Read Sony FDL-PT22 / FDL-PT22JE Service Manual online
– 19 –
– 20 –
GND (SIF)
DC F/B
SIF IN
Vcc (SIF)
GND (VIF)
IF IN
IF IN
Vcc (VIF)
RF AGC DELAY
RF AGC OUT
AGC FILTER
II
AGC FILTER
I
13
AUDIO OUT
14
E-VDL
15
FM DET IN
16
LIMITER OUT
17
AFT OUT
18
VIDEO OUT
19
REF COIL
20
REF COIL
21
AFT COIL
22
SYNC SEP IN
23
SYNC OUT
24
12
11
10
9
8
7
6
5
4
3
2
1
IF AGC ADJ
BUFFER
IF AGC
DET
VIDEO AMP
AFT
1st
Amp
AGC
2nd
Amp
VIDEO
DET
SYNC
SEP
FM DET
LIMITER
T BOARD : IC201 M51348AFP
INPUT
CONTROL
AUTO
RETURN
PLUSE WIDTH
SET
SIGNAL
DET
DEFEAT
OUT
BT GENERATOR
BAR DISPLAY
POSITION
ADJUST
CHARGE/
DISCHAGE
DISCHAGE
INITIAL RESET
COMPARATOR
BAR OUTPUT
BS ADD
BAND
SW
TUNING
CONTROL
B
STOP
5
3
2
4
1
6
AFC
H.P.
M.M.
H.syn
FH
SUD
13
14
15
17
STOP
DEF
UP
DN
DN
CHCAL
7
27
8
L/H
U/V
23
24
VHA
VLA
Vcc 5V
BRT
28 BS
30 V OUT
31 U OUT
20 VLP
18 UP
19 VHP
21 CON
22 UA
10
C.S.
12
11
CHA
MANU
26
32
26
25
16
9
BT
NC
NC
NC
NC
29
GND
T BOARD : IC001 AN5707NFAP
1
2
3
4
5
6
7
8
9
A
B
C
D
E
T
ELECTRONIC TUNER,
VIF, SIF
VIF, SIF
– T BOARD –
< Component Side >
< Conductor Side >
NOTE:
•
: Pattern from the side which enables seeing.
•
: Pattern of the rear side.
DIODE
*
D001
E-3
9
D002
D-3
7
IC
IC001
E-3
IC201
C-6
TRANSISTOR
*
Q001
D-7
1
Q002
D-7
!•
Q003
D-6
1
Q004
E-6
1
Q006
C-7
!¶
Q007
D-3
1
Q201
C-7
1
Q202
B-6
1
Q203
D-6
1
VARIABLE
RESISTOR
RESISTOR
RV001
D-3
RV002
D-3
RV004
D-4
RV201
C-3
T BOARD
3.4Vp-p (H)
• T BOARD WAVEFORMS
1
3.7Vp-p (H)
2
0.9Vp-p (H)
3
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