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Description Of Major Ics - JVC KS-FX772R Service Manual

Cassette receiver
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KS-FX772R

Description of major ICs

HA13164A(IC901):Regulator
1.Terminal layout
2.Block diagram
3.Pin function
Pin No.
1
EXT
2
ANTOUT
3
ACC-IN
4
5.6V
5
SW5V
6
ACC-HOL
7
ANTCTP
8
MEMORY
9
MEMDET
10
9V
11
PWR-CNI
12
8V
13
ILL 10V
14
IILL-ADJ
15
GND
1-22
2
1
7
11
12
10
Symbol
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.
Output voltage is 9V when M or H level applied to CTRL pin.
L:BIAS OFF, M:BIAS ON, H:CD ON
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.
8
3
Surge Protector
BIAS
TSD
15
13
TAB
note1)
TAB (header of IC)
connected to GND
Function
9
6
4
5
14
UNIT R:
C:F

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