFF
VREF
POWER ON/OFF
RY-SW
FRONT L-IN
STK MUTE
FRONT RELAY
AC DET
SPEAKER PROTECT IN
PROLOGIC RELAY
REAR L-IN
CENTER-IN
AC4
AC4
RECT
D908-911
AC3
AC3
RECT
D901-904
RECTIFIER
D931, 932
IC902
+7V REG
CD MOTOR +7V
A+10V
3
1
3
1
+10V REG
Q913
SWITCH
Q914
TC MOTOR +12V
A+7V
A–7V
AC DET
3
1
–7V REG
Q951,952,914
+7V REG
Q901,902,913
+5V OUT
Q906
RECTIFIER
D918
CDM D+5V SW
+5V (LED)
(DISPLAY)
+5V (STBY)
(DISPLAY)
+5.6V (STBY)
RDS D+5V UN SW
D+5V UNREG
AC1
AC1
RECT
D883
26V REG
Q971
RECT
D881
AC2
AC2
–VL
VG
+VL
+VH
–VH
IC904
REG
3
1
+5V OUT
Q910
SWITCH
Q904, 905
SWITCH
Q907
+5V REG
Q908
CD A+5V (SW)
ST A+10V
CD POWER
CD D+5V (SW)
RECTIFIER
D502
D509
JW909
GRX90AV
RECT
D12-15
DISPLAY
(VIA POWER)
VF
COM MON
SUB TRANS. D+5.6V
3
1
RELAY DRIVE
Q11
SWITCH
Q16, 17
-26V REG
Q12, 13
RECT
D17-20
RY11
RY11
GRX90AV
AC
IN
IC903
+12V REG
IC901
REG
IC11
5.6V REG
OVER LOAD DET
Q1001
THERMAL DET
Q1023, 1024
Rch
REAR L OUT
OVER LOAD DETECT
CENTER OUT
IC1001 (2/2)
Q1022
MUTE
+VL BUFF
Q1021
18
17
14
20
12
IC1001 (1/2)
3CH
3CH
CCC
+VL
–VL
13
6
7
8
Rch
Rch
OVER LOAD DET
Q1001
PROTECT SW
Q828 – 830
PROTECT OUT
Q825, 826
OVER LOAD DET
Q801
IC801
2CH
Lch
–VH
+VH
Q822
MUTE
–VH SUPP
Q831
+VH BUFF
Q821
20
21
16
15
PROTECT
Q832, 827
RY883
RELAY DRIVE
Q885
SWITCH
Q886
RY882
FAN DET
–12V
RELAY DRIVE
Q883
SWITCH
Q884
RY881
+VH
RELAY DRIVE
Q881
FAN MOTOR
SWITCH
Q431, 432
+VH
+VH
SWITCH
Q882
Q421
Q411
MUTE
Rch
PHONES
J701
TM801
FRONT
Rch
Rch
R-ch
L-ch
RY-SW
Lch
SURROUND
REAR R-ch
CENTER
REAR L-ch
D916
D915
GRX90AV
RXD10AV
RXD10AV
GRX90AV
GRX90AV
GRX90AV
• Abbreviation
E2
: Without SW tuner E model.
E3
: With SW tuner E model.
SP
: Singapore model.
AR
: Argentine model.
MX : Mexican model.
AUS : Australian model.