Service manual

UX-510UA
FO-1470U
5 – 4
64 GPIO[5]/SSCLK2 I/O Hu 13Xs GPIO[5] or SSIF2 clock.
65 GPIO[10]/SSSTAT2 I/O Hu 13Xs GPIO[10] or SSIF2 status.
66 VDRAM −−−DRAM battery power.
67 RASn O − 13Xs (Batt. Pwr.) DRAM row address select.
68 CAS[1]n O − 13Xs (Batt. Pwr.) DRAM column address select.
69 CAS[0]n O − 13Xs (Batt. Pwr.) DRAM column address select.
70 DWRn O − 13Xs (Batt. Pwr.) DRAM write.
71 VBAT −−−Battery power.
72 XIN I Osc1 − (Batt. Pwr.) 32.768kHz Crystal Oscillator input.
73 XOUT O − Osc1 (Batt. Pwr.) 32.768kHz Crystal Oscillator output.
74 WRPROTn O − 1XC (Batt. Pwr.) Write protect during loss of VDD power.
75 CS0n O − 13Xs (Battery Powered) SRAM Chip select.
76 TEST[1] I Hd − (Batt. Pwr.) Test mode.
77 TEST[0] I Hd − (Batt. Pwr.) Test mode.
78 BATRSTn I H − (Batt. Pwr.) Battery power reset input.
79 INTPWRDWNEn I H − (Batt. Pwr.) Internal power down select signal.
80 PWRDWNn I/O H 13Xs (Batt. Pwr.) Indicates a prime power loss from ext./internal source
(mode dependent).
81 NC I Analog − No Connection.
82 ADGA − VADG − A/D analog ground.
83 VREFn/CLREF I VR- − Negative reference voltage for Video A/D.
84 VIN I VA − Analog Video A/D input.
85 ADGA − VADG − A/D analog ground.
86 ADVA − VADV − A/D analog power.
87 ADXG − VXG − A/D internal ground.
88 VREFp I VR − Positive reference voltage for Video A/D.
89 IVREFn I VR- − Internal negative reference voltage for A/D.
90 IVREFp I VR+ − Internal positive reference voltage for A/D.
91 VDD −−−Digital power.
92 THADI I Analog − Analog Thermal A/D input.
93 OPO[7]/GPO[15] O − 13Xs Keyboard LED strobe 7 or GPO[15].
94 OPO[6]/GPO[14] O − 13Xs Keyboard LED strobe 6 or GPO[14].
95 OPO[5]/GPO[13] O − 13Xs Keyboard LED strobe 5 or GPO[13].
96 OPO[4]/GPO[12]/SSTXD1 O − 13Xs Keyboard LED strobe 4 or GPO[12] or transmit data for SSIF1.
97 OPO[3]/GPO[11] O − 13Xs Keyboard LED strobe 3 or GPO[11].
98 OPO[2]/GPO[10]/RINGER OZ − 13Xs Keyboard LED strobe 2 or GPO[10] or ringer.
99 OPO[1]/GPO[9]/PMPWRCTRL O − 13Xs Keyboard LED strobe 1 or GPO[9] or Printer motor power control.
100 OPO[0]/GPO[8]SMPWRCTRL O − 13Xs Keyboard LED strobe 0 or GPO[8] or Stepper motor power control.
101 OPI[3]/GPIO[24] I/O Hu 13Xs Keyboard return 3 or GPIO[24].
102 OPI[2]/GPIO[23]/SSCLK1 I/O Hu 13Xs Keyboard return 2 or GPIO[23] or SSIF1 clock.
103 OPI[1]/GPIO[22]/SSSTAT1 I/O Hu 13Xs Keyboard return 1 or GPIO[22] or SSIF1 status.
104 OPI[0]/GPIO[21]/SSRXD1 I/O Hu 13Xs Keyboard return 0 or GPIO[21] or SSIF1 receive data.
105 RESETn I/O Hu 2XC Chip reset.
106 VSS −−−Digital ground.
107 GPIO[18]/IRQ[9]n I/O Hu 13Xs GPIO[18] or ext. interrupt priority 9.
108 GPIO[3]/SASCLK I/O Hu 13Xs GPIO[3] or SASIF clock.
109 GPIO[2]/SASRXD I/O Hu 13Xs GPIO[2] or SASIF receive data.
110 GPIO[1]/SASTXD I/O Hu 13Xs GPIO[1] or SASIF transmit data.
111 GPIO[9]/FRDn I/O Hu 13Xs GPIO[9] or flash read enable signal for NAND-type flash memory.
112 GPIO[8]/FWRn I/O Hu 13Xs GPIO[8] or flash write enable signal for NAND-type flash memory.
113 FCSn[2]/VIDCTL[1]/GPO[22] O − 13Xs Flash memory chip select 2 or video control signal 1 or GPO[22].
114 FCSn[1]/VIDCTL[0]/GPO[23] O − 13Xs Flash memory chip select 1 or video control signal 1 or GPO[23].
115 CLK2/GPO[24] O − 13Xs Scanner reset gate control (or clock for CIS scanner) or GPO[24].
116 CLK1n/GPO[25] O − 13Xs Scanner clock-inverted or GPO[25].
117 CLK1 O − 2XC Scanner clock.
118 START O − 2XC Scanner shift gate control.
119 VDD −−−Digital power.
120 TONE O − Analog Analog tone output.
121 VSS −−−Digitai ground.
122 GPIO[25]/STROBEN I/O Hu 13Xs GPIO[25] or P1284 input from host.
123 GPIO[26]/AUTOFDN I/O Hu 13Xs GPIO[26] or P1284 input from host.
124 GPIO[27]/INITN I/O Hu 13Xs GPIO[27] or P1284 input from host.
125 GPIO[28]/SLCTINN I/O Hu 13Xs GPIO[28] or P1284 input from host.
126 GPIO[26]/ACKN O − 13Xs GPIO[26] or P1284 returned status to host.
SCE114 (IC9) Terminal descriptions
Pin
Pin List I/O
Input Output
Pin Description
No. Type Type