Panasonic SC-AK48 Service Manual page 76

SA-AK48
1 2 3
+B6
-B1
+B4
+B3
+B5
LED9V
D501,502
+B1
D314
+B9
+B2
Q509
/CD SWITCH-
ING
ACIN
PCONT
-VP
ECONO
SYNC
VREF+
SYS6V
STK470-040
IC501
REGULATOR
9 10 11 12
4 7 6 8
D521
D503
REGULATOR
Q515
Q519
POWER
SUPPLY
POWER
Q516,
SUPPLY
D512,518
CONT.
Q610
POWER
SUPPLY
POWER
Q611
SUPPLY
CONT.
Notes
1)
: CD PLAYBACK SIGNAL LINE
: FM SIGNAL LINE
: FM OSC SIGNAL LINE
: AM SIGNAL LINE
: AM OSC SIGNAL LINE
: TAPE PLAYBACK SIGNAL LINE
: TAPE RECORDING SIGNAL LINE
: FRONT LOW SP DRIVE SIGNAL LINE
: FRONT MID/HIGH SP DRIVE SIGNAL LINE
: MIC SIGNAL LINE
( ) indicates pin No. of Right channel.
2)
+B7
-B2
+B8
-B3
18
13 14 15, 17
16
D526
D520
Q512
RELAY
DRIVE
FL DISPLAY
Q501,
(FL600)
D504,514,516
REGULATOR
Q978
SWITCH-
ING
D978
D643
Q977,D982
REGULATOR
76
S701
(VOLT ADJ)
T501
F2
RL501
RL502
D513
FL1
FL2
Q975
RELAY
DRIVE
T502
D979~981,
985,986
AC IN
F1
Z501