Panasonic SA-PM65MD Service Manual page 63

internal impedance of the tester or the measuring unit.
No mark
: Playback
<< >>
: Rec
(( ))
: CD
< >
: FM
( )
: AM
(for MD Servo Circuit)
( )
: MD play [1kHz, L+R, 0dB]
< >
: MD rec. [1kHz, L+R, 0dB]
No mark
: MD
- Importance safety notice :
Components identified by
important for safety. Furthermore, special parts which have
purposes of fire-retardant (resistors), high-quality sound
(capacitors), low-noise (resistors), etc. are used. Whenreplacing
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.
- Do not touch the pins of IC, LSI or VLSI with fingers directly.
15. Printed Circuit Board
mark have special characteristics
63