Pioneer XR-P270C Service Manual page 55

@ TDA8560Q (IC1201 : POWER ASSY)
@ POWER AMP
@ Block Diagram
Mode switch
Power ground
@ AN7348K (IC4201 : DECK ASSY)
e PB/REC IC
® Block Diagram
@ Pin Assignment
| 1 | L-Ch. PB Amp Input (B).
R-Ch. PB Amp Input (B).
R-Ch., Negative Feedback.
R-Ch. PB Equalization.
R-Ch. PB Output.
| 6 | AB Switching Time Constant.
R-Ch. REC Input.
R-Ch, REC Output.
cca
Po [RECPBScesSSCSCSC"~"S*~*~'"~*~*~*~*~*S
0 | Tipe ANB Select SSS
rit [ Ripple Fikes SSS
Output Gnd.
XR-P270C,XR-P170C
@ Pin Assignment
Ripple
Rejection
Function
Vee
Normal/Cro2 Select.
Hi/Lo Dubbing Select.
| 16 | ALC Time Constant.
L-Ch. REC Output.
L-Ch. REC Input.
18 |
119 | ALC Low Cut.
[22 [-Ch, Negative Feedback SCS
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