Audio I/O Schematic Diagram - JVC HM-HDS1EK Service Manual

4.6

AUDIO I/O SCHEMATIC DIAGRAM

0 3 MAIN (AUDIO I/O)
5
B2604
OPEN
IC2610
BU4053BCF
VDD Y X
TO DV MAIN
(AUDIO AD/DA)
CN3701
Y1 Y0 Z1
CN2601
DV_A_REC[L]
GND
DV_A_REC[R]
B2603 OPEN
4 GND
DV_A_PB[L]
GND
DV_A_PB[R]
GND
R2684
10k R2685 R2683
2.2k 2.2k
Q2601 Q2602
2SC4081/QRS/ 2SC4081/QRS/
3
TO
CONNECTION
R2660
GND
RCA_A.OUT[R]
RCA_A.OUT[L]
R2662
A.IN1[R]
R2661 R2663
10k 10k R2664
A.IN1[L]
LINE_OUT[R]
LINE_OUT[L]
R2666
A.IN2[R]
A.IN2[L]
DEC_OUT[R]
DEC_OUT[L]
2
TO
CONNECTION
F.AUDIO[R]
F.AUDIO[L]
TO
TUNER
DEMOD[R]
DEMOD[L]
FROM
BS
BS_AUDIO[R]
# C2614
BS_AUDIO[L]
# C2613
NC
1
Used
# DIFFERENCE TABLE
Not used
SYMBOL B2601,B2602 IC2609
C2656-C2661
MODEL B2607,B2608
With DVC
With HDD
A B
C2607 1 /50
C2606 1 /50
R2625
5.6K
#
R2621
5.6K
#
R2622 #
22k
C2609
R2626 C2611 100p
22k 100p
X1 X0 A B C
VCC VCC
-VCC -VCC
Z Z0 INH VEE VSS
#
IC2604
IC2605
BA15218F
BA15218F
R2623 C2610 # #
22k 100p R2619 C2608
22k 100p
R2687
220
R2688 R2624
220 5.6K
C2681 # #
10 /16 R2620 R2639
5.6K 100k
1 1
0 0
GND Vcc NC
#
IC2609
LA7151
#
C2659
10 /16
220 #
C2660 10 /16
# C2661 10 /16
# #
220
B2602 B2601
220
220
1
1
SYMBOL IC2604 ,R2612,R2615
SYMBOL
B2609 B2610 R2619-R2622,R2639,R2640
MODEL
MODEL R2668 R2636 C2608,C2609,C2613,C2614
With BS
NTSC
PAL/MS W/O BS
C
The Parts Number , value and rated voltage etc. in the Schematic Diagram are for references only.
Note :
When replacing the parts , refer to the Parts List.
C2604
47
/16
#
R2638
R2640 100k
100k #
R2609 R2608
R2618 R2617 R2616 R2615
1k 1k
1k 1k 1k 1k
C2603
100p
VDD X2 X1 X X0 X3 A B VDD X2 X1
VCC
-VCC
Y0 Y2 Y Y3 Y1 INH VEE VSS Y0 Y2 Y
IC2602
IC2603 IC2601
BA15218F
BU4052BCF BU4052BCF
C2602
100p
#
R2601 R2602 R2603
R2610 R2611 R2612 R2613 R2614
1k 1k 1k
1k 1k 1k 1k 10k
C2605
R2637 C2683
10 /16 100k 47 /16
R2659 R2658 R2657 R2656
1k 1k 1k 1k
C2655 C2654
10 /16 100p
VDD X2 X1 X X0 X3 A B
VCC
–VCC
Y0 Y2 Y Y3 Y1 INH VEE VSS
IC2608
BA15218F
IC2607
BU4052BCF
C2652 C2653
10 /16 100p
#
R2651 R2652 R2653 R2654 R2655 C2651 R2668
1k 1k 1k 1k 10k 10 /16 10k
D E
4-15 4-16
R2635 R2634 R2633 R2632
1k 1k 1k 1k
R2607 R2606
1k 1k
VDD X2 X1 X X0 X3 A B
X X0 X3 A B
Y0 Y2 Y Y3 Y1 INH VEE VSS
Y3 Y1 INH VEE VSS
IC2606
BU4052BCF
R2627 R2628 R2629 R2630 R2631 C2612
R2604 R2605 1k 1k 1k 1k 10k 10 /16
1k 10k
R2689 0Ω
C2601 R2690
10 OPEN
/16
C2682 D2601
47 /16 OPEN
F
TO
SYSCON
DV_A.MUTE[H]
IN_SEL_B
IN_SEL_A
# B2607
D_R2/D_R1Y/D_FV
# B2608
SP_CONV/D_BS/D_F
D_VHS[H]
D_TU[H]
FRONT[H]
#
B2609
SP_CONV[H]/BS[H]
OUT1_D[H]
OUT2_D[H]
# B2610
#
BIL_SEL/DEC[H]
R2636
D2602
10k
OPEN
D_YV[H]
TO CONNECTION
AL5.8V
R2691 0Ω
AL12V
R2692 220
AUDIO[-]
GND
TO
VIDEO/AUDIO
A.SEL_IN[R]
A.SEL_IN[L]
FMA_OUT[R]
FMA_OUT[L]
GND
DEMOD[R]
DEMOD[L]
A.IN1[R]
A.IN1[L]
DEC_OUT[R]
DEC_OUT[L]
A.IN2[R]
A.IN2[L]
p10336001a_rev0
G H