List of Abbreviations
GB 73CDR779 9.
PWB IC7001C -> IC7016 drive signal to XDAC<->s for write and erase current sources and
VCAGAIN
PWD IC7016 -> IC7002BIC7016 -> IC7002C drive signal from XDAC for write and erase current sources
PWMAX IC7016 -> R3073 PW MAXimum signal from DAC used for determining set point for
laser power during writing
PWMIN IC7016 -> R3072 PW MINimum signal from DAC used for determining set point for
laser power during writing
PWRITE R3035, R3026, R3025, R3024, R3023,
R3022, R3021 -> IC7002B, R3044,
T7124
laser Power switch for WRITE
RAD- IC7240 -> CONN1000 Radial actuator drive signal negative connection
RAD+ IC7240 -> CONN1000 Radial actuator drive signal positive connection
RAS0 IC7701 -> IC7702 Row Address Strobe DRAM
RCK IC7300 -> R3319 -> IC7701 EIAJ subcode clock from CDR60 to DASP (CD text interface)
RDGAIN1 IC7008 -> R3054 forward sense ReaD GAIN switch 1
RDGAIN2 IC7008 -> C2027 forward sense ReaD GAIN switch 2
RDGAIN3 IC7008 -> C2060 forward sense ReaD GAIN switch 3
RE IC7010 -> IC7215A Radial Error signal for fast track counting, voltage output
RECORDING IC7008 -> IC7010IC7008 ->
CONN1000IC7008 -> IC7355C
RECORDING output (active high)
REN IC7010 -> IC7270 Radial Error Normalized current output
RIGHT CONN1708, C2742 -> IC7401A, IC7407A audio output RIGHT channel from CD-player in CDR779
RXD_TOOL CONN1818 -> IC7701 Receive of UART for test TOOL
S1V65 Referenve Voltage 1.65V delivered by IC7215B for Servo part
S2V9 Reference Voltage 2.9V delivered by IC7010 for Servo part
SEL_HP_OUT IC7701 -> R3720 -> IC7407 SELect HeadPhone OUTput in DJ-mode (for CDR779 only)
SFSY IC7701 -> R3756 -> IC7300 EIAJ subcode synchronisation from DASP to CDR60 (CD text
interface)
SIN- CONN1220 -> IC7225A Hall feedback signal from sledge motor
SIN+ CONN1220 -> IC7225A Hall feedback signal from sledge motor
SL- IC7240 -> R3265 -> CONN1220 SLedge motor drive signal negative connection
SL+ IC7240 -> CONN1220 SLedge motor drive signal positive connection
SRSTN IC7270 -> R3243B, IC7300 Slave ReSeT out (CDR60 reset), active low
STANDBY IC7270 -> R3807 -> R3887 -> IC7701 STANDBY pin, high level activates essential powers necessary for
full function; overrules HI_POWER setting
SUB IC7701 -> R3710 -> IC7300 EIAJ subcode data from DASP to CDR60 (CD text interface)
SYS_CLK_11W IC7701 -> R3732 -> IC7406 11.2896 MHz SYStem CLocK for AD/DA datapath
SYS_CLK_16W IC7701 -> R3894D-> IC7706A 16.9344 MHz SYStem CLocK for producing SYS_CLK_BE
SYS_CLK_8W IC7706A -> R3815 -> CONN1708 SYstem CLocK CD player (8.4672 MHz) (CDR779 only)
SYS_CLK_BE IC7706A -> R3826 -> IC7270 SYstem CLocK Basic Engine (8.4672 MHz)
SYS_RESET IC7701 -> R3758 -> CONNF934IC7701 -
> R3770 -> T7707 -> CONN1708
SYStem RESET to display assy (and CD player for CDR779)
TCK CONN1819 -> R3906, IC7701 JTAG ClocK signal
TDSO IC7701 -> CONN1819 JTAG Serial Data Out / debug data out
TERMB IC7270 <-> CONN1818 UART connection with MACE
TLN IC7010 -> IC7270 Track Loss Normalized current output
TR- IC7240 -> CONN1200 TRay motor drive signal negative connection
TR+ IC7240 -> CONN1200 TRay motor drive signal positive connection
TRACE99_RXD CONN1818 -> R3838, IC7701 TRACE99 test tool receive data
TRACE99_TXD IC7701 -> CONN1818 TRACE99 test tool transmit data
TRAYIN IC7270 -> IC7240 move TRAY IN line, active low
TRAYOUT IC7270 -> IC7240 move TRAY OUT line, active low
TRAYSW CONN1200 -> R3747CONN1200 ->
R3748
TRAY SWitch signal from loader assy
TRAYSWF R3748, C2214 -> IC7270 Filtered TRAY SWitch signal, low is completely out or in
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