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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