14
2-4. IF MODULE CIRCUIT ADJUSTMENT METHOD
1. 32.4 MHZ TRAP (PAL, SECAM-B/G SYSTEM ONLY)
• Connection Method
• Adjustment Procedure
1) 12V to PIN
6
, and GND to PIN
7
of H101
2) Connect the signal generator output to pin
8
and GND to PIN
7
3) Connect the oscilloscope to check point
4) Adjust L101 to obtain minimum level at the check point.
•INPUT SIGAL TABLE
13
Adj. Location
Checking Point
Measuring Equipment
Input signal
Q101
Signal gen
Refer to
L101
Collector
Oscilloscope
the
Power supply
table on page13.
32.4MHz
S/N : 97P650031A
C111
L110
IC101
R191
L103
C105
Z103
C122
Z102
Q102
C112
L108
L107
H101
1
8
L101
Q101
20
1
11
10
1
5
CH-1
OSCILLOSCOPE
CH-2
OUT
SIGNAL GEN
GND
GND
+12V
POWER
SUPPLY
#8
#7
#6
#7
Q101
collector
#6
#7
#8
Refer to input
signal table on
page 13.
NO
Adj item
PAL,SECAM
PAL,SECAM
PAL-I
PAL-B/H
PAL-I/I
-B/G
-B/G,D/K
1
32.4MHz
32.4MHz
X
31.5MHz
X
32.4MHz
X
TRAP
80dBµV
80dBµV
80dBµV
TANK
fm : X
fm : X
fm : X
fm : X
fm : X
fm : X
2
RESONA
fc : 38.9MHz
fc : 38.9MHz
fc : 39.5MHz
fc : 36.875MHz
fc :38.9MHz
fc : 38.9MHz
-NT
80dBµV
80dBµV
80dBµV
80dBµV
80dBµV
80dBµV
AFT
fm : 15.625KHz
fm : 15.625KHz
fm : 15.625KHz
fm : 15.625KHz
fm : 15.625KHz
fm : 15.625KHz
3
Coil
30% AM
30% AM
30% AM
30% AM
30% AM
30% AM
80dBµV
80dBµV
80dBµV
80dBµV
80dBµV
80dBµV
fm : 15.625KHz
fm : 15.625KHz
fm : 15.625KHz
fm : 15.625KHz
fm : 15.625KHz
fm : 15.625KHz
4
RF
30% AM
30% AM
30% AM
30% AM
30% AM
30% AM
AGC
98dBµV(HYPER BAND)
98dBµV
92dBµV
95dBµV
92dBµV
98dBµV
92dBµV(WIDE BAND)
• HYPER BAND
TUNER : TEKE4-005B(120A)
TUNER : CSR1A749
TUNER : VTSS7SZ3
DT2-BV08P
5
REMARKS
IF : 97PB204000
IF : 97PB209100
IF : 97PB207200
• WIDE BAND
TUNER : VTSS7SZ3
IF : 97PB207200
2. TANK RESONANT
• Connection Method
• Adjustment Procedure
1) 12V to PIN
6
, and GND to PIN
7
of H101
2) Connect the signal generator output to pin
8
and GND to PIN
7
3) Connect the oscilloscope to check point
4) Adjust L109 to obtain minimum DC voltage at the check point.
S/N : 97P650031A
C111
L110
IC101
R191
L103
C105
Z103
C122
Q102
C112
H101
1
8
L101
Q101
1
11
10
1
5
CH-1
OSCILLOSCOPE
CH-2
OUT
SIGNAL GEN
GND
GND
+12V
POWER
SUPPLY
#8
#7
#6
#7
#6
#7
#8
minimum
#5
Carrier : Refer to input
signal table
on page 13.
Adj. Location
Checking Point
Measuring Equipment
Input signal
H101
Signal gen
Refer to
L109
PIN
5
Oscilloscope
the
Power supply
table on page13.
Summary of Contents for DV-F562 Series
Page 19: ......
Page 20: ...SECTION 5 CIRCUIT DIAGRAM 5 1 CONNECTION DIAGRAM CIRCUIT 33...
Page 21: ...5 2 POWER CIRCUIT 230V ONLY 34...
Page 22: ...5 3 POWER CIRCUIT WIDE RANGE 35 M M M M...
Page 24: ...5 4 SERVO LOGIC CIRCUIT 37 M M...
Page 25: ...5 5 LOGIC CIRCUIT WITH SHUTTLE STATION F542 F342 SERIES 38 1 3 2 1 2 3...
Page 26: ...5 6 LOGIC CIRCUIT F442 F242 F462 F262 F402 1 F202 1 SERIES 39 1 2 3 3 2 1...
Page 27: ...5 7 LOGIC CIRCUIT F562 F362 SERIES 40...
Page 28: ...5 8 LOGIC CIRCUIT F402 2 F202 2 SERIES 41 1 2 3 3 2 1...
Page 29: ......
Page 30: ......
Page 31: ...5 11 PIF CIRCUIT 44 M M M...
Page 32: ......
Page 34: ...5 13 VIDEO CIRCUIT 47...
Page 35: ......
Page 36: ...5 14 OSP CIRCUIT 48 5 15 COLOR CONVERTER 49...
Page 37: ...5 17 IF MODULE CIRCUIT 51 5 16 LINEAR AUDIO CIRCUIT 50 M M M M M M M...
Page 38: ......
Page 39: ...5 19 VPS PDC CIRCUIT AUTO SET 53 5 18 VPS CIRCUIT 52...
Page 40: ...5 21 REMOCON CIRCUIT VR F2BC 55 5 20 REMOCON CIRCUIT VR F3BC 54...
Page 41: ...5 22 REMOCON CIRCUIT VR F2BT 56...
Page 50: ......
Page 51: ......
Page 52: ......
