Service Manuals, User Guides, Schematic Diagrams or docs for : panasonic DVD SA-HT75 sch21_22
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SCHEMATIC DIAGRAM - 21
: +B SIGNAL LINE : -B SIGNAL LINE : MAIN SIGNAL LINE
POWER SWITCH CIRCUIT PANEL CIRCUIT
POWER
CN603B
S621
SW
Q607 Q606
1 2 3 5 6 7 8 9 10 11 12 13 14 15
B1GDCFJJ0002 B1GBCFJJ0002 KEY1
11 11
KEY1
LED SUPPLY SWITCH LED DRIVER 10 10
(SYSTEM 6.0V) CONTROL SWITCH -VREF -VREF
9 9
(POWER ON/OFF LED) SYS6V SYS6V C623
8 8 35V22
PCONT PCONT
7 7
D.GND D.GND
RED
Q607 R663
820
6 6
DISC5
5 5
GRN <2.05V> <2.25V> DISC4
D613 ((2.05V)) ((2.24V)) 4 4
R664 <0V> DISC3
B3AKA0000006
1SS355TE17
820 3 3
D610 ((0V)) <4.86V> DISC2
((4.88V)) 2 2
<0V> DISC1
((0V)) 1 1
CN603A
Q606
D614-D618
SLR325MCT31W <0V>
((0V))
((-26.67V))
((-24.38V))
((-24.38V))
<-26.73V>
<-24.44V>
<-24.43V>
R665 R666 R667 R668 R669 D664
680 680 680 680 680 B0ACCK000005
D614 D615 D616 D617 D618 D670,D667-D668 80 79 78
SEG10
SEG9
SEG11
DVD5 1SS355TE17
DVD1 DVD2 DVD3 DVD4
<0V> <6.65V> <7.18V> <6.42V> <6.05V> <-26.73V> 81 SEG8/REG8
((0V)) Q608 D664 ((-26.66V))
((6.26V)) ((6.2V)) ((6.43V)) ((6.05V)) <-26.73V> 82 SEG7/REG7
((-24.39V))
<-24.43V> 83 SEG6/REG6
<4.95V> <0V> <0V> <0V> <0V> ((-18.65V))
((4.93V)) ((0V)) ((0V)) ((0V)) ((0V)) <-24.41V> 84 SEG5/REG5
D667 ((-19.22V))
<0V> <0V> <0V> <0V> <0V> D668 <-26.73V> 85 SEG4/REG4
((0V)) ((0V)) ((0V)) ((0V)) ((0V)) ((-18.66V))
<-26.73V> 86
SEG3/REG3
Q609 Q610 Q611 Q612 ((-26.68V))]
<-26.73V> 87 SEG2/REG2
D670 ((-26.68V))
<-26.73V> 88
SEG1/REG1
Q608-Q612 ((-26.67V))
<-26.95V> 89 VEE
B1GBCFJN0004 ((-26.88V))
<0.3V> 90 MECHSI
LED DRIVER MECHSI R613 100 ((0.6V))
(DISC1-DISC5) <0.3V> 91 MECHSO
MECHSO R614 100 ((2.13V))
<2.42V> 92 MECHCK
MECHCK R615 100 ((2.2V))
MECHRQ R616 <0V> 93 MECHRQ
100 ((1.47V))
<0.8V> 94 MECHCS
MECHCS R617 100 ((1.75V))
<4.95V> 95
MECRST
Q605 MECHRS R618 100 ((4.96V))
R649 <0V> 96 REG_IN
1K B1GBCFJN0004 ((1.12V))
<0V> 97 AVSS
LED DRIVER ((0V))
98 VREF
D612 (WAKE) <5.07V>
10V22
C629
C630
R650
C628
330P
((5.08V)) 99
0.01
22K
SELS5823C <0V> NC
WAKE ((0V))
D5_LED
D4_LED
D3_LED
100 CRT
<4.95V>
<5.95V> ((4.96V))
((6.77V))
1 2 3
<0V>
((0V))
((0V))
((0V))
Q605
<0V>
<0V>
1SS355TE17
<-2.79V>
D601
((-2.99V)) R607
<0V> 220K
((0V))
C604
16V10
