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16.5. Power Amplifier & Video
: AUDIO OUTPUT SIGNAL LINE
: VIDEO OUTPUT SIGNAL LINE
MAIN P.C.B.
Q3700,Q3701,Q3702
Q3703,Q3704,Q3705
FAN
Q3706,Q3707
CN3700
-
1
CN3700
+
2
FAN
CIRCUIT
FAN
CN3701
-
1
CN3701
+
2
DC DET AMP
FROM/TO
SYSTEM CONTROL
FHOP
MODE DA
MUTE F
FL (TW)
FROM AUDIO
FL (WOOFER)
FR (WOOFER)
FR (TW)
SUBWOOFER
CR PR R
CR PR R
CB PB B
CB PB B
FROM
Y PY G
Y PY G
DVD MODULE
C
C
Y
Y
FAN
CN2401
CN5050
FAN
15
3
Q5101,Q5102
CN2401
CN5050
DC DET AMP
DC DET
DC DETECT
16
2
IC5500
C0JBAB000902
HEX INVERTER
X5500,X5501
D5501,D5502
OSC2
CLOCK
CN2401
CN5050
FHOP
FHOP
GENERATOR
14
4
CIRCUIT
OSC
Q5601,Q5603,Q5604
CN2401
CN5050
MOD DA
MOD DA
17
1
MUTING
MODE
CIRCUIT
CN2401
CN5050
MUTE F
MUTE F
13
5
IC5400
C1BA00000497
POWER AMPLIFIER
STABI
-30V
12
FL (TW)
CN2401
CN5050
FRONT L HIGH
IN1+
2
9
9
OSC
1
MODE
23
FL (WOOFER)
CN2401
CN5050
FRONT L LOW
IN2-
21
7
11
FR (WOOFER)
CN2401
CN5050
FRONT R LOW
1
17
FR (TW)
CN2401
CN5050
FRONT R HIGH
3
15
SUBWOOFER
CN2401
CN5050
SUBWOOFER
5
13
D-AMP P.C.B.
30V
30V
-30V
4
20
8
11
BOOT1
9
STABI
DRIVER
HIGH
SWITCH1
CONTROL
INPUT
PWM
OUT1
10
&
STAGE
MODULATOR
RELEASE1
HANDSHAKE
DRIVER
LOW
MUTE
ENABLE1
TEMP. SENSOR
PROT
OSCILLATOR
MANAGER
7
-30V
CURRENT PROTECTION
VOLT. PROTECTION
ENABLE2
BOOT2
MODE
15
DRIVER
HIGH
SWITCH2
CONTROL
OUT2
INPUT
PWM
&
14
STAGE
MODULATOR
RELEASE2
HANDSHAKE
DRIVER
LOW
MUTE
6
18 17
13
16
-30V
-30V
30V
IC3400
C9ZB00000461
VIDEO DRIVER
CYSAG 23
CYOUT 24
15 CRIN
CRSAG 17
13 CBIN
CROUT 18
11 CYIN
CBSAG 20
4 CIN
CBOUT 21
8 YIN
6 CVIN
VSAG 29
VOUT 30
105
FAN
DC DET
OSC2
OSC
MODE
SPEAKERS
JK5001
+
FRONT (LEFT)
4
JK5001
HIGH
-
3
TO POWER AMPLIFIER
& VIDEO
SECTION (2/2)
JK5001
+
FRONT (LEFT)
2
JK5001
LOW
-
1
JK3400
Y
6
PR
COMPONENT
5
VIDEO OUT
4
PB
2
1
VIDEO OUT
3
SA-VKX80GA/GC/GS POWER AMPLIFIER & VIDEO (1/2) BLOCK DIAGRAM
P1
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