GE LOGIQ 5 PRO, Service Manual

Page: 155 / 462

GE M
EDICAL
S
YSTEMS
D
IRECTION
2380207, R
EVISION
7 LOGIQ™5 PRO S
ERVICE
M
ANUAL
Chapter 5 Components and Functions (Theory) 5-21
Table 5-5 Connector J4 (Control Signal I/O)
Signal Name
(Pin No) Description Signal Path
PP_PWR_EN(2)
AC Power Switch Control Signal for Peripheral AC
Power On/Off Circuit in the JPC Assy
VIC -> 50p SCSI Conn Cable -> Rear Panel -> J6
10P Cable -> AC PWR Assy -> JPC Assy
LV_PWR_EN(3)
AC Power Switch Control Signal for LV Unit Power On/
Off Circuit in the JPC Assy
VIC -> 50p SCSI Conn Cable -> Rear Panel -> J6
10P Cable -> AC PWR Assy -> JPC Assy
HDD_LED(7,8)
HDD Indicator LED Signal
BEP Motherboard -> VIC -> 50P SCSI Conn Cable
-> RDI Boar in Rear Panel -> Keyboard Assy
RS232 Port 1
RS232 Communication Signal for VCR Remote
Control
PC2IP -> 50P Flat Cable -> VIC -> 50P SCSI Conn
Cable -> RDI board in Rear Panel
RS232 Port 2
RS232 Communication Signal for Service Port
PC2IP -> 50P Flat Cable -> VIC -> 50P SCSI Conn
Cable -> RDI Board in Rear Panel
Power Switch(5)
Momentary Power Switch Signal from Keyboard
FrontPanel -> OP Cable Assy -> RDI Board in Rear
Panel -> 50P SCSI Conn Cable -> VIC
Table 5-6 Connector J5 : Signal I/O to PC2IP
Signal Name
(Pin No) Description Signal Path
ECG CLKP(17)/
ECG_CLKN(18)
ECG Interface Signal : Clock from PC2IP to ECG
PC2IP -> 50P Flat Cable Conn -> VIC -> ECG I/F
Cable -> ECG
ECG_RFSP(19)/
ECG_RFSN(21)
ECG Interface Signal : Sync from PC2IP to ECG
PC2IP -> 50P Flat Cable Conn -> VIC -> ECG I/F
Cable -> ECG
ECG_DATP(22)/
ECG_DATN(23)
ECG Interface Signal : Data from ECG to PC2IP
ECG -> ECG I/F Cable -> VIC -> 50P Flat Cable
COnn -> PC2IP
RPWON(27)/
RPWISON(26)
Control Signal for Software shutdown control between
PC2IP and Power Control Circuit in VIC
PC2IP -> 50P Flat Cable Conn -> VIC
RS232 Signal 1
RS232 Communication Signal for VCR Remote
Control
PC2IP -> 50P Flat Cable -> VIC -> 50P SCSI Conn
Cable -> RDI board in Rear Panel
RS232 Signal 2
RS232 Communication Signal for Service Port
PC2IP -> 50P Flat Cable -> VIC -> 50P SCSI Conn
Cable -> RDI Board in Rear Panel
Table 5-7 Connector J13 L Signal I/O to ECG
Signal Name
(Pin No) Description Signal Path
ECG CLKP(17)/
ECG_CLKN(18)
ECG Interface Signal : Clock from PC2IP to ECG
PC2IP -> 50P Flat Cable Conn -> VIC -> ECG I/F
Cable -> ECG
ECG_RFSP(19)/
ECG_RFSN(21)
ECG Interface Signal : Sync from PC2IP to ECG
PC2IP -> 50P Flat Cable Conn -> VIC -> ECG I/F
Cable -> ECG
ECG_DATP(22)/
ECG_DATN(23)
ECG Interface Signal : Data from ECG to PC2IP
ECG -> ECG I/F Cable -> VIC -> 50P Flat Cable
COnn -> PC2IP