Description Of Major Ics - JVC GFK-2314H Service Manual

Cassette receiver
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KS-FX732R
QQ
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Description of major ICs

HA13164A(IC901):Regulator
1.Terminal layout
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15
2.Block diagram
TE
L 13942296513
3.Pin function
Pin No.
Symbol
1
EXT
2
ANTOUT
3
ACC-IN
4
5.6V
5
SW5V
6
ACC-HOLD
7
ANTCTR
8
www
MEMORY
9
MEMDET
10
9V
11
PWR-CNT
12
8V
13
ILL-10V
14
ILL-ADJ
15
GND
1-22
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2
1
7
11
12
10
Output voltage is VCC-1 V when M or H level applied to CTRL pin.
Output voltage is VCC-1 V when M or H level to CTRL pin and H level
to ANT-CTRL.
Connected to ACC.
Regular 5.6V.
Output voltage is 5V when M or H level applied to CTRL pin.
Output for ACC detector.
L:ANT output OFF , H:ANT output ON
Connected to VCC.
Low battery detect.
x
ao
y
Output voltage is 9V when M or H level applied to CTRL pin.
L:BIAS OFF, M:BIAS ON, H:CD ON
.
i
Output voltage is 8V when H level applied to CTRL pin.
Adjustment pin for ILM output voltage.
Output voltage is 10V when M or H level applied to CTRL pin.
Connected to GND.
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8
8
3
Surge Protector
BIAS
TSD
Q Q
3
6 7
1 3
15
13
TAB
note1)
TAB (header of IC)
connected to GND
Function
u163
.
2 9
9 4
2 8
9
6
4
1 5
0 5
8
2 9
9 4
5
14
UNIT R:
C:F
m
co
9 9
2 8
9 9

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