XL-35 (serv.man10). Adjustment - Sharp Audio Service Manual (repair manual)

xl-35 (serv.man10) service manual
Model
XL-35 (serv.man10)
Pages
1 Few pages! See other manuals at the bottom of the first or last page.
Size
16.39 KB
Type
PDF
Document
Service Manual
Brand
Device
Audio / System / Adjustment
File
xl-35-sm10.pdf
Date

Read Sharp XL-35 (serv.man10) Service Manual online

XL-35H
– 8 –
MECHANISM SECTION
• Driving Force Check
Torque Meter
Specified Value
Play: TW-2412
Over 80 g
• Torque Check
Torque Meter
Play: TW-2111
30 to 60 g. cm
Fast forward: TW-2231
55 to 140 g.cm
Rewind: TW-2231
55 to 140 g.cm
Specified
Value
Adjusting
Point
Instrument
Connection
Test Tape
ADJUSTMENT
Specified Value
• Tape Speed
TUNER SECTION
MTT-111
Variable
3,000 
±
Headphone
resistor in
90 Hz
terminal
motor.(M901)
Check Point
Instrument
Connection
Display
Frequency
87.5 MHz
87.5 MHz
3.4 V 
±
 1.0 V
TP301
108 MHz
108 MHz
7.8 V 
±
 1.0 V
TP301
• Check FM VT
Signal generator: 1 kHz, 40 kHz dev., FM modulated
Frequency
Frequency
Display
Setting/
Adjusting
Parts
Instrument
Connection
IF
450 kHz
1,602 kHz
T351
*1
 AM Band
531 kHz
(fL): T306
*2
Coverage
1.1 
±
 0.1 V
AM
990 kHz
990 kHz
T302
*1
Tracking
fL: Low-renge frequency
fH: High-renge frequency
Signal generator: 400 Hz, 30%, AM modulated
• AM IF/RF
Adjusting
Parts
Instrument
Connection
Display
Frequency
98.00 MHz
98.00 MHz
VR351*1
Input: CNP301
(30 dB
µ
V)
Output: Speaker
Terminal
• FM RF
Signal generator: 1 kHz, 75 kHz dev., FM modulated
FM Band
87.50 MHz
(fL): L303
*1
Coverage
3.4 
±
 0.1 V
FM RF
98.00 MHz
98.00 MHz
L302
*2
(10~30 dB)
Test Stage
Frequency
Frequency
Display
Setting/
Adjusting
Parts
Instrument
Connection
*1. Input: Antenna,
Output: TP301
*2. Input: Antenna,
Output: Speaker Terminal
• FM Detection
Signal generator: 10.7 MHz, FM sweep generator
FM IF
10.7 MHz
98.00 MHz
T304(Turn
Input: Pin 1 of
the core of
IC301
T304 fully
counter-
clockwise).
Test
Stage
Frequency
Frequency
Display
Setting/
Adjusting
Parts
Instrument
Connection
• FM Mute Level
Signal generator: 1 kHz, 40 kHz dev., FM modulated
*1. Adjust so that an output signal appears.
TAPE MECHANISM
M901
Tape
Motor
Variable
resistor
in motor
IC303 
IC302 
CF352 
R336
T306
VR351 
T302
T304
L303
IC301 
L302
BF301 
T351
1
9
MAIN PWB
ANTENNA
SOCKET
FM Mute
Level
AM IF
TP301
CNP301
AM
Tracking
AM Band
Coverage fL
FM Band
Coverage fL
FM RF
FM IF
Figure 8-1 ADJUSTMENT POINT
Figure 8-2 ADJUSTMENT POINTS
*1. Input: Antenna
Output: Speaker terminal
*2. Input: Input is not connected
Output: TP301
Display

Download Sharp XL-35 (serv.man10) Service Manual (Repair Manual)

Here you can read online and download Sharp XL-35 (serv.man10) Service Manual in PDF. XL-35 (serv.man10) service manual will guide through the process and help you recover, restore, fix, disassemble and repair Sharp XL-35 (serv.man10) System. Information contained in service manuals typically includes schematics / circuit diagrams, wiring diagrams, block diagrams, printed wiring boards, exploded views, parts list, disassembly / assembly, pcb.