Sharp LC-19D1E/S-BK/WH, Service Manual

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LC-19D1E/S-BK/WH
5 – 7
23 VCCP1N - ch1 Power supply terminal of the minus side power amplifier output (Rch-)
24 N.C. - No connection
25 BSP1N I ch1 The minus side boost strap terminal 2N (Rch-)
26 WARNING O Warning output terminal . It is a terminal which tells warning of operation.
27 ERROR O Error output terminal . It is a terminal which tells an error of operation.
28 MUTEX I Audio mute control terminal. (H: mute OFF L: mute ON)
29 N.C. - No connection
30 N.C. - No connection
31 OSC I/O Sampling clock signal input-and-output terminal.
32 MS I master slave change terminal (H: slave operation L: master operation)
33 ROSC I
Sampling clock frequency setting terminal for Insides PWM.
It can usually use it by opening..
34 TM I Audio mute time constant setting terminal
35 VHOLD I The detection voltage setting terminal for a power supply instant cutting detection function
36 BSP2N I ch2 Minus side boost strap terminal 2N (Lch-)
37 N.C. - No connection
38 VCCP2N - ch2 Power supply terminal of the minus side power amplifier output (Lch-)
39 VCCP2N - ch2 Power supply terminal of the minus side power amplifier output (Lch-)
40 OUT2N O ch2 Minus side PWM signal output terminal (Lch-)
41 OUT2N O ch2 Minus side PWM signal output terminal (Lch-)
42 GNDP2 - ch2 Ground terminal of a power amplifier output. (Lch)
43 GNDP2 - ch2 Ground terminal of a power amplifier output. (Lch)
44 OUT2P O ch2 Plus side PWM signal output terminal (Lch+)
45 OUT2P O ch2 Plus side PWM signal output terminal (Lch+)
46 VCCP2P - ch2 Power supply terminal of the plus side power amplifier output (Lch+)
47 VCCP2P - ch2 Power supply terminal of the plus side power amplifier output (Lch+)
48 N.C. - No connection
Pin No. Pin Name I/O Pin Function