Philips CDR775 Service Manual page 69

List of Abbreviations
PRCOARSE IC7016 -> R3057
PRFINE IC7016 -> R3058
PROF_EBU IC7701 -> CONN1820
PSENn IC7270 -> R3260 -> IC7208IC7270 ->
R3231
PW R3081 -> IC7008
PWB IC7001C -> IC7016
PWD IC7016 -> IC7002BIC7016 -> IC7002C
PWMAX IC7016 -> R3073
PWMIN IC7016 -> R3072
PWRITE R3035, R3026, R3025, R3024, R3023,
R3022, R3021 -> IC7002B, R3044,
T7124
RAD- IC7240 -> CONN1000
RAD+ IC7240 -> CONN1000
RAS0 IC7701 -> IC7702
RCK IC7300 -> R3319 -> IC7701
RDGAIN1 IC7008 -> R3054
RDGAIN2 IC7008 -> C2027
RDGAIN3 IC7008 -> C2060
RE IC7010 -> IC7215A
RECORDING IC7008 -> IC7010IC7008 ->
CONN1000IC7008 -> IC7355C
REN IC7010 -> IC7270
RIGHT CONN1708, C2742 -> IC7401A, IC7407A
RXD_TOOL CONN1818 -> IC7701
S1V65 Referenve Voltage
S2V9 Reference Voltage
SEL_HP_OUT IC7701 -> R3720 -> IC7407
SFSY IC7701 -> R3756 -> IC7300
SIN- CONN1220 -> IC7225A
SIN+ CONN1220 -> IC7225A
SL- IC7240 -> R3265 -> CONN1220
SL+ IC7240 -> CONN1220
SRSTN IC7270 -> R3243B, IC7300
STANDBY IC7270 -> R3807 -> R3887 -> IC7701
SUB IC7701 -> R3710 -> IC7300
SYS_CLK_11W IC7701 -> R3732 -> IC7406
SYS_CLK_16W IC7701 -> R3894D-> IC7706A
SYS_CLK_8W IC7706A -> R3815 -> CONN1708
SYS_CLK_BE IC7706A -> R3826 -> IC7270
SYS_RESET IC7701 -> R3758 -> CONNF934IC7701 -
> R3770 -> T7707 -> CONN1708
TCK CONN1819 -> R3906, IC7701
TDSO IC7701 -> CONN1819
TERMB IC7270 <-> CONN1818
TLN IC7010 -> IC7270
TR- IC7240 -> CONN1200
TR+ IC7240 -> CONN1200
drive signal from Power Read COARSE DAC for read current source
drive signal from Power Read FINE DAC for read current source
PROFessional digital output (CDR950 only)
Program Store ENable; external ROM output enable line, active low
Write Power signal to OPC input of MACE2
drive signal to XDAC<->s for write and erase current sources and
VCAGAIN
drive signal from XDAC for write and erase current sources
PW MAXimum signal from DAC used for determining set point for
laser power during writing
PW MINimum signal from DAC used for determining set point for
laser power during writing
laser Power switch for WRITE
Radial actuator drive signal negative connection
Radial actuator drive signal positive connection
Row Address Strobe DRAM
EIAJ subcode clock from CDR60 to DASP (CD text interface)
forward sense ReaD GAIN switch 1
forward sense ReaD GAIN switch 2
forward sense ReaD GAIN switch 3
Radial Error signal for fast track counting, voltage output
RECORDING output (active high)
Radial Error Normalized current output
audio output RIGHT channel from CD-player in CDR775
Receive of UART for test TOOL
1.65V delivered by IC7215B for Servo part
2.9V delivered by IC7010 for Servo part
SELect HeadPhone OUTput in DJ-mode (for CDR775 only)
EIAJ subcode synchronisation from DASP to CDR60 (CD text
interface)
Hall feedback signal from sledge motor
Hall feedback signal from sledge motor
SLedge motor drive signal negative connection
SLedge motor drive signal positive connection
Slave ReSeT out (CDR60 reset), active low
STANDBY pin, high level activates essential powers necessary for
full function; overrules HI_POWER setting
EIAJ subcode data from DASP to CDR60 (CD text interface)
11.2896 MHz SYStem CLocK for AD/DA datapath
16.9344 MHz SYStem CLocK for producing SYS_CLK_BE
SYstem CLocK CD player (8.4672 MHz) (CDR775 only)
SYstem CLocK Basic Engine (8.4672 MHz)
SYStem RESET to display assy (and CD player for CDR775)
JTAG ClocK signal
JTAG Serial Data Out / debug data out
UART connection with MACE
Track Loss Normalized current output
TRay motor drive signal negative connection
TRay motor drive signal positive connection
CDR775 9. GB 69