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SCHEMATIC DIAGRAM - 11
: +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE
POWER CIRCUIT
IC500
IC500
RSN309W44B
<0V>(0V) ((0V))0V <-26.5V>(-26.52V) ((-26.52V))-26.52V <0V>(-0.27V) ((0V))0V <0V>(0V) ((0V))0V <-10.1V>(-10.12V) ((-10.12V))-10.12V <26.11V>(26.15V) ((26.15V))26.15V <-26.16V>(-26.21V) ((26.24V))-26.21V <25.84V>(25.88V) ((25.88V))25.88V <-12.11V>(-12.11V) ((-12.11V))-12.11V <-48.4V>(-48.9V) ((-48.9V))-48.9V <48.4V>(48.7V) ((48.7V))48.7V <0V>(0V) ((0V))0V <0V>(0V) ((0V))0V <0V>(0V) ((0V))0V <0V>(0V) ((0V))0V <0V>(0V) ((0V))0V <0V>(0V) ((0V))0V <-12V>(-12V) ((-12V))-12V <0V>(0V) ((0V))0V <0V>(0V) ((0V))0V <0V>(0V) ((0V))0V <0.2V>(0.21V) ((0.21V))0.21V <-47V>(-47V) ((-47V))-47V <0V>(0V) ((0V))0V <0V>(0V) ((0V))0V <0V>(0V) ((0V))0V
SIL 26 SIR 25 IN GND 24 L IN 23 R IN 22 -VD 21 +VD 20 -CIN 19 +CIN 18 -Di +Di RELAY SENS SENS 17 16 15 IH DET 14 DISP HMUT +COUT -COUT GND 13 12 11 10 -VCC AC IN R OUT LOW 9 8 7 +VCC -VCC LOW L OUT Hi 6 5 4 +VCC Hi 3
POWER IC
SOR 2 SOL 1
R511 56K
C503 470P C506 470P
C500 470P C502 470P
R507 5.6K
R524 150K R512 56K C512 15P R513 56K C513 22P R514 56K C514 22P R504 15K
(47.1V)<47.1V> 47.1V((47.2V)) [47V]
D509 RK306LFU1
D510 RK306LFU1
C511 15P
C516 R518 0.047 470K
R523 120K
C524 0.047 R522 220K R534 10
C528 0.047 R536 10
R502 5.6K
R500 15K R501 15K
R503 5.6K
R506 5.6K
Q504 2SD1859QRTV2
REGULATOR +48V FOR IC500
(48.9V)<48.9V> 48.9V((48.9V)) [48.9V] (47.6V)<47.7V> 47.8V((47.7V)) [47.6V]
R525 180K
R526 C519 10K 16V10
R528 22K C530 0.047 R537 10
C508 0.01 C507 0.01
R519 4.7
C526 0.047 R535 10
(0.2V)<0.2V> 0.2V((0.2V)) [0.2V]
Q502 2SB1238QRTV2
1 2 3
C515 0.1
GND1 +15V HI_LCH HI_RCH LOW_CH GND1 S_CH C_CH CD DCDET PCONT HP_SW
REGULATOR -48V FOR IC500
(-47.4V) <-47.3V> -47.3V ((-47.3V)) [-47.3V]
R517 4.7K
R520 4.7
JK500 4 2 3 1 + Rch SPEAKER 6 Ohm + Low Channel - Lch
(-49.2V)<-49.1V> -49.1V((-49.1V))[-49.1V]
R516 330
(-0.01V) <-0.01V> -0.01V ((-0.01V)) [-0.01V]
TO MAIN CIRCUIT (CN300) ON SCHEMATIC DIAGRAM-6
4 5 6 7 8 9 10 11 12
C505 0.01
(-47.7V) <-47.8V> -47.9V ((-47.9V)) [-47.9V]
C509 0.01
