List Of Abbreviations - Philips CDR600/00/17 Service Manual

List of Abbreviations

9. List of Abbreviations
SIGNAL NAME SIGNAL FLOW
+12V main supply voltage from PSU
+12VA supply voltage
+5V main supply voltage from PSU
+5VA supply voltage
+9SRVPWR IC7558 ->- IC7240
12VPWR supply voltage
-8V main supply voltage from PSU
-8VA supply voltage
A(1:20) IC7701 -> R3818,R3819, R3820, R3821,
R3897 -> IC7703
A(10:20) IC7701 -> R3819, R3820, R3821 -> IC7702 Address lines 10 to 20 between DASP and DRAM
A1 IC7010 -> IC7270
A1LF, A2LF CONN1000 -> IC7010
A2 IC7010 -> IC7270
A-8V supply voltage
AEGER
AINTON IC7008 -> IC7010
ALE IC7270 -> R3213 -> IC7209, IC7300IC7270
-> R3230
ALPHA0 IC7270 -> IC7010
ALS IC7008 -> IC7010
ASTROBE IC7008 -> IC7010
ATIP
ATIPSYNC IC7300 -> IC7270
ATT IC7270 -> R3717, R3722IC7270 -> IC7701 ATTenuation request from MACE2 to audio DAC, active low; means
B1LF, B2LF CONN1000 -> IC7010
BCLK IC7701 -> R3898A -> IC7300
BE_RESET IC7701 -> R3261 -> IC7270IC7701 ->
R3716
BIASC IC7008 -> R3056
BKPT CONN1819, R3907 -> IC7701
C1LF, .. , C4LF CONN1000 -> IC7010
CAGAIN R3016,R3115 -> IC7010
CAHF CONN1000 -> C2374
CALF IC7010 -> IC7270
CAS0 IC7701 -> IC7702
CAS1 IC7701 -> IC7702
CDR IC7008 -> IC7355
CDR60CFLG IC7300 -> R3382B -> CONN1812
CDR60CL1 IC7300 -> R3382C -> CONN1812
CDR60CS IC7270 -> R3235B -> R3702, IC7300
CDR60INT IC7300 -> IC7270
CDR60LWRT IC7300 -> R3048
CDR60MEAS1 IC7300 -> R3382A -> CONN1812
CDR60PLL IC7270 -> R3305 -> IC7300
CDRW IC7355D -> IC7355CIC7355D ->
CONN1000
CLK_OUT IC7701 -> R3771 -> CONN1819
CLK_SYS IC7701 -> R3727, R3731
COS- CONN1220 -> IC7225B
FUNCTION AND DESCRIPTION
+12V supply voltage from PSU
+12V supply voltage for Audio part
+5V supply voltage from PSU
+5V supply voltage for Audio part
PoWeR supply for SeRVo driver IC
+12V supply voltage for servo part
-8V supply voltage from PSU
-8V supply voltage for Audio part
Address lines 1 to 20 between DASP and flash ROM
amplitude of the "land" reflection relative to the average EFM, voltage
output, OPC input
satellite photo diodes A1, A2 current output
amplitude of the "pit" reflection relative to the average EFM, voltage
output, OPC input
-8V supply voltage for servo part
Analog Error signal GEnerator for Recordable
Alpha INTegrator ON (to AEGER)
Address Latch Enable; external address latch strobe line, freeze
address when low
analog voltage mode output from OPC D/A converter
Alpha Loop Switch (to AEGER)
Alpha STROBE (to AEGER)
Absolute Time In Pre-groove (sync signal)
ATIP SYNC signal
that the output can be attenuated in case of search activities
satellite photo diodes B1, B2 current output
I2S1 BitCLocK from DASP to CDR60 (playback and record)
Basic Engine RESET, active high
BIAS Current switch CDRW output
JTAG mode select / debug mode BreaKPoinT
Central photo diodes C1, C2, C3, C4 current output
set-point laser power on disc, current input
Central Aperture (central photo diodes) High Frequency current output
(C1+C2+C3+C4)
Central Aperture (central photo diodes) Low-pass Filtered signal (DC
coupled EFM signal), voltage output, OPC input
Column Address Strobe DRAM for upper byte
Column Address Strobe DRAM for lower byte
CDR strategy detected output (active high)
serial output of error corrector status information of the CDR60-
decoder, to be measured at test connector
output of CLock signal for testing system clock of IC CDR60 at test
connector
CDR60 Chip Select, active high
CDR60 INTerrupt line, active low
CDR60 Laser WRiTe control output
serial output of information about jitter, PLL frequency and asymmetry
of bit recovery block in CDR60, to be measured at test connector
CDR60 clock multiplier enable, active high
inverted CDR-strategy-detected signal
system CLocK OUT
oscillator output
Hall feedback signal from sledge motor
CDR600 9. GB 51