Panasonic PV-D301 Service Manual page 160

SYSTEM CONTROL BLOCK DIAGRAM
MAIN C.B.A.
LOADING S301
TO TP BOARD MOTOR 1
36
(FOR EVF ADJUSTMENT)
LOADING
S301
MOTOR 0
LOADING MOTOR UNIT
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
(TO IC3501(25))
VIDEO DELAY REC (H)
CYLINDER UNIT
(TO Q4009(B))
AUDIO DELAY REC (H)
FLYING FP6
FLYING ERASE OSC
10
ERASE
HEAD
IC6001 (SYSTEM CONTROL MICROCONTROLLER)
IC6007 (LOADING MOTOR DRIVE)
2 UNREG
1 DRIVE 5 7 LOADING MOTOR REV (H)
LOGIC
7 DRIVE 4 8 LOADING MOTOR FWD (H)
8
VCC
3
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
9 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
2 RESET 1 25
UNREG 2 3 RESET (L)
REGULATOR
36 VDD
51 VDD
73
VDD
NOT USED
Q6005 27 VIDEO DELAY REC (H)
R6067
REG +4.5V
Q6004
Q6008
26
FLYING ERASE ON (H)
IC6005 (CLOCK IN)
TP6001
40 1 8
CLOCK (32KHz) CLOCK (32KHz) VDD
IC6005 CS (H) 30 5 CS (H)
TP6015
SERIAL
SERIAL CLOCK 14 6 OSC IN 3
CLOCK
SERIAL
15
SERIAL DATA 1 7 OSC OUT 2
TP6014 DATA 1
SERIAL DATA 0 16
NOT USED
IC6008 (MEMORY)
4 SERIAL CLOCK
5
SERIAL DATA 0
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
TO VIDEO
LOAD
BLOCK DIAGRAM
(TO IC3001(78))
59
OSD BLANKING
OSD(DATE/TIME) DATA
OSD(DATE/TIME) DATA 61
(TO IC3001(75,77))
OSD BLANKING 58
OSD DATA
OSD DATA 60
(FROM IC308(85))
CAM SERIAL CLOCK 11
CAM SERIAL CLOCK
(FROM IC308(83))
12
CAM SERIAL DATA 0
CAM SERIAL DATA 0
TO/FROM PROCESS
BLOCK DIAGRAM
(TO IC308(84))
CAM SERIAL DATA 1 13
CAM SERIAL DATA 1
(TO IC308(59))
AUDIO RESET (L) 44
CAM RESET (L)
(TO Q4002(B)) TO AUDIO
AUDIO RESET(L) BLOCK DIAGRAM
X6001
OSC 1 37
OSC
* 1 IC6001 KEY MATRIX CHART
(8MHz)
OSC 2 38
OPERATION BUTTON
TERMINAL
VOLTAGE
KEY DATA 2 KEY DATA 3 KEY DATA 4
(PIN 84) (PIN 82) (PIN 81)
LIGHT
4.32~4.50V --- ---
(OFF)
---
3.42~3.78V STILL MENU
REW/ --- ---
2.52~2.88V
SEARCH
FF/
1.62~1.98V --- TITLE
SEARCH
LIGHT
0.72~1.08V PLAY DOWN
(AUTO)
LIGHT
0~0.18V STOP UP
(ON)
* 2
NOTE
In case that the dew sensor detects dew condensation,
the voltage of pin 88 becomes approx. 0.3V or over.
FP11
IR DATA 5
1
FP11
2
Q6006
49
IR ON (L)
X6002
OSC
(32KHz)
UNREG
P3
4
KEY DATA 1 83
84
KEY DATA 2
FP3
KEY DATA 3 82
1
FP3
KEY DATA 4 81
7
FP3
POWER SW 1
15
FP3
EJECT SW 3
14
FP3
2
REC (L)
16
FP3
DISPLAY (L) 62
10
FP3
SP (L)/SLP (H) 63
20
FP3
SCAN 1 97
12
FP3
SCAN 2 96
14
FP3
95
SCAN 3
11
FP3
SCAN 4 94
8
FP3
POWER LED ON (L) 93
19
FP3
+4.5V
5
* 2
TP6003
FP3
88
DEW SENSOR
13
92
DEW +B
TP6011
KEY IN 1 10 TP6012
* 3
47
CLOCK +B
D6001
(FROM FP2(16))
BACK UP VOLTAGE
* 3
NOTE
To defeat the safety function, connect a diode between TP6011 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
(WITH EVF)
VCR OPERATION UNIT
EVF C.B.A.
P902 FP901
* 1
SW
4 1
COLOR EVF C.B.A.
P901
* 1
SW
4
(WITH COLOR EVF)
TOP OPERATION UNIT SIDE L FPC UNIT
SW * 1
* 1
SW SW 1
*
POWER
CAMERA
OFF
VCR
EJECT
REC
DISPLAY
SP/SLP
POWER
DEW
SENSOR