Panasonic Quasar PV-D300 Service Manual page 156

MAIN C.B.A.
LOADING S301
TO TP BOARD KIT MOTOR 1
36
(FOR EVF ADJUSTMENT)
LOADING
S301
MOTOR 0
35
LOADING
MOTOR
+ -
FP1
M
28
FP1
27
TO/FROM
POWER SUPPLY
BLOCK DIAGRAM
MECHANISM FPC UNIT
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
5
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 TP6020
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
REG +4.5V TAKEUP REEL PULSE
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
25
UNREG 2 3 2 RESET 1 RESET (L)
REGULATOR
36
VDD
Q6022
51
VDD
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
14 6
SERIAL CLOCK OSC IN
CLOCK
SERIAL
15
SERIAL DATA 1 7 OSC OUT
TP6014 DATA 1
SERIAL DATA 0 16
NOT USED
IC6008 (MEMORY)
4 SERIAL CLOCK
5 SERIAL DATA 0
Q6018
6 SERIAL DATA 1
Q6002
IC6008 CS (H) 45 3 CS (L)
NOT USED
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))
58
OSD BLANKING
OSD DATA
OSD DATA 60
(FROM IC308(56))
CAM SERIAL CLOCK 11
CAM SERIAL CLOCK
(FROM IC308(55))
CAM SERIAL DATA 0 12
CAM SERIAL DATA 0
(TO IC308(48))
CAM SERIAL DATA 1 13
CAM SERIAL DATA 1
(TO IC308(82))
AUDIO RESET (L) 44
CAM RESET (L)
(TO Q4002(B))
AUDIO RESET(L)
X6001
OSC 1 37
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
92
REC LED ON (L)
REG +4.5V
KEY DATA 1 83
TO VIDEO
BLOCK DIAGRAM
KEY DATA 2 84
KEY DATA 3 82
81
KEY DATA 4
D6005
KEY IN 0 1
REC (L) 2
TO/FROM PROCESS
62
BLOCK DIAGRAM DISPLAY (L)
63
SP (L)/SLP (H)
97
SCAN 1
TO AUDIO
BLOCK DIAGRAM
96
SCAN 2
SCAN 3 95
SCAN 4
SCAN 4 94
(PIN 94)
EJECT
POWER LED ON (L) 93
KEY DATA 4
(PIN 81)
+4.5V
---
* 2
TP6003
MENU
88
DEW SENSOR
---
47
DEW +B
TITLE
TP6012
9
KEY IN 2
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
IR
RECEIVER
1 3
FP11
1
FP11
2
Q6006
UNREG
FP11
5 TALLY
LED
FP11
4
(WITH EVF)
VCR OPERATION UNIT
EVF C.B.A.
P3 P902 FP901
* 1
SW
4 4 1
COLOR EVF A C.B.A.
P901 FP902
4 1
(WITH COLOR EVF)
TOP OPERATION UNIT SIDE L FPC UNIT
FP3
SW * 1
22
* 1
FP3
SW SW * 1
16
POWER * 1
CAMERA
FP3
OFF
VCR
8
EJECT
FP3
14
REC
FP3
7
DISPLAY
FP3
SP/SLP
13
FP3
3
FP3
11
FP3
9
FP3
12
FP3
15
FP3
POWER
4
FP3
5
FP3 DEW
SENSOR
10
TP6010