Sony D-E01 - 5 Diagrams; IC Pin Description

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5-1. IC PIN DESCRIPTION
• IC801 TMP88CM22F-00 (SYSTEM CONTROLLER)
Pin No. Pin Name I/O Pin Description
1 VSS I Ground
2 IRRMC I Fixed at L.
3 FOKI I Focus OK signal input from digital servo processor (IC601).
4 AGCCON O AGC control pulse output
5 XLEDDISP O CHG/HOLD LED control signal output
6 VCC SWITCHING O Control signal output for Switching power supply circuit.
7 AMUTE O Analog audio muting ON/OFF signal control signal output (H: Mute ON)
8 VCC2 ON O VCC2 voltage control output
9 XRST O Reset signal output to CXD3027R (IC601). (L: Reset)
10 SCK O Serial data transfer clock signal output to CXD3027R (IC601).
11 SDTI I Serial data input from CXD3027R (IC601).
12 SDTO O Serial data output to CXD3027R (IC601).
13 SLPOUT O WAKE-UP control signal output (for system standby reset)
14 SEL I Plug-in detection signal input of LINE OUT/OPTICAL OUT jack.
15 CHGMNT1 I Battery charge voltage detection input from power control IC (IC401).
16 VCDKEY I Fixed at H.
17 BATMNT I Battery voltage detection input
18 KEY I Key input from switch unit (A/D input)
19 RMKEY I Key input from headphones with remote controller (A/D input).
20 DCINMNT I DC input voltage detection input (A/D input) DC input jack use/no-use detect input
21 OPEN I CD door open/close detection input
22 VREFL I Reference voltage (0 V) input for A/D converter.
23 VREFH I Reference voltage (+2 V) input for A/D converter.
24 VDD — Power supply pin (+2 V)
25 SCOR I Sub code sync detection input from CXD3027R (IC601).
26 GRSCOR I GRSCOR signal input
27 FG I FG pulse input
28 BEEP O Beep sound output to headphone AMP (IC802).
29 NC — Not used. (Open)
30 RMSCK O Communication clock to CXD751 (IC801).
31 RMDATI I Communication data bus of headphones with remote controller from CXD751 (IC802).
32 RMDATO O Communication data bus of headphones with remote controller to CXD751 (IC802).
33 RMRW O Read/write control signal output to headphones with remote. (L: Read, H: Write)
34 RMLAT O Serial data latch pulse output to headphones with remote.
35 WFCKI I WFCK input
36, 37 NC — Not used. (Open)
38 AVLS I AVLS (Automatic Volume Limiter System) switch input (L: Normal, H: Limit)
39 HOLD I HOLD switch input (L: HOLD on, H: HOLD off)
40 EX BATT I EXT BATT plug-in detection input
41 XSPDOE O Spindle motor driver control signal output
42 XHGON O Optical pick-up VCC control signal output (L: on)
43 XLAT O Serial data latch pulse output to D-RAM controller (IC601). (for ESP)
44 XSOE O Output enable signal output (for ESP)
45 DRVLT O Spindle motor driver latch output
46 XPOWLT O Latch output to VCD control IC.
47 XDOUTON O DIGITAL OUT LED control signal output
48 XAPC OFF O APC mute signal output (L: mute)
49 NC — Not used. (Open)
50 – 52 SEG14 – 12 O LCD drive segment output (Open)
53 – 56 SEG11 – 8 O LCD drive segment output (Open)
57 – 64 SEG7 – 0 O LCD drive segment output (Open)
SECTION 5
DIAGRAMS