Panasonic SA-VK660GC Service Manual page 76

SA-VK660GC / SA-VK660GS / SA-VK660GCS / SA-VK660GCT
16.4. Digital Amp Block Diagram
: MAIN SIGNAL LINE
R_OUT_CH
CN2809 CN5102
FROM 7
AUDIO CN2809 CN6806 L_OUT_CH
6
Q5150
CN2808 CN5103 PCONT
PCONT
6 SWITCH
Q5152
FROM
CN2808 CN5103 MUTE_A MUTE_A
SYSTEM
7 SWITCH
CONTROL
Q5151
CN5102 MUTE_D
CN2809 MODE
SWITCH
3
1 1A
IC5201
C0JBAB000011
INVERTER
FROM CN2809 CN5102 F_HOP
SYSTEM CONTROL
10
FROM
CN2809 CN5102 SUBW
AUDIO
9
TO
DC_DET
SYSTEM CONTROL
Q2948, Q2949
DETECT
SWITCH
D2944
2
3
21
22
23
5Y 10 1
2
1Y
Q5201
X5202
FREQUENCY
3A
5
HOPPING
SWITCH
X5201
3
2A
3Y 6
Q5202
FREQUENCY
HOPPING
SWITCH
Q5103, Q5104
CN2809 CN5102 DC_DET
SWITCH
2
Q2942 Q2943
CN5102 FAN
FAN ON/OFF CN2809
SWITCH
SWITCH 1
+VE
-VE
FAN
2
IN1+
IN1- IC5301
C1BA00000487 3
IN2- 2-CH DIGITAL AMP
IN2+
VDDP1 8
VDDP2 16
MODE
VSSP1 11
23
VSSP2 13
1
OSC
OUT1 OUT2
10 14
L5301
D5126
76
IN+
IC5501
C1BA00000487
IN-
2-CH DIGITAL AMP
VDDP1 8
VDDP2
16
VSSP1
11
MODE
VSSP2 13
OSC
OUT1
10
L5501
SA-VK660GC/GCS/GCT/GS DIGITAL AMP BLOCK DIAGRAM
+VCC
FROM SMPS
-VCC