KMD-PS971R/X92
3
COMPONENT DESCRIPTION
ELECTRIC UNIT (X25-848x-xx)
REF.
FUNCTION
OPERATION
No.
Q1
CONTROL SW BETWEEN ED1 to IC1
Works when Q5's base level comes "H".
Q2
REMOTE CONTROLLER POWER SW
Works when the base level comes "L" during power on.
Q3
BRIGHTNESS CONTROL
Adjusts brightness with pulse width.
Q5
CONTROL SW BETWEEN ED1 to IC1
Works when the base level comes "H".
Q6,7
ILLUMINATION SW
Make illumination-on when the base levels comes "H".
Q8
CONTROL SW BETWEEN ED1 to IC1
Works when Q5's base level comes "H".
REF.
FUNCTION
OPERATION
No.
Q3
5V SW
Works when the base level comes "L".
Q4
AUDIO 8V AVR
Works when Q56's base level comes "H".
Q5,6
P.ON 14V SW
Work when the base levels come "H".
Q8-11
ILLUMINATION SW
Works when Q9's base level comes "H".
Q12
DIMMER DETECTION
Works when the base level comes "H" during illumination comes on.
Q13,14 DC/DC CONB SW
Work when Q14's base level comes "H".
Q21,22 P-ANT. SW
Work when Q22's base level "H" during FM or AM signal is received.
Q23
P-CON. SW
Works when Q26's base level comes "H".
Q24,25 P-CON. SW PROTECTION
Work when the P-CON. output volume level comes down.
Q26
P-CON. SW
Works when the base level comes "H".
Q28
BACK-UP DETECTION
Works when the momentary power down is detected.
Q29
ACC DETECTION
Works when ACC is turned off.
Q30
AUDIO MUTE DRIVER
Makes mute turns on when the base level comes "L".
Q32
SPECTRUM ANALYZER AGC
Controls spectrum analyzer level.
Q33
E-VOL. MUTE SW
Makes mute turns on when the base level comes "H".
Q34-37 AUDIO MUTE SW
Makes mute turns on when the base level comes "H".
Q38
SVR SW
Works when momentary power down is detected.
Q43,44 NOISE DETECTION TIME CONSTANT SW
Q43's base comes "L" during searching, and comes
"H" during tuner signal is received.
Q45
K2I WIDE/NARROW SW
Makes mode to the forced wide when the base level comes "H".
Q48,49 AM +B SW
Works during AM signal is received.
Q50,51 FM +B SW
Works during FM signal is received.
Q52
VOLTAGE SW
Works when MD plays.
Q53,54 AUDIO MUTE SW
Makes mute turns on when the base level comes "H".
Q56,57 AUDIO 8V AVR
Work when Q56's base level comes "H".
Q58
EXTERNAL AMPLIFIER CONTROL SW
Works when the base level comes "L".
Q59
PANEL SW
Works when the base level comes "L".
SWITCH UNIT (X13-9710-10)
