Sony dvp-s3000 Service Manual page 28

5-3. EXTENDED OUTPUT PORT0 (IC147 on MB-80 Board (3/12))
Pin No. Pin Name I/O
2 SQCK MSK O SubQ Read Clock Mask
5 ROM CS O Chip Select for EEPROM
6 DA XLD O Load Signal for D/A
9 SUBQ XOE O SubQ Output Enable
12 XLAT O Latch Signal for CXD2545
15 SDEN O Serial Output Enable For SSI3720
16 SLD MODE O Sled Control change
19 INT CS O Serial data forward request
5-4. EXTENDED OUTPUT PORT1 (IC148 on MB-80 Board (3/12))
Pin No. Pin Name I/O
2 XLT O Latch Signal for RF Pro
5 SOEN O Serial Output Enable for RF Pro
6 SCK MSK O Serial command transfer clock master
9 SCLK O SENS reading clock
12 FJUMP- O Focus Jump Pulse
15 FJUMP+ O Focus Jump Pulse
16 DRV BUSY O Communication inhibit request from system controller
19 LOCK MON O Spindle LOCK Monitor Out
5-5. EXTENDED OUTPUT PORT2 (IC149 on MB-80 Board (3/12))
Pin No. Pin Name I/O
2 DRV INT O Interrupt request to system controller
5 NST O Spindle forced stop (L: Stop) Active only at out of control
6 FHOLD O Focus Hold
9 FDWN O Focus Gain Down (L: Normal)
12 LOAD ON O Loading/Unloading Moter ON/OFF
15 DET ON O CD Det Sensor LED ON/OFF
16 LP ON O VCO Control
19 MUTE O Date output (CXD2545) control
Function
Function
Function
5-6. EXTENDED OUTPUT PORT3 (IC150 on MB-80 Board (3/12))
Pin No. Pin Name I/O
2 TILT/H O Tilt Filter change
5 SPGC1 O Selection of low band boost (H: 12 cm, L: 8 cm)
6 CD/DVD O DVD/CD (H: DVD, L: CD)
9 Q4 – Not used
12 SPCTL0 O Spindle Control [SPCTL0: SPCTL1]
[0: 0] = control, [0: 1] = not control, [1: 0] = acceleration,
15 SPCTL1 O
[1: 1] = deceleration
16 CLVH O Spindle CLVH Control
19 Q8 – Not used
5-7. D/A CONVERTER (IC722 on MB-75 Board (10/12))
Pin No. Pin Name I/O
1 VSS – Ground
2 HYCNTR O Adjustment of hall element output
3 SDCNTR O Target sled speed
4 TI OFFSET O Tilt sensor offset output
5 LOAD/UNLOAD O Loading/Unloading Control
6 TI DRIVE O For tilt forced movement
7 SDINIT O Offset adjusting signal of sled motor drive
8 VDD – Power supply
9 VCC – Power supply
10 A08 – Not used
11 DO O Serial Data Output
12 LD I Serial Data Load
13 CLK I Serial Clock Input
14 DI I Serial Data Input
15 AVCO O For VCO adjustment
16 GND – Ground
Function
Function