Rolsen 21C19/PF21C19, Руководство по обслуживанию, Страница: 38 / 46

SERVICE MANUAL
36
6 Ground 0 0 0
7 Ground 0 0 0
8 Ground 0 0 0.
9 Control signal input 0.03 13.5 13.1
10 Control signal input 0.03 13.5 13.1
11 Control signal input 0.03 13.5 13.1
12 Signal input 3.9 22.2 47.0
13 Signal output 0.7 22.2 47.0
14 Signal input 3.9 21.9 26.0
15 Audio output 3.9 21.9 26.0
16 Supply voltage 7.8 0 0
Table 6 Function and Service Data of TDA7449 (N650)’s Pins
Digital Multimeter : Victor DT890D
Pin
No.
Symbol
Reference
Voltage (V)
Positive
Resistance
(K
Ω
)
Nerative
Resistance
(K
Ω
)
1 CREF 4.0 28.2 21.9
2 VS 8.0 1.8 1.8
3 PGND 0 0 0
4 ROUT 3.3 9.4 9.3
5 LOUT 3.3 9.4 9.3
6 R_IN1 4.0 21.9 26.0
7 R_IN2 4.0 26.7 24.3.
8 L_IN1 4.0 26.7 24.3
9 L_IN2 4.0 21.9 26.1
10 MUXOUT(L) 4.0 24.5 22.5
11 MUXOUT(R) 4.0 24.5 22.5
12 BIN(R) 4.0 28.0 26.1
13 BOUT(R) 4.0 28.0 21.0
14 BOUT(L) 4.0 28.0 20.8
15 TREBLE(L) 4.0 28.0 26.1
16 BIN(L) 4.0 30.5 28.0
17 TREBLE(R) 4.0 30.5 28.0
18 DIG_GND 0 0 0
19 SCL 3.4 6.8 6.7
20 SDA 3.1 6.8 6.7
Table 7 Function and Service Data of TDA9351PS/N2/3I (N100)’s Pins
Digital Multimeter : Victor DT890D
Pin
No.
Symbol
Reference
Voltage (V)
Positive
Resistance
(K
Ω
)
Nerative
Resistance
(K
Ω
)
1 P1.3/T1 3.8 9.5 9.5
2 P1.6/SCL 3.4 6.8 6.8
(continued)