Pin Connection Diagram - Yamaha RX-497 Service Manual

RX-497

PIN CONNECTION DIAGRAM

ICs
LM61CIZ NJU7201L55
3: GND
3: GND
2: Vout
2: VIN
1: +Vs
SN74AHC1G32DCK NE5532DR
4
5 8
3
1
BD3841FS LA7956
1 7
1 6
3 2
1
Diodes
1SS355
1SS380
MA8056-M
MA8075-H
MA8051-M
MA8120-H
UDZ5.1B
UDZS3.0BTE-17
AVRL161A1R1NTB
RB500V-40
Cathode
UDZS22BTE-17
Transistors
2SC2412K (Q, R, S)
2SD1938F (S, T)
DTC144EKA
2SA1037K (Q, R, S)
C
E
B
Transistors
2SA1695 (O, P, Y)
2SC4468 (O, P, Y)
2SA2151 (O, P, Y)
2SC6011 (O, P, Y)
B
C
E
20
NJM7805FA
1: OUTPUT
2: COMMON
3: INPUT
3 2
1
1: VOUT
NJM2068MD AK4384ET
5
8
4
16
4
1
1
LB1641
10
9
1
1
1SS133
1SS270A
1SR139
1T2
MTZJ16A
MTZJ6.8B
MTZJ10B
Anode
MTZJ9.1B
MTZJ6.2B
MTZJ3.0A
MTZJ27B
Cathode
2SA1708 (S, T) 2SC1740S (Q, R, S)
2SC4488 (S, T) DTC144ESA-TP
B
B
C
C
E E
FETs
2SK30ATM
2SK3850
S
G
D
µPC29M33T-E1
PQ05RD11
4
1: VIN
2: VO 1 2 3
3: GND
4: VC
1
4
SN74LV245APWR
1 1
8 2 0 1 0
1
1
F2602E-01 M66003-0131FP
2 5
3 6
3 7
2 4 4 9
4 8 1 3
6 4
1 1 2
KBP103G
Anode
–
+
2SA1015 (Y)
2SC1815 (Y)
2N5401C-AT
2N5551C-AT
2SC2229 (O, Y)
2SA970 (GR, BL)
2SB647 (C, D)
E
C
B
TLP421 TC4013BP
3
1: INPUT
1
2: GND
2
3: OUTPUT
1 4
4: GND
2 3
LC72722PM NJU7313AM
1 3
1 2
2 4
3 0
1
M30626FHPFP
4 8 3 3 80
81
3 2
1 7
100
1 1 6
1
S1NB20 S4VB20
S1NB60
–
+
2SD2375 (Q, P) 2SC4495
B
C
E
B
C E
7
1 4
1
1 6
1 5
1
51
50
31
30