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Panasonic PalmSight PV-L750 Service Manual page 235

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MAIN C.B.A.
LOADING
S301
TO TP BOARD KIT
MOTOR 1
36
(FOR EVF ADJUSTMENT)
LOADING
S301
MOTOR 0
35
+
-
FP1
M
28
LOADING
MOTOR
FP1
27
MECHANISM FPC UNIT
TO/FROM
POWER SUPPLY
BLOCK DIAGRAM
REG +4.5V
SAFETY TAB SW
FP7
2
CASSETTE DOWN SW
FP7
9
MODE SELECT SW
FP7
PIN NO. OF IC6001
POSITION 1 POSITION 2
4
MODE
(4)
(3)
FP7
STOP/REW
L
L
3
STANDBY
H
L
FP7
EJECT/REC/PB/PAUSE/CUE/REV/FF
L
H
1
FP7
6
SUPPLY
FP7
REEL
8
SENSOR
FP7
12
FP7
14
SENSOR
SUPPLY
LED
PHOTO TR
VIDEO DELAY REC (H)
CYLINDER UNIT
AUDIO DELAY REC (H)
FLYING
FP6
FLYING
ERASE OSC
10
ERASE
HEAD
IC6001 (SYSTEM CONTROL MICROCONTROLLER)
IC6007 (LOADING MOTOR DRIVE)
3
4
UNREG
11
7
LOADING MOTOR REV (H)
LOGIC
6
8
LOADING MOTOR FWD (H)
14
1
VCC
5
Q6010
Q6021
6
POWER ON (H)
UNREG
(TO Q1001(B))
POWER ON (L)
SW UNREG
Q6026
(FROM Q1002(C))
SW
BATTERY VOLTAGE
NOT USED
REG +4.5V
85
BATTERY UNDERCUT
77
SAFETY TAB BROKEN (H)
64
CASSETTE DOWN (L)
4
MODE SW POSITION 1
3
MODE SW POSITION 2
IC6203
TAKEUP
REEL
TP6007
SENSOR
90
TAKEUP REEL PULSE
REG +4.5V
TP6004
80
SUPPLY REEL PULSE
Q6013
SENSOR
91
SENSOR LED ON (H)
LED DRIVE
86
SUPPLY PHOTO TR (L)
NOT USED
Q6202
Q6201
REG +4.5V
IC6006
IC6002
+4.5V
2
3
2
RESET
1
25
RESET (L)
UNREG
REGULATOR
36
VDD
51
VDD
Q6022
73
VDD
Q6005
27
VIDEO DELAY REC (H)
REG +4.5V
Q6004
Q6008
26
FLYING ERASE ON (H)
IC6005 (CLOCK IN)
TP6001
CLOCK (32KHz)
40
1
CLOCK (32KHz)
VDD
IC6005 CS (H)
30
5
CS (H)
TP6015
SERIAL
SERIAL CLOCK
14
6
OSC IN
CLOCK
SERIAL
15
SERIAL DATA 1
7
OSC OUT
TP6014
DATA 1
SERIAL DATA 0
16
IC6008 (MEMORY)
4
SERIAL CLOCK
5
SERIAL DATA 0
Q6018
6
SERIAL DATA 1
Q6002
IC6008 CS (H)
45
3
CS (L)
8
RESET (L)
(TO IC3001(64))
SERIAL CLOCK
(TO IC3001(63))
SERIAL DATA 0
(TO IC3001(62))
LOAD
57
LOAD
(TO IC3001(78))
OSD BLANKING
59
OSD(DATE/TIME) DATA
OSD(DATE/TIME) DATA
61
(TO IC3001(75,77))
OSD BLANKING
58
OSD DATA
OSD DATA
60
(FROM IC504(203))
CAM SERIAL CLOCK
11
CAM SERIAL CLOCK
(FROM IC504(202))
CAM SERIAL DATA 0
12
CAM SERIAL DATA 0
(TO IC504(201))
CAM SERIAL DATA 1
13
CAM SERIAL DATA 1
(TO IC504(60))
AUDIO RESET (L)
44
CAM RESET (L)
(TO Q4002(B))
AUDIO RESET (L)
X6001
37
OSC 1
OSC
1
*
IC6001 KEY MATRIX CHART
(8MHz)
OSC 2
38
OUT
SCAN 1
SCAN 2
SCAN 3
IN
(PIN 97)
(PIN 96)
(PIN 95)
POWER
KEY IN 0
(PIN 1)
OFF
CAMERA
VCR
OPERATION BUTTON
TERMINAL
VOLTAGE
KEY DATA 2
KEY DATA 3
(PIN 84)
(PIN 82)
LIGHT
---
4.32~4.50V
(OFF)
3.42~3.78V
STILL
---
REW/
---
2.52~2.88V
SEARCH
FF/
---
1.62~1.98V
SEARCH
LIGHT
0.72~1.08V
PLAY
(AUTO)
LIGHT
0~0.18V
STOP
(ON)
*
2
NOTE
In case that the dew sensor detects dew condensation,
the voltage of pin 88 becomes approx. 0.3V or over.
5
IR DATA
8
IR ON (L)
49
X6002
3
OSC
(32KHz)
2
Q6011
NOT USED
92
REC LED ON (L)
LED +4.5V
TO VIDEO
BLOCK DIAGRAM
KEY DATA 2
84
KEY DATA 3
82
81
KEY DATA 4
43
PHOTO ON (L)
D6005
1
KEY IN 0
REC (L)
2
TO/FROM PROCESS
DISPLAY (L)
62
BLOCK DIAGRAM
SP (L)/SLP (H)
63
PHOTO
78
REC (H)/PB (L)
TO AUDIO
BLOCK DIAGRAM
97
SCAN 1
96
SCAN 2
95
SCAN 3
SCAN 4
(PIN 94)
SCAN 4
94
EJECT
KEY DATA 4
(PIN 81)
POWER LED ON (L)
93
---
*
2
+4.5V
MENU
TP6003
88
DEW SENSOR
---
47
DEW +B
TITLE
TP6012
KEY IN 2
9
DOWN
*
3
D6001
UP
(FROM B2(3))
BACK UP VOLTAGE
*
3
NOTE
To defeat the safety function, connect a diode between TP6010 and
TP6012, or select the H. Safety defeat in service mode. Refer to NOTE1 of
"Extension cables for service" in service notes section for more information.
MIC/IR UNIT
U6501
IR
RECEIVER
1
3
FP11
1
FP11
2
Q6006
+4.5V
FP11
5
TALLY
LED
FP11
4
(WITH EVF)
VCR OPERATION UNIT
EVF C.B.A.
*
1
P3
P902
FP901
SW
4
4
1
COLOR EVF A C.B.A.
P901
FP901
4
1
(WITH COLOR EVF)
TOP OPERATION UNIT
SIDE L FPC UNIT
FP3
1
*
SW
26
*
1
*
1
FP3
SW
SW
22
POWER
*
1
FP3
PHOTO
11
CAMERA
FP3
OFF
VCR
9
EJECT
FP3
18
REC
FP3
8
DISPLAY
FP3
SP/SLP
21
FP3
4
FP3
15
PHOTO
PHOTO
REC
PLAY
FP3
13
FP3
10
FP3
14
FP3
19
FP3
POWER
5
FP3
6
FP3
DEW
SENSOR
12
TP6010

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