Block Diagrams - Philips 14PV111/01 Service Manual

Servo/System Control Block Diagram
(DECK ASSEMBLY )
AC HEAD ASSEMBLY
CTL(+)
CONTROL
HEAD
CTL(-)
CYLINDER ASSEMBLY
PG
SENSOR
DRUM
M
MOTOR
M
LOADING
MOTOR

BLOCK DIAGRAMS

NOTE FOR WIRE CONNECTORS:
1. PREFIX SYMBOL "CN" MEANS CONNECTOR.
(CAN DISCONNECT AND RECONNECT.)
2. PREFIX SYMBOL "CL" MEANS WIRE-SOLDER
HOLES OF THE PCB.
(WIRE IS SOLDERED DIRECTLY.)
MAIN CBA
CL402
2
1
Q202 Q201
ST-SENS. END-SENS.
SENSOR CBA SENSOR CBA
(ST-SENSOR) (END-SENSOR)
CAPSTAN MOTOR
C-F/R
CAPSTAN
M
CM+15V/12V
MOTOR
AL+12V
P-ON+5V
GND
C-FG
C-CONT
GND
D-FG
LD-CONT
D-CONT
D-PG
1-7-13
TEST POINT INFORMATION
:INDICATES A TEST POINT WITH A JUMPER WIRE ACROSS A HOLE IN THE PCB.
:USED TO INDICATE A TEST POINT WITH A COMPONENT LEAD ON FOIL SIDE.
:USED TO INDICATE A TEST POINT WITH NO TEST PIN.
:USED TO INDICATE A TEST POINT WITH A TEST PIN.
IC201
(SERVO/SYSTEM CONTROL)
AL+5V
D201
RS201
S-LED
REMOTE
14 REMOTE
SENSOR
WF3
TP001
CTL
97 CTL AMP-OUT
95 CTL(+)
94 CTL(-)
SW212
AL+5V
LD-SW
9 LD-SW
10
ST-SENS.
4 END-SENS.
80 T-REEL
Q206
T-REEL
Q208
TIMER+5V RESET 34 RESET
SCART-MUTE
CN201
78 C-F/R
1
2 CM+15V/12V
3 AL+12V
REC-SAFETY
4 P-ON+5V
5
6 87 C-FG
7 76 C-CONT
8
9 89 D-FG
10 81 LD-CONT
11 77 D-CONT
12 90 D-PG
SW201 SW205
KEY 1 7 KEY SWITCH
SW206 SW210
KEY 2
8 KEY SWITCH
P-ON-H
P-ON-H 67
TO POWER
P-DOWN-L
P-DOWN-L 85 SUPPLY BLOCK
D203 REC
23 AL+5V
REC LED
24
REC LED
D202 STANDBY
IC202
SCL 6 SCL
71
SDA 72 5 SDA
I 2 C-OPEN 7 CS
45
SP-MUTE 44
A-MUTE-H
A-MUTE-H 83
EXT-L 42
SCART-H
48
SCART-MUTE
73
33
SW211
REC
SAFETY
SECAM-H 32
C-SYNC 74
DV-SYNC 13
V-ENV 10
C-ROTA
15
RF-SW 18
D-REC-H 65
TRICK-H 33
1-7-14
Comparison Chart of
Models & Marks
Model Mark
14PV 111/07 H
14PV 112/07 I
14PV 415/07 J
14PV 203/07 K
14PV 460/07 L
14PV 111/01 M
14PV 415/01 N
14PV 203/01 O
14PV 460/01 P
14PV 111/58 Q
14PV 415/58 R
14PV 203/58 S
14PV 460/58 T
14PV 112/39 U
14PV 415/39 V
14PV 203/39 W
14PV 460/39 X
(MEMORY)
SCL
TO CHROMA
SDA
BLOCK
I 2 C-OPEN
SCL
SDA
SP-MUTE
TO AUDIO
BLOCK
EXT-L
SCART-H
SCL
SDA
SECAM-H
C-SYNC
DV-SYNC
TO VIDEO
V-ENV
BLOCK
C-ROTA
RF-SW
D-REC-H
TRICK-H
U,V,W,X
T6310BLS