JVC KS-T807 Service Manual page 30

Standard schematic diagrams
Main amplifier section
TU1
QAU0314-001
L1
J1 4.7u
QNB0100-002
D2
D1
C39
0.001
C36
7p
IC31 C38
1000p
TB2118F-X
2SB624/4/-X
C37
C35
10p
10p
4.7K
C40
10/16
R37 2.2k
R36 PLLCE 2.2k
R35 PLLDA 2.2k
FM/AM
R34 PLLCL 2.2k
PLLDI
SD/ST
C46 0.01
0.01
C47
R43 R44 SQ
470 220
C32 C50
47p 100p
R32
6.2K
C34 C33
0.047 47/6.3
Q31
UN2211-X
CP401
QGB1214J1-18S
C77
47/6.3
STANDBY
TAPEIN
C76 0.01
MODE
SUBMO+
C75
47p
SUBMO-
To CN401 C74
R72
82p
2.2k
IC71
(SHEET 3)
SAA6579T-X
REEL
MSIN
DOLBY
F/R
FF/REW
MOTOR
CN701
QNZ0605-001
REMOCON
ENC1
ENC2
LCDCE
To CN601
LCDDA
LCDCL
(SHEET 2)
KEY2
KEY1
KEY0
R806 10k
R805
CH.R 100k
CH.L
R804
22k
R803
100
B802
220
B801
220
IC801
HD74HC126FP-X
J801
QNZ0095-001
C81 1/50 R81 9.1K
C91 1/50 9.1K
R91
Q2
C5 2SD601A/R/-X
C92
1/50
0.0022
Q81
Q91
Q5 2SD601A/R/-X 2SD601A/R/-X
R3
2SB709A/R/-X
R83
4.7k R93
4.7k 4.7k
R9
C83
0.1
68 R5
Q84
47k
UN2111-X
Q9
UN2111-X
Q6
D84
1SS355-X
R94
0R0
R7
R6
47k
Q7
UN2211-X
R2
47k
R57
15k
R54
R53
10k
R58 47k
C54
470
0.1
C52
0.01 R8
10k
C55
R56
0.47/50 10k
Q8
UN2211-X
Q52 Q51
2SC2412K/R/-X 2SC2412K/R/-X
C71
560p R758
47k VSS
100
C72
0.022
R74
2.2k
C73
2.2/50
R73
RDSDA
RDSCL
A.GND
IC701
TAPE.L
uPD784215AGC226
TAPE.R
MUTE
R717 0
C706
VDD
0.047
4.7K
R716
VOLDA
VOLCL
4.7K
R715
R762 47k
R761 47k VPP
R760 47k
R759 47k
MOTOR
FF/REW
F/R
R714 10K
DOLBY
MSIN
REEL
SUBMO-
SUBMO+
MODE
SI
SI SO
SO
I/O
47k
R704
R807 R703 47k
100k
R808 INT
SCK
330
R809
22k
R810
100
SCK
D711
R801 X701
C801 X1
1SS355-X
0.22 47k
B18
GND
0
UDZS6.2B-X
QAX0617-001Z
CN702
QGA2006F1-02
RB160M-30-X
R249
D242
220
R247
47k
C244
0.22
TU.R
TU.L R168
2.2K
C82
0.0022
C166 2.2/50
CH.L
C165 1/50
TU.L
R162 0R0
C164 1/50
TAPE.L
IC161
TEA6320T-X
C163 1/50
TAPE.R
R161 0R0
C162 1/50
TU.R
C161 2.2/50
CH.R
2.2K
R166
A.GND
S702
QSW0451-001
R729
L701
47k IC771 4.7u
BR24L16F-W-X
C711
100/10
C713
0.01
C771
0.047
R731
47k
BUZZER
R730
10k S701
QSW0451-001
R732 10k
BUZZER
R733 10k
R734 2.2k
LCDCE
R735 2.2k
LCDCL
R736 2.2k
LCDDA
R737 0
I/O
R738 4.7k
SCK
R739
4.7k
SO
R740 4.7k
SI
RD
TD
D714 UDZS5.6B-X
R741 10k SM
R742 10k SQ
LEVEL
R743 10k
KEY2 DIMIN
R744 10k
KEY1
R745 10k
KEY0
R746
10k ENC2
PCT
R747 4.7k
R748 4.7k
R749 4.7k
R766 47k
R720
22K
S703 TELMUTE
RESET R764 QSQ1A11-V06Z
100
D713
UDZS5.6B-X
C712
0.01
X702
IC702
IC-PST600M/G/-W
R756 R757
2.2k
47k C710
47/6.3
QAX0401-001
2-2
9V
R243
C243
12k R242
0.047
180k
R245
47 R240
C241 0
1/50
R244 R248
R241
22k
47k
C242
22/16
Q241
2SD601A/R/-X
LEVEL
RR
RL
R302
27K
R169 D161
220K 1SS355-X
R170 D162
220K 1SS355-X
C181 4.7/25
FL
C183 4.7/25 FR
RL
FL
270
R173
VOLDA
PCT
D343
1SS355-X
D353
R172 270
1SS355-X
VOLCL
C184 4.7/25
RR
C182 4.7/25
FR
D333
1SS355-X
D323
1SS355-X
R332
R322
Q781
D781
1SS355-X UN2111-X
R782
C781
47K
47/6.3 R781 R783
10K 1.8K
D782
R978
0R0
Q782
1SS355-X
0R0 UN2211-X
Q976
R979
UN2211-X
Q784
UN2111-X
C782
100/16
D783
UDZS11B-X
R976 BZ841
27k
QAN0023-001Z
0.047
Q841
UN2211-X
R977
12k
R841
2.2K
C841
0.1/50
IC901
HA13164A
D902
1SS355-X
Q902
2SA1855/RST/-T
R891 R892
R907
1k
47k
R881 47K
47k
R909
47K
Q881
UN2211-X R906
1K
R908
2.2K Q901
R882 UN2211-X
Q904
C881
4.7k 2SA1037AK/RS/-X
0.1
C882
C891
0.1 22/16
Q903
UN2211-X
IC301
LA4743K
R301
C308
27K
0.22/50
C309
0.22/50
C318
R311
0.22/50
27K
C319
R312
0.22/50
27K
C301
R305 1K
4.7/25
R352 1K
R342
1K
R343
2.2k
R353
2.2k
R333
2.2k
R323
2.2k
1K
1K
C904 0.047
C903 2200/16
D901
1N5401-F64
R901
47
RB160M-30-X
C901
10/16 C982
C902 10/16
D982
RB160M-30-X
F1
QMFZ047-150-T
J321
QNN0489-001
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
SHEET 1