Speaker Control Section - JVC DD-8E Service Manual

Speaker control section

LVA10684-A2
D1106 R1111
4.7K
MTZJ30B-T2
D1101
1SS133-T2
Q1104
KTA1504/YG/-X
12.3V 0.4V
C1101
12.3V
11.8V
4.7/50 D1102
R1102
100K 1SS133-T2
12.2V
6.6V
R1103 11.8V
R1108
0V 22K 0V
4.7K 12.1V 0V
0V
0V
0V 0.8V
0V
12.0V
0V 0V
0V
POWER CONTROL&PROTECTOR
NOTES
1.VOLTAGES ARE DC-MEASURED WITH A DIGITAL VOLT METER WITHOUT INPUT SIGNAL.
CONDITION - CONNECTED CA-DD1/3/8 FUNCTION DVD STOP
2.UNLESS OTHERWISE SPECIFIED.
RESISTORS ARE 1/16W 5% METAL GLAZE RESISTOR.
ALL RESISTANCE VALUES ARE IN OHM( ).
ALL CAPACITORS ARE CERAMIC CAPACITOR OR MYLAR CAPACITOR.
ALL CAPACITANCE VALUES ARE IN F(P=pF).
ALL INDUCTANCE VALUES ARE IN H(m=mH).
ALL E.CAPACITORS ARE SHOWN IN THE FORM OF CAPACITANCE( F)/RATED VOLTAGE(V).
TO AMP (CN304)
(LVS10526-001A)
Q1404
20.5V
KRA102S-X
-20.5V
3.7V
20.5V
R1303
R1404 R1405 100
0.1V
100 75K Q1403
0.6V
Q1407
Q1301
0V
KRC104S-X KRA104S-X 0V
9.4V
0V 0V 0V 0V
0V 0.6V R1301
100K
R1408 0V 0V 0V
0V
0.8V 0V
220K
0V 0V
MUTE CONTROL PROTECTOR
* MARK
J E/B/EN/EV/EE/A/UF
F1001 4A/125V
QMF51U1-4R0-J8
CN105
QGB2510K2-16
R1208
22K
R1207
22K
R1206
33K
-20.5V
R1307
12.2V
10K
12.2V 12.2V
R1204
-20.5V 12.2V
6.7V 0V 1K
0V 0V 0V
0V 6.3V
LOW VOLTEAGE DETECTOR
R1 R1
R2 R2
R1 R2 R1 R2
KRC104S-X 47K 47K KRA102S-X 10K 10K
KRC109S-X 47K 22K KRA104S-X 47K 47K
!
TO CN102
2
1
US/UT/UX/UW
T2AL/250V T4AL/250V
QMF51W2-2R0-J8 QMF51W2-4R0-J8
!
CN101
QGA7901C1-02
!
!
RY101
QSK0142-001
0V
! !
1 3
!
13.1V
1 2
4 2
2 1
220V-240V 127V 110V
!
4 3 2 1
! !
8 7 6 5
A17V
4 4
A0V
3 3
B127V
2 2
B110V
1 1
! S1001
QSW0838-001
TF
3 3
B0V
2 2
A127V
1 1
! !
WC103
QZW0112-001
WC102
QZW0112-001
WC101
QZW0112-001
EP101
LV43391-001A
C1011
0.01
EP102
LV43391-001A
C1012
0.01
Parts are safety assurance parts.
When replacing those parts make
sure to use the specified one.
A/UF Ver.
LVA10684-A3
T1001
! QQT0525-003
1
2
3
4
5
J/E/B/EN/EV/EE Ver.
LVA10684-A3
T1001
! QQT0525-001
QQT0525-002
1
2
3
4
5
T1001 : J Ver. QQT0525-001
T1001 : E/B/EN/EV/EE Ver. QQT0525-002
US/UT/UX/UW Ver.
LVA10684-A3
T1001
! QQT0525-003
1
2
3
4
5
VERSION CORDS
B : GREAT BRITAIN
E : CONTINENTAL EUROPE
EN: NORTH EUROPE
EV: POLAND/CZECH/SLOVAKIA/HUNGARY
EE: RUSSIA
J : U.S.A./CANADA
A : AUSTRALIA
US: SINGAPORE
UT: TAIWAN
UX: SAUDI ARABIA
UW: BLAZIL/MEXICO/RERU
UF: CHINA
2-13