Sony SRF-QT1 Service manual
SRF-QT1
SERVICE MANUAL
Ver 1.0 1999. 12
SPECIFICATIONS
Frequency range: FM 87.5 – 108 MHz
Output: i (headphones) jack
(ø 3.5 mm stereo minijack)
Power output: 1.5 mW + 1.5 mW
(at 10 % harmonic distortion)
Power requirements: 1.5 V DC, one R03 (size AAA) battery
Dimensions: Approx. 49.8 × 64.8 × 26.0 mm (w/h/d)
(2 × 2 5/8 × 1 1/16 inches) not incl.
projecting parts and controls
Mass: Approx. 50 g (1.8 oz) incl. a battery and
headphones
Accessories supplied: Stereo headphones (1)
Carrying pouch (1)
E Model
Design and specifications are subject to change without notice
FM STEREO RADIO
MICROFILM
1. GENERAL .......................................................................... 2
2. DISASSEMBLY
2-1. Lid, Battery Case................................................................... 3
2-2. Cabinet (Front), Knob (Tune) ............................................... 3
2-3. Main Board ........................................................................... 4
3. ELECTRICAL ADJUSTMENT .................................... 5
4. DIAGRAMS
4-1. Printed Wiring Board — Main Board — .............................. 7
4-2. Schematic Diagram — Main Board — ................................. 9
5. EXPLODED VIEWS ...................................................... 11
6. ELECTRICAL PARTS LIST....................................... 12
SECTION 1
GENERAL
This section is extracted from
instruction manual.
— 2 —
SECTION 2
DISASSEMBLY
• The equipment can be removed using the following procedure.
Lid ,Battery Case
Set
Cabinet (Front), Knob (Tune)
Main Board
Note : Follow the disassembly procedure in the numerical order given.
2-1. LID, BATTERY CASE
1
Slide Lid, Battery Case in
the direction of the arrow.
2
Two screws (B1.7 × 8)
2-2. CABINET (FRONT), KNOB (TUNE)
4
Remove the Cabinet (Front)
in the direction of the arrow.
3
Release from the claw.
5
Knob (Power)
claw
1
Release from the claw.
2
Release them
from the two claws.
96
1
0
8
7
Knob (Tune)
two claws
6
Screw (P1.7 × 2.5)
88
claw
— 3 —
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