Technics STCA 1080 Service Manual

Page 2

ST-CA'I 080

I CO NTENTS
Page Page
INSTALLATION ................ 2 TERMINAL FUNCTION OF IO 12
LOCATION OF CONTROLS 3 SCHEMATIC DIAGRAM 13~24
SETTING THE TIME. 3 PRINTED CIRCUIT BOARDS
CONNECTIONS ~1 TERMINAL GUIDE OF IC'S. TRANSISTORS
CONCERNING THE REMOTE CONTRO AND DIODES ....................... 29
OUICK REFERENCE 0F REMOTE WIRING CONNECTION DIAGRA 29
CONTROL OPERATIONS... ................. 6, 9 BLOCK DIAGRAM ............ 30~32
OPERATION CHECKS AND MA COMPONENT REPLACEMENT PARTS LIS 33, 34, 39
REPLACEMENT PROCEDURES...... RESISTORS AND CAPAClTORS 35~31
POWER SUPPLY WITH TUNER ST-CA108 . 11 CABINET PARTS LOCATION . 33

REPLACEMENT OF THE FOOT ...........

Note: Refer to the replacement Accessories and Packaging of Service manual for Model No. SE-CA1080 (E, E8, E6),
Order No. A0940615802.

I INSTALLATION
Stacking the components \
Install the various components as shown in
the illustration.
System SC-CMOBO
@ Stereo tuner ST-CA1080
(9 Power amplifier se-cmoao ("9)
(9 Compact disc player SL-CA1060
© Cassette deck RS-CA1060
SB-CA1080 \
9 Speakers se-cmoeo
33-51080
Horizontal stacking El
Vertical stacking E
Main unit speaker installation \

install the main unit speaker-at least 5 cm Passive radiator

away from the wall so that the augmented (
bass sound can be passed through the pas-
sive radiator.

System Myout example E

To produce a better stereo sound, install (- at leastScm
both speakers away from the system.
(9 Left speaker

(9 Television set (not included)

® This system

© Flight speaker

(5) Surround speaker (left)

Surround speaker (right)

Page 30

ST-CA1 060/ ST -CA1 080

I About the Self-Diagnostic Mode

This system is equipped with a self-diagnostic function which, in the event of a malfunction, automatically displays
a code indicating the nature of the malfunction. Use this sell-diagnostic function when servicing the system.

Display method

To display the malfunction code

U-70 . Automatically displays on the tuner/sound processor and the CD player when a malfunction occurs.
F~61 ........ Automatically displays on the tuner/sound processor when a malfunction occurs.

To return to the normal display

1. For U-70:

1 Press and operation button (any button other than the OPEN/CLOSE button) on the unit (tuner/sound processor or CD player)
which displayed U-70".

- To re-display the code, switch the power off (POWER STANDBY button). and then switch power back on again.
2. For F-61:

- If F'61 displayed, the power will automatically be switched off and the standby indicator will light up.
- F-Gl " will be displayed for 3 seconds, and then the clock will be displayed.

- To re-display the code, switch the power on. "F-61" will be re-displayed, and then after 8 seconds the clock will be displayed
and the power will automatically switch oll.

Display location

Compact disc player

32:33
3 2 z z E U-lfl
E E E E E E
Left speaker Right speaker
Stereo tuner

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cow'awowoa We 0 o o
Cassette deck Stereo amplifier

Stereo Tuner

VOLUME Mumcoumot.

U-lD £52333: