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SYSTEM CONTROL BLOCK DIAGRAM
TV/VCR MAIN C.B.A.
+
-
M
LOADING
MOTOR
UNSW+5V
IC6005
RESET
UNSW+5V
5
+5V
TP6001
SW+5V
Q6010
TAKEUP
IC6002
IC6003
PHOTO TR
TAKEUP REEL
SUPPLY REEL
SENSOR
SENSOR
SW6001 SAFETY TAB SW
(TO IC3501(25))
SW+12V
DELAY REC+12V
Q6001
IC6001 (SYSTEM CONTROL MICROCONTROLLER)
IC6201
(LOADING MOTOR DRIVE)
LOADING MOTOR
P6203
82
2
6
LOADING
REVERSE(H)
1
MOTOR
LOADING MOTOR
P6203
DRIVE
83
4
5
FORWARD(H)
2
D6002
PROGRAM TIMER LED ON(L)
Q6005
37
VDD
Q6003
POWER DOWN(L)
1
78
Q6006
D6009
RESET
RESET
34
TAKEUP REEL PULSE
80
79
SUPPLY REEL PULSE
8
TAKEUP PHOTO TR
SUPPLY PHOTO TR
7
SW+5V
D6001
Q6009
SENSOR
LED
SUPPLY
PHOTO TR
X6001
(14.3MHz)
38
OSC 2
OSC
OSC 1
39
+5V
35
SAFETY TAB BROKEN(H)
Q6002
20
VIDEO DELAY REC(H)
MODE SW
33
POSITION A
MODE SW
32
POSITION B
MODE SW
31
POSITION C
MODE SW
30
POSITION D
U6301
IR
IR DATA
14
RECEIVER
ON TIMER LED ON(L)
10
5
REC LED ON(L)
26
(MEMORY)
IC6004
I
2
C SERIAL DATA
72
5
I
2
C SERIAL DATA
2
2
I
C SERIAL CLOCK
71
6
I
C SERIAL CLOCK
(TO/FROM IC5301(44))
(TO/FROM IC3001(8))
I
2
C SERIAL DATA
(TO IC5301(43))
(TO IC3001(7))
I
2
C SERIAL CLOCK
KEY DATA 2
3
KEY DATA 1
2
KEY DATA 0
1
SW6002 (MODE SELECT SWITCH)
1
PIN NO. OF IC6001
A
B
MODE
(33)
(32)
2
EJECT
L
H
DOWN
L
H
3
R-REV
H
H
LOAD
L
L
4
REV
H
L
PLAY
L
H
5
POWER OFF
H
H
STOP R
L
L
STOP F
H
L
RR/REW
L
L
FF2
L
H
INTERMEDIATE
H
H
POSITIONS BETWEEN
EACH POSITIONS
UHF/VHF TUNER/TV DEMODULATOR UNIT
11
SERIAL DATA 0
SERIAL CLOCK
10
+5V
D6304
ON-TIMER
D6303
PR.TIMER
D6301
REC
+5V
KEY MATRIX (SW6303,SW6304,SW6306~SW6310,SW6312,SW6315~SW6317)
0V
0.39V 0.4V 1.19V 1.2V 2.04V 2.05V 2.94V 2.95V 3.79V 3.8V 4.59V 4.6V <
VOLUME
REC
-----
-----
CH DOWN
FF/CUE
DOWN
/TIME
VOLUME
PLAY
REW
CH UP
INPUT
-----
UP
/REPEAT
/REVIEW
STOP
-----
-----
-----
-----
POWER
/EJECT
SYSTEM CONTROL BLOCK DIAGRAM
PV-C1324-K/PV-C1334W-K/PV-C2024-K
C
D
(31)
(30)
H
H
L
L
L
L
H
L
H
L
H
L
H
L
L
H
L
H
H
H
H
H
H
H
TERMINAL
VOLTAGE
-----
OPERATION
-----
BUTTON
-----
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