Jvc TR 545 U Service Manual

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SERVICE MANUAL

Sleeve Rest

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Supply Reel Disk (19) - -»H'lake up Reel Disk (10)

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lIead Cover (3H)
r "Control Knob (Elf)

Counter (77) \\ .
_//----Panel Plate (315)

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Speaker Grille ($36) - _-'-__n 1- t M 1 (a >
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l I ---- Cabinet Body (332)

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Record Button (3? / / \ H -7- Fast Forward Button (317')
Monitor Button (320) Volume Control Tone Control
Knob (3N) Knob (3l5)

MODEL TR-545U,(1545)
TADE Q CO'QDER

DIMENSIONS : Width 11.6", Depth 9.3". Height 3.7" WEIGHT : Approx. 7.31bs.

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Power Source : AC---l)C Compatible (Automatic Switching System)
DC 9 volts (Size ASA designation 1)" cell or equivalent X 6 pcs)
AC 100V. 11()-\120V. 200V, 230x 230V 01 240V

Output Power 2 Maximun 1.5"
Reel Used : Up to 3" Reel
Track System : llalf track system
Recording Time : 1 hour by 3 4 i.p.s. with 5" reel
2 hours by l7 , i.p.s. with 5" reel
Transistors : 258443X1, ZSBTSXI, ZSBTFXZ, 258370X2
Diode I 1N3-1AX1
Thermister I D---1EX2
Recordig System AC Bias
Erasing System : DC Erasing
Monitor : Sound Monitor system through incorporated speaker
Frequency Response : ' 100C 5 to T,()()()C S (3 4 i. p.s.)
1()()c 's to 4,000c s (17 r,- i.p.s.)
Speaker : 2.9" x 5.9" Oval type.
Rewinding Time 2 Within 3 minutes
Fast Forward Time 2 Within 4 minutes.
Wow 0 Flutter : Less than 0.4% (13- i. p.s.)
Life oF Battery : Approx. 15 hours (Continuous use of 3 hours a day at SOOmW'

power output)

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Accessories

Dynamic microphone with remote control swich. 1pc.

Magnetic earphone 1pc.

Extension cord for recording radio program 1pc.

5" reel (tape loaded) 1pc.

5" reel (empty) 1pc.

Head cleaning ribbon 1pc.
Features

* AC & DC operated tape recorder self-containing an AC adaptor. Switching from battery to AC home
power can be done instantly by plugging the power cord.

* Equipped with an automatic volume control, this recorder can perform distortionless clear recording
for full range.

* A combination of large-sized oval speaker and ON. circuit reproduces excellent Hqui tone. This
set is provided with a tone control which will be very convenient to select your favorite tone.

* A sound monitor is equipped to let you know the recording level when recording from radio or
phonograph. And a convenient counter of three digit is also provided, which returns to 000" when

pushed.

Removal of Main Parts

Volume control Knob (317) Tone Control Knob (318) Control Knob (316)

Fig. 1

1. Removal Procedure of Top Panel (Fig. 1)
(1) Pull off Control Knob (3l6), Volume Control Knob (3U), Tone Control Knob (3l8) and Head
Cover (3).
(2) Remove five screws (A) to detach Top Panel (309).
2. Removal Procedure of Cabinet Body (Fig. 2)
(1) Remove Top Panel accoring to the above procedure.
{2) Detach Jack Board (222) from the left side of the body. When to detach the Jack Board, push
the center part of it inward and the pull out the board upward paying attention so as the side

of the board not to touch the fitting screws for the board.

TR-545U, (1545) _ 2 _