JVC XL-V184BK Service Manual page 18

Compact disk player
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XL-V184BK
XL-V284BK
I BA6398FP(IC801) : BTLDRIVER
1. Terminal Layout
CH1-0UTA
1
28 GND
CHl-OUTB
2
27 CH4-0UTA
CHl-INA
3
26 CH4-OUTB
CHMNB
4
25 CH4-INA
NC 5
_^ .
24 CH4-IN B
NC 6
23 BIAS IN
MUTE 7
. ;
22 VCC
GND
8
21 VCC
CH2-INB
9
20 CH3-INB
CH2-INA 10
19 CH3-IN A
CH2-0UTB 11
18 CH3-0UTB
CH2-0UTA 12
17 CH3-0UTA
GND 13
16 OPIN +
OP OUT 14
15 OP IN-
2. Block Diagram
ETI
Ea Ea E i
p
I
AA
VCC
^
Eg| l ü
ligj lyl
M
[Ï;^
D.BUF
LEVEL
SHIFT
-^Mr—
LEVEL
SHIFT
LEVEL
SHIFT
LEVEL
SHIFT
liJ liJ liJ liJ LiJ M lU
X
D.BUF
liJ liJ y lil! Ü Ü y
B.Description
Pin No.
Symbol
1/0
Descriptlon
1
2
C H 1 - 0 U T A
C H l - O U T B
0
Focus drive output
3
C H l - I N A
1
Focus drive input
4
5,6
10
19
24
C H I - I N B
NC
CH2-IN A
CH3-INA
CH4-IN B
-
Non connection
7
MUTE
1
Mute signal Input pin
9
20
CH2-INB
CH3-INB
1
1
Spindle motor drive input
Feed motor drive input
25
CH4-INA
1
Tracking drive input
Pin No.
Symbol
1/0
Description
8,13,28
GND
-
GND
11
12
C H 2 - 0 U T B
C H 2 - 0 Ü T A
0
Spindle motor drive output
14
OP OUT
0
OP amp output
15,16
OP IN
1
OP amp input
17
18
C H 3 - 0 U T A
C H 3 - 0 U T B
0
Feed motor drive output
21,22
Vcc
-
Power supply
23
BIAS IN
1
Input pin of Bias
26
27
CH4-0UT B
C H 4 - 0 U T A
0
Tracking drive output
1-18 (No. 20503)

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