C603 560P
C602 560P
14
TO 13
MAIN CIRCUIT 12 R620
(CN904) ON L905-L910 11
10K
RLBV252AV-Y R955 MICVR
SCHEMATIC 1
22K 10
HPR
DIAGRAM-25 2
9
W904 HPGND TO
8
HPL MAIN CIRCUIT R605
7
PHSW (CN902) 10K
6
5V ON SCHEMATIC
5
R956 MICSW DIAGRAM-23
22K 4 R606
PHONE SW 10K
3
DGND
L905 2
1 C921 MIC
HPGND 1
1000P VREF
HEADPHONE
7 CN604
6
HP SW L906
3
HPR L907
2 <4.92V>((4.94V))
4
HPL Q601
PHONE SW L909 <0V>
5 C918 C612
1SS355TE17
D.GND 0.047 C611 [0V] 50V2.2
JK603 0.01 Q601
D609
<0V>
C919 L910 ((0V)) B1GACFLL0005
L908 RESET SWITCH
0.047
HEADPHONE CIRCUIT
R692 R691 R690 R689 R688 R687 R686 R685 R684
10K 6.8K 4.7K 2.7K 2.2K 1.8K 1.2K 1K 1K
OPEN/CLOSE
SELECTOR
PAUSE
R.SKIP
F.SKIP
STOP
S636
S632
S631
S639
S638
S637
PLAY
DISC
S633
S635
S630
S634
SFC
SW
8 7 6 5
NC GND DO DI
C609
0.01
IC602
BR93LC46FE2
EEPROM
VR601
B COM A EVEKE2F3024M NC VCC CS SK
MAIN VOL
3 2 1 1 2 3 4
R653 47K R625
22K
R652 47K
SCHEMATIC DIAGRAM - 22
: +B SIGNAL LINE : -B SIGNAL LINE
PANEL CIRCUIT
FL601
A2BB00000102
16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 51 52
100
100
100
100
100
100
100
C622
R640
100
35V22
R647
R646
R645
R644
R643
R642
R641
R657
68
R658
68
L602
RLBN102V-Y
D608
B0BC5R600003 C621 14
50V3.3 DO/ST
13
R624 SD
22K 12
SER4
R671 100K 11
SER2
R672 100K SER1
10
TO
R673 100K SER3
9
DSP
<-24.42V>
((-24.28V)) R674 100K Z601 DSPACK
8 CIRCUIT
((-26.66V))
((-26.64V))
((-26.65V))
((-18.64V))
((-18.64V))
((-26.64V))
((-19.18V))
((-19.19V))
((-22.03V))
((-19.15V))
((-26.64V))
((-26.63V))
((-26.63V))
((-24.34V))
((-24.34V))
((-24.34V))
((-24.33V))
((-24.34V))
((-13.99V))
((-19.54V))
((-24.23V))
((-24.29V))
((-18.96V))
<-26.72V>
<-26.72V>
<-26.22V>
<-24.43V>
<-24.43V>
<-24.42V>
<-24.41V>
<-21.54V>
<-21.51V>
<-18.65V>
<-26.71V>
<-26.71V>
<-26.71V>
<-19.24V>
<-19.25V>
<-24.43V>
<-22.12V>
<-16.39V>
<-16.39V>
<-19.17V>
<-24.35V>
<-24.42V>
<-22.11V>
((-19.7V))
<-22.1V>
<-24.42V> R675 100K RCDGP1UM272R 7 (CN805) ON
((-24.28V))
REMOTE SENSOR SENS
<-24.4V>
((-24.43V))]
R676 100K DSPRST
6 SCHEMATIC
77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51 R677 100K DGNDC3
5 DIAGRAM-17
SEG34
SEG12
SEG15
SEG16
SEG17
SEG18
SEG19
SEG20
SEG21
SEG22
SEG23
SEG24
SEG25
SEG26
SEG27
SEG28
SEG29
SEG30
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