Panasonic SB-VK61 Service Manual page 91

SCHEMATIC DIAGRAM - 23
MAIN CIRCUIT
B1BBCF000006
Q7
Q7
B1GBCFJN0021
CURRENT CONTROL
Q8
B1GDCFGA0014
CURRENT CONTROL
Q8
: -B SIGNAL LINE
: +B SIGNAL LINE
CN309
CHG_CW
14
CHG_HALF
13
8V
12
CHG_CCW
11
CLAMP
TO 10
OPEN
CD LOADING
9
SW1
CIRCUIT
8
PGND
(CN1) ON
7
SCHEMATIC SW2
6
DIAGRAM - 38
DGND
5
5V
4
POSITION
3
BOTTOMSW
2
PLUNGER
1
Q4
SWITCH
D12
B0JCPC000004
Q4
R72
4.7K
D11
B0BC013A0007
R75
470
C70
16V220
12 11 10 9 4
8 7 6 5
CN301
TO
POWER SUPPLY CIRCUIT
(CP501) ON
SCHEMATIC DIAGRAM - 34
: MAIN SIGNAL LINE
R100 10K
R101 10K
R103
10K
R108 27K
R109 12K
R104 12K
C100
0.47
R105 22K KRC102MTA
PLUNGER MOTOR SUPPLY
CONTROL SWITCH
R110 220
R111 22K
R112 12K
R106
1K
R107
D100
10K
B0EAKM000117
Q101
Q101
KTA12710YTA
CD MOTOR SUPPLY SWITCH
W39
0
12 11 10 9 4
3 2 1 8 7 6 5
CN300
TO
POWER SUPPLY CIRCUIT
(CP500) ON
SCHEMATIC DIAGRAM - 34
91
VREF+
CHG_CW
CHG_HALF
CHG_CCW
CHG_AD1
CHG_AD2
CHG_SW
Q100
CHG_PLGR
MOT10V
+8V
SW5V
3 2 1 1 2 3
CN302
TO
POWER CIRCUIT
(W953) ON
SCHEMATIC DIAGRAM - 36
SA-VK61DGS