R515 4.7K D507 D508 D503 D504
(-0.01V) <-0.01V> -0.01V ((-0.01V)) [-0.01V]
(5.16V)<5.18V> 5.19V((5.17V)) [5.19V] (0V)<0V> 0V((0V)) [0V] (-0.06V)<-0.06V> -0.06V((-0.07V)) [-0.06V]
Q501
R510 330
(5.14V) <5.16V> 5.16V ((5.14V)) [5.16V]
Q505 2SD2144STA
POWER CONTROL SWITCH HP : ON/OFF
R527 100K
1 2 3 4
JK501
Lch Rch SPEAKER 6 Ohm High Channel
CP501
(-0.01V) <-0.01V> -0.01V ((-0.01V)) [-0.01V]
Q503
Q501,Q503
KTC3199GRTA
R532 150 R521 150
D505 D506
SWITCH DC DETECT POWER SUPPLY DOWN
D503,D504,D507,D508 MTZJ24DTA D505-D506 RVD1SS133TA
IC501
STK470-070
POWER IC
IC501
<2.47V>(2.47V) ACTIVE ((0.25V))2.47V LOW
+Vin2 +3.3V
<15.59V>(15.63V) ((15.18V))15.38V +10V
2 3
<13.87V>(13.87V) +15V ((13.86V))13.87V
<25.74V>(25.8V) +Vin1 ((25.86V))25.79V
<0V>(0V) ((0V))0V
<-9.72V>(-9.71V) ((-9.7V))-9.71V
<9.07V>(9.07V) ((9.06V))9.06V
<0V>(0V) ((0V))0V
<0V>(0V) ((0V))0V
<0V>(0V) ((0V))0V
<0V>(0V) ((0V))0V
<0.13V>(0.13V) ((3.28V))0.13V
<4.95V>(4.95V) ((4.95V))4.95V
<-26.55V>(-26.55V) ((-26.58V))-26.55V
<25.74V>(25.81V) ((25.88V))25.81V
<9.96V>(9.96V) ((9.95V))9.95V
<-9.09V>(-9.08V) ((-9.07V))-9.08V
<0V>(0V) ((0V))0V
1N5402BM21
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
C531 35V3300P
GND
-Vin1
+5V
-9V
+9V
1
D513 1N5402BM21
C518 50V47
C540 50V47
C541 50V100
D518 1N5402BM21
1N5402BM21
9 10 11 12
LED9V 10V
D501
C538
CP500
50V47
D500-D501 RL1N4003S-P
C517 50V47
R539 2.2
C534 35V3300P
C536 0.18
(5V)<5V> 5V((5V)) [5V]
Q506
(5V)<5V> 5V((5V)) [5V] (0V)<0V> 0V((0V)) [0V]
R544 47K
D519 D520
(5V)<5V> 5V((5V)) [5V]
Q507
Q506-Q507
(0V)<0V> 0V((0V)) [0V] (-5V)<-5V> -5V((-5V)) [-5V]
D519-D522 MTZJ20BTA S1 S1 S2 S2 GND
1 2 3 4 5
D514 1N5402BM21
C521 0.01
D512 1N5402BM21
35V5600P
TO MAIN CIRCUIT (CN301) ON SCHEMATIC DIAGRAM-6
35V5600P
D515
4 5 6 7 8
D517 1N5402BM21
D511 1N5402BM21
P.GND DGND +9V -9V GND1 8V CD3.3V SW5V D500
E500
50V47
C539
R541 1.5K
R542 1.5K
C533
D516
R538 2.2
C532
H500/W500
KTC3199GRTA
SHORT CIRCUIT PROTECTION
R545 D521 D522 47K
C522 0.01
R540 4000 C537 50V100
R543 1000
GND 6 S2' 7 S2' 8 S1' 9 S1' 10 SUB+B 11 VP (AC) 12 SUB+B_GND
13
TO TRANS CIRCUIT (CN501) ON SCHEMATIC DIAGRAM-12