Samsung SCR-3232, Руководство по обслуживанию

Страница: 29 / 36

29
PIN PIN DESCRIPTIONS PIN PIN DESCRIPTIONS
NO NAME NO NAME
1 VSS3 DIGITAL GND TERMINAL 51 VDD3 D3.3V POWER SOURCE TERMINAL
2 BCK BIT CLOCK OUTPUT TERMINAL (1.411MHz) 52 SEL AUTO POWER CONTROL ON/OFF SIGNAL OUTPUT TERMINAL
3 AOUT AUDIO DATA OUTPUT TERMINAL 53 FLGA INTERNAL SIGNAL CHECKING FLAG TERMINAL
4 DOUT DIGITAL DATA OUTPUT TERMINAL 54 FLGB INTERNAL SIGNAL CHECKING FLAG TERMINAL
5 MBOV BUFFER MEMORY OVER SIGNAL OUTPUT TERMINAL 55 FLGC INTERNAL SIGNAL CHECKING FLAG TERMINAL
6 IPF COMPLEMENTARY BLOCK OUTPUT TERMINAL 56 FLGD INTERNAL SIGNAL CHECKING FLAG TERMINAL
7 SBOK CRCC RESULT OUTPUT TERMINAL FOR SUBCODE Q DATA 57 VDD3 D3.3V POWER TERMINAL
8 CLCK SUBCODE P-W DATA READ CLOCK TERMINAL 58 VSS3 DIGITAL GND
9 VDD3 D3.3V POWER TERMINAL 59 I00 GENERAL I/O TERMINAL
10 VSS5 DIGITAL GND TERMINAL 60 I01 GENERAL I/O TERMINAL
11 DATA SUBCODE P-W OUTPUT TERMINAL 61 I02 GENERAL I/O TERMINAL
12 SFSY PLAY DEVICE FRAME SYNC SIGNAL OUTPUT TERMINAL 62 I03 GENERAL I/O TERMINAL
13 SBSY SUBCODE BLOCKING OUTPUT TERMINAL 63 /DMOUT 100~1 OUTPUT MODE SELECT TERMINAL
14 SPCK DSP INTERNAL STATUS CHECKING CLOCK TERMINAL 64 /CKSE OSCILLATING DEVICE SELECT TERMINAL
15 SPDA DSP STATUS OUTPUT TERMINAL 65 /DACT DIGITAL/ANALOG CONVERT TEST TERMINAL
16 COFS ERROR CORRECTION CLOCK (7.35 MHz)OUTPUT TERMINAL 66 FGIN DIGITAL/ANALOG CONVERT TEST TERMINAL
17 MONIT DSP INTERNAL STATUS OUTPUT TERMINAL 67 TESI01 TEST INPUT TERMINAL
18 VDD5 D5V TERMINAL 68 TESIN TEST INPUT TERMINAL
19 TESTOO TEST TERMINAL 69 TEST0 TEST TERMINAL
20 AWRC VCO OUTPUT TERMINAL FOR ACTIVE-WIDE RANGE PLL 70 TEST1 TEST TERMINAL
21 PVDD3 +3.3V POWER TERMINAL FOR PLL-EXCLUSIVELY 71 TEST2 TEST TERMINAL
22 PDOS POSITION GAP SIGNAL OUTPUT TERMINAL OF EFM & PLCK SIGNALS 72 XVSS3 MICOM CLOCK DRIVING CIRCUIT GND TERMINAL
23 PDO POSITION GAP SIGNAL OUTPUT TERMINAL OF EFM & PLCK SIGNALS 73 XI MICOM CLOCK DRIVING CIRCUIT INPUT TERMINAL
24 TMAXS TMAX DETECTION RESULT OUTPUT TERMINAL 74 XO MICOM CLOCK DRIVING CIRCUIT OUTPUT TERMINAL
25 TMAX TMAX DETECTION RESULT OUTPUT TERMINAL 75 XVDD3 MICOM CLOCK DRIVING C3.3V POWER TERMINAL
