Sony HCD-C5 Service Manual page 74

HCD-C5
• IC501 PD703032AYGF-M01-3BA MASTER CONTROL (UCOM BOARD)
Pin No. Pin Name
1 FL-DATA
2 FL-CLK
3 SDA
4 FL-CE
5 SCL
6 FL-RST
7 CXD-DATA
8 CXD-CLK
9 EVDD
10 EVSS
11 CXD-XLT
12 PWM1
13 LDON
14 SENSE
15
SUBQ
16 CHECK
17 SCLK
18 CTRL1
19 PWM2
20 PWM3
21 VPP
22 SP-MUTE
23 1-4
24 DMUTE
25 AMUTE
26 LODNEG
27 LODPOS
28 BDPWR
29 BDRST
30 SW1
31 SW2
32 SW3(ENC-A)
33 SW4(ENC-B)
34 RESET
35 XT1
36 XT2
37 REGC
38 X2
39 X1
40 VSS
41 VDD
42 CLKOUT
43 PLL-CLK
44 PLL-DO( COM-ST)
45 PLL-DI(ST- COM)
46 PLL-CE
47 ST-MUTE
48 STEREO
49 TUNED
50 RDS-DATA
74
I/O
O FL tube data signal output
O FL tube clock signal output
I/O IIC data signal input or output
O FL tube enable signal output
I/O IIC clock signal input or output
O FL tube reset signal output
O Data signal output to DSP
O Clock signal output to DSP
— Power supply for I/O port
— Ground for I/O port
O Latch signal output to DSP
O PWM1 signal output
O Laser power control signal output
I CD SENSE signal input
I CD SUBQ signal input
O Not used (open)
O CD SUBQ clock signal output
O CTRL1 (setting double speed) signal output
O PWM2 signal output
O PWM3 signal output
— Not used
O Not used (open)
O Not used (open)
O Muting signal output to DAC
O Not used (open)
O Loading motor control signal output
O Loading motor control signal output
O CD power control signal output
O CD reset signal output
I Loading switch signal input
I Loading switch signal input
I Loading switch signal input
I Loading switch signal input
I Systen reset input
I Sub clock input
— Sub clock output
— Terminal for regulator clock
— Main system clock output
I Main system clock input
— Ground
— Power supply
O Clock output (open)
O Tuner clock signal output
O Tuner data signal output
I Tuner data signal input
O Tuner chip enable signal output
O Tuner muting signal output
I Stereo tuning signal input
I TUNED detect signal input
I RDS data signal input
Description