Sharp XE-A201 Manuel de service

This document has been published to be used for after sales service only.The contents are subject to change without notice.SHARP CORPORATIONqS

XE-A201US– 9 –The P-OFF signal detects two signals by two comparators and sent tothe CPU.V0 (24V) signal: If the power voltage V0 (24V) falls bellow t

XE-A201US– 10 –Thermal head block daigramThermal head strobe terminals8. PAPER TAKE UP MOTOR DRIVE CIRCUITWhen the MOTOR signal from the CPU is HIGH,

XE-A201US– 11 –1) KeyboardScan signal: 10 /S0-9 signals Return signal: 6 P92-97 signals The keys are read by the key matrix following the above signal

XE-A201US– 12 –CHAPTER 5. TEST FUNCTION1. TEST ITEMSThe test items are as follows:2. DESCRIPTION OF EACH DIAGNOSTICPROGRAM1) DISPLAY BUZZER TEST1Key o

XE-A201US– 13 –4End of testingWhen the test ends normally 104When an error occurs E- ~ - 104Note: Calculation of key sumcheck dataThe hard code (hexad

XE-A201US– 14 –4End of testingThe program ends after printing.When the test ends normally. 120When the test ends abnormally. Ex- ~ - 120*****x = 1:

XE-A201US– 15 –14) Sleep mode test1 Key operation2 Test procedure The test program checks the system in SLEEP MODE (The displaygoes off and the Decima

XE-A201US– 16 –<After pushing "Add Files">*1 COM Port is selectable between COM1 and 2.*2 For "Send Type", select "Dire

XE-A201US– 17 –8 7 6 5 432 1ABCD12345678DCBA1/4CHAPTER 7. CIRCUIT DIAGRAM AND PWB LAYOUT VHVH +7.5VZD1PTZ9.1BC34700uF16VIPEAK>12A :100%/VPONwith FU

XE-A201US– 18 –8 7 6 5 432 1ABCD12345678DCBA2/4CPU PWB CIRCUITD2D3D6D7D0D1D4D5cdefgdpdpcdefgababD0 3D1 4D2 7D3 8D4 13D5 14D6 17D7 18OC 1CLK 11Q0

XE-A201US– 1 –CHAPTER 1. SPECIFICATIONS1. APPEARANCE2. RATING3. KEYBOARD1) KEYBOARD LAYOUTAmount:Appears in the far-right eight (max.) positions. When

XE-A201US– 19 –8 7 6 5 432 1ABCD12345678DCBA3/4DRIVER PWB CIRCUITMOTORVHC790.1uF12CN55267-02AR1011KQ132SD2212F5T400mA/250VVHVCC/BA/ABMOTORC7810uF/50VA

XE-A201US– 20 –8 7 6 5 432 1ABCD12345678DCBA4/4KEY MATRIX PWB CIRCUIT4.7K47KINPUTOUTPUTCOMMON2SD2170BCE3003.5KKRA101M, KRA106S7.2K2.7K3KCOMMONOUTPUTGN

XE-A201US– 21 –8 7 6 5 432 1ABCD12345678DCBA1/12. KEY INTERFACE PWB CIRCUIT/S0/S1/S2/VON/RESET/RESET/VONP92P93P94P95P96P97VCC2.54mm PitchP91/S3/S4/S5/

XE-A201US– 22 –8 7 6 5 432 1ABCD12345678DCBA1/13. PRINTER I/F (for D/M) PWB CIRCUIT1234567891011121314151617181920212223242526CN3100 6208 010 126 001A

XE-A201US– 23 –8 7 6 5 432 1ABCD12345678DCBA1/14. RS232C DRIVER PWB CIRCUIT/RSEFCB322513TS X 8FB8FB9VCCVCCC1+ 12C1- 14C2+ 15C2- 16T1IN 7T2IN 6T3IN 2

XE-A201US– 24 –8 7 6 5 432 1ABCD12345678DCBA1/15. REAR DISPLAY PWB CIRCUITG1'G2'G3'G1'..G7'417181231516971256810111413LED6D56

XE-A201US– 25 –8 7 6 5 432 1ABCD12345678DCBA1/16. DISPLAY PWB CIRCUIT417181231516971256810111413LED2D568GWA417181231516971256810111413LED3D568GWA41718

XE-A201US– 26 –PWB LAYOUT1. MAIN PWB LAYOUTA. side

XE-A201US– 27 –B. side

XE-A201US– 28 –3. PRINTER I/F (for D/M) PWB LAYOUT2. KEY INTERFACE PWB LAYOUTA. sideB. side

XE-A201US– 2 – Key names4. MODE SWITCH1) LAYOUT• Rotary typeThe mode switch can be operated by inserting one of the two suppliedmode keys - manager

XE-A201US– 29 –4. REAR DISPLAY PWB LAYOUT5. DISPLAY PWB LAYOUT

2001 October Printed in JapantSHARP CORPORATIONInformation Systems GroupProducts Quality Assurance DepartmentYamatokoriyama, Nara 639-1186, JapanqCOPY

XE-A201US– 3 –SegmentDecimal Point6. PRINTER1) Printer • Part number : M-T51 • NO. of station : 1 (Receipt of journal) • Validation : No. • Printing s

XE-A201US– 4 –7. DRAWER[OUTLINE]• Standard equipment: Yes (1)• Max. number of additional drawers: 1• The drawer consists of:1) Drawer box (outer case)

XE-A201US– 5 –CHAPTER 2. OPTIONS1. OPTIONS (No)2. SERVICE OPTIONS (No)3. SUPPLIES4. SPECIAL SERVICE TOOLSCHAPTER 3. MASTER RESET AND PROGRAM RESET1. M

XE-A201US– 6 –CHAPTER 4. HARDWARE DESCRIPTION1. HARDWARE BLOCK DIAGRAMCPUROM : 256K ByteRAM : 20K ByteDRIVER , SENSORPRINTERM-T51PAPER TAKEUP MOTORRA

XE-A201US– 7 –2. DESCRIPTION OF MAIN LSI’S2-1. CPU (M30624FGAFP)1) Pin configuration2) Pin descriptionV0 24VVCC 5VDrawerTRANSFORMERPQ1CG2032VLED 5.7

XE-A201US– 8 –3. CLOCK GENERATOR1) CPUTwo oscillators are connected to the CPU.The basic clock X2 is supplied from a 12MHz oscillator.If the CPU was n