JVC KD-S845 Service Manual page 28

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Pin
Symbol I/O
No.
36 RFGC O RF amplitude adjustment control signal output pin.
37 TEBC O Tracking balance control signal output pin.
38 SEL O APC circuit ON/OFF signal output pin. At laser on, high impedance with UHS="L", H output with UHS="H".
39 AVDD3 - Analog 3.3V power supply voltage pin.
40 FMO O Feed equalizer output pin.
41 DMO O Disc equalizer output pin.
42 VSS3 - Digital GND pin.
43 VDD3 - Digital 3.3V power supply voltage pin.
44 TESIN I Test input pin. Normally, fixed to "L".
45 XVSS3 - System clock oscillator GND pin.
46 XI I System clock oscilatoe input pin.
47 XO O System clock oscillator output pin.
48 XVDD3 - System clock oscillator 3.3V power supply voltage pin.
49 DVSS3 - DA converter GND pin.
50 RO O R-channel data forward output pin.
51 DVDD3 - DA converter 3.3V power supply pin.
52 DVR - Reference voltage pin.
53 LO O L-channel data forward output pin.
54 DVSS3 - DA converter GND pin.
55 ZDET O 1 bit DA converter zero data detection flag output pin.
56 VSS5 - Microcontroller interface GND pin.
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L 13942296513
57 BUS0 I/O Microcontroller interface data I/O pins.
58 BUS1
59 BUS2
60 BUS3
61 BUCK I Microcontroller interface clock input pin.
62 /CCE I Microcontroller interface chip enable signal input pin.At "L". Bus0 to BUS3 are active.
63 /RST I Reset signal input pin. At reset, "L".
64 VDD5 - Microcontroller interface 5V power supply pin.
4.13 RPM6938-SV4 (IC602) : Remote control receiver
• Block diagram
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1-28 (No.49858)
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