Panasonic SA-AK630E, Руководство по обслуживанию, Страница: 80 / 168

: REC switch
S6305
: Demo/Display switch
S6306
: Sub-woofer switch
S6307
: Delete switch
S6308
: Marker switch
S6309
: Title Search switch
S6310
: Enter switch
S7201
: Rest switch
VR6491
: VR Volume Jog
- The voltage value and waveforms are the reference voltage of this
unit measured by DC electronic voltmeter (high impedance) and
oscilloscope on the basis of chassis. Accordingly, there may arise
some error in voltage values and waveformsdepending upon the
internal impedance of the tester or the measuring unit.
- Importance safety notice :
Components identified by mark have special characteristics
important for safety. Furthermore, special parts which have
purposes of fire-retardant (resistors), high-quality sound
(capacitors), low-noise (resistors), etc. are used. When replacing
any of components, be sure to use only manufacturer's specified
parts shown in the parts list.
Caution !
IC, LSI and VLSI are sensitive to static electricity.
Secondary trouble can be prevented by taking care during repair.
- Cover the parts boxes made of plastics with aluminium foil.
- Put a conductive mat on the work table.
- Ground the soldering iron.
80
PDF created with pdfFactory Pro trial version www.pdffactory.com