26 LPFN AMP REVERSE INPUT TERMINAL FOR LOW-PASS FILTER 76 DVSS3 D/A CONVERT R CHANNEL ANALOG GND TERMINAL
27 LPFO AMP OUTPUT TERMINAL FOR LOW-PASS FILTER 77 RO R CHANNEL AUDIO OUTPUT TERMINAL
28 PVREF VREF(+1.65V) FOR PLL ONLY 78 DVDD3 DIGITAL/ANALOG C3.3V POWER TERMINAL
29 VCOREF VCO CENTER FREQUENCY BASE LEVEL VOLTAGE TERMINAL 79 DVR DIGITAL/ANALOG CONVERT BASE VOLTAGE TERMINAL
30 VCOF VCO FILTER TERMINAL 80 LO L CHANNEL AUDIO OUTPUT TERMINAL
31 AVSS3 ANALOG GNDTERMINAL 81 DVSS3 D/A CONVERT L CHANNEL ANALOG GND TERMINAL
32 SLCO DATA SLICE GENERATING DIGITAL/ANALOG CONVERT OUTPUT TERMINAL 82 TEST3 TEST TERMINAL
33 RFI RF SIGNAL INPUT TERMINAL 83 TEST4 TEST TERMINAL
34 AVDD3 3.3V POWER TERMINAL 84 BUS0 DATA INPUT TERMINAL FOR MICOM INTERFACE
35 RFCT RERP SIGNAL INTERMEDIATE VOLAGE 85 BUS1 DATA INPUT TERMINAL FOR MICOM INTERFACE
36 RFZI INPUT TERMINAL FOR RERO ZERO CROSS 86 BUS2 DATA INPUT TERMINAL FOR MICOM INTERFACE
37 RFRP RF RIPPLE SIGNAL INPUT TERMINAL 87 BUS3 DATA INPUT TERMINAL FOR MICOM INTERFACE
38 FEI FOCUS ERRORSIGNAL INPUT TERMINAL 88 VDD5 DIGITAL 5V POWER SOURCE TERMINAL
39 SBAD SUBBEAM ADDITION SIGNAL INPUT 89 VSS5 DIGITAL GNDTERMINAL
40 TEI TRACKING ERROR SIGNAL INPUT 90 /XRD READ SIGNAL FOR MICOM INTERFACE
41 TEZI TRACKING ERROR ZERO CROSS INPUT 91 /XWR WRITE SIGNAL FOR MICOM INTERFACE
42 FDO FOCUS EQ. OUTPUT TERMINAL 92 /XCM FIRST WORD RECOGNIZE SIGNAL FOR MICOM INTERFACE
43 TRO TRACKING EQ. OUTPUT TERMINAL 93 /XCE MICOM INTERFACE CHIP ENABLE TERMINAL
44 VREF ANALOG-BASED POWER(+1.65V) 94 TEST5 TEST MODE SELECT TERMINAL
45 RFGC RF AMPLITUDE CONTROL SIGNAL OUTPUT TERMINAL 95 /RST RESET INPUT TERMINAL
46 TEBC TRACKING BALANCE CONTROL SIGNAL OUTPUT TERMINAL 96 /HSO PLAY SPEED MODE FLAG OUTPUT TERMINAL
47 FMO FEED EQ. OUTPUT TERMINAL 97 /UHSO PLAY SPEED MODE FLAG OUTPUT TERMINAL
48 FVO SPEED ERROR OR FEED EQ OUTPUT TERMINAL 98 /SHSO PLAY SPEED MODE FLAG OUTPUT TERMINAL
49 DMO DISK MOTOR EQ OUTPUT TERMINAL 99 EMPH EMPHASIS FLAG OUTPUT TERMINAL OF SUBCODE QDATA
50 VSS3 DIGITAL GND TERMINAL 100 LRCK CHANNEL CLOCK (44.1KHz) OUTPUT TERMINAL
PIN DESCRIPTIONS