Technics SL-PC25 Service Manual

SL-PC25
M@ CONTENTS
Page
INSTALLATION ...........0.. 00 cc ee eee eeeee 2
ACCESSORIES 's 5:8 cee 2S oie e6 OS eo a a ee ae 2
PRECAUTION OF LASER DIODE ................. 3
CONNECTIONS ..........0.. 0000 eee eee eae 4
FRONT PANEL CONTROLS AND FUNCTIONS ......... 5
PLAYING A DISC .........2..22 2002 eee eee 6,7
REMOTE CONTROL TRANSMITTER ..............-- 7
HANDLING PRECAUTIONS FOR OPTICAL PICKUP ...... 8
INSTRUCTIONS FOR TRAVERSE OIL
(Part No, SZZOL31) 2... 2. ee ee 8
DISASSEMBLY INSTRUCTIONS .............. 9~13
MEASUREMENTS AND ADJUSTMENTS ......... 13 ~19
TERMINAL FUNCTION OF IC’S .............. 20 ~ 24
BLOCK DIAGRAM .............0002002 a 25 ~ 27
Mi INSTALLATION
Transport lock
The optical pickup is secured to prevent damage during transport.
Be sure to release it before use.
1 2
@ Remove the
*\clamper.
Lock shaft Pull to unlock.
@ (in the locked
Pull condition)
NOTE:
IF THE UNIT IS TRANSPORTED
AGAIN, PERFORM THE
FOLLOWING STEPS:
1. Turn the power on and remove
all discs from the trays.
2. PRESS THE DISC SKIP
BUTTON on the top panel and
turn the power off.
3. Insert the clamper into the slot
on the bottom of the unit and turn
it clockwise.
. Place the unit with the right
panel facing downward.
Press the lock shaft to the LOCK
position (MM _. m).
CAUTION:
Do not transport the unit without
locking the lock shaft.
SEVERE DAMAGE WILL
RESULT.
Soft cloth or similar material
(to prevent scratches)
>
li ACCESSORIES
Page
INTERNAL CONNECTION OF FL ................ 28
SCHEMATIC DIAGRAM ..............-.... 29 ~ 35
TERMINAL GUIDE OF IC’S
TRANSISTORS AND DIODES ................ 36
PRINTED CIRCUIT BOARDS ................ 37 ~ 40
WIRING CONNECTION DIAGRAM ...............- 41
REPLACEMENT PARTSLIST................. 42~45
EXPLODED VIEWS ............ 0000 eee eee 46 ~ 48
RESISTORS & CAPACITORS ................. 49,50
PACICUNG 1 orn Buia Suse dace gay od aed: Beis ee ehae Nada eos 50
TROUBLESHOOTING FLOWCHART........... 51~ 54
* TECHNICAL INFORMATION
* This technical information is located on pp 45 ~56 of the SL-PC10
Service Manual (Order No. AD8904091C1).
Therefore, refer to that Service Manual.
Placement notes
@ This unit is a precision instrument. Be sure to place it on a
flat surface.
@ Avoid places such as the following:
e@Near any equipment or device that generates strong magnetism.
®On any heat-generating equipment or device, or in any place
where the temperature is high (35°C or higher).
eExtremely cold places (5°C or below).
eNear a tuner or TV (It may cause noise in the broadcast, or
disturbance of the TV picture.)
eFor long periods of time in direct sunlight.
@ln dusty or smoky locations.
eln locations prone to vibrations.
®\n locations where the rear panel is less than 10 cm (about 4”)
away from the wall or back of an audio rack.
eWithin reach of children.
@ When carrying or storing the unit, handle it with care so it is
not subjected to any strong bumps.
Always remove the disc before storing the unit for any period of
time.
@ To avoid problems due to vibration.
@Do not place a book or similar object under this unit.
Do not route the connection cables (of this or other units) across
the operation panel, across the top, or under the unit.
@ AC power supply cord....1 @ Stereo connection cable....1 @ Dust cover............ 1
SJA187_—(E) (SJP2249-3) (RYFO082)
SJA193 (EB)
SJA173 (GN)
RJA0004 (GC, PX)
® Remote control @ Batteries...........-.0.. 2 @ AC plug adaptor ...... 1
transmitter .........-.-- 1
(EUR64789B)
(UM—4NE/2S) [SJP9215 (GC, PX)]
pea aes

Technics SL-PC25 Specifications

General

Brand	Technics
Model	SL-PC25
Category	CD Player
Language	English