Acorn FileStore E01 Service Manual Download

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Chapter 5

E01S Fault finding

FileStore Service Manual

The measured values should be:

+5V

Standby

50mA nominal

R/W

275mA nominal

+12V

Motor or start up

500mA nominal

Seek

140mA

R/W

90mA

See Fig. 7 for a diagram of the typical waveform produced:

Figure 7

: E01S start-up waveform

NOTE

The above figures are per drive. Also note that the quality of diskette and type of drive used
can affect the values given.

Summary of Contents for FileStore E01

Page 1: ...Part no 0482 001 Issue 1 21 Sept 1989 FileStore Service Manual...

Page 2: ...ce and service on the products must be carried out by Acorn Computers authorised dealers or Approved Service Centres Acorn Computers Limited can accept no liability whatsoever for any loss or damage c...

Page 3: ...ins interruptions Brown out 10 2 5 3 Power input plug and cable description 11 2 6 Power supply 11 2 6 1 Power required 11 2 6 2 Specification 11 2 7 Safety standards 11 2 8 Electromagnetic interferen...

Page 4: ...1 Introduction to the E20 unit 28 1 1 Packaging 28 1 2 Identification 28 2 E20 Specification 31 2 1 General specification 31 2 1 1 Hardware components 31 2 1 2 Software components 31 2 2 Physical 31 2...

Page 5: ...ss decoding 48 5 3 Hand shaking 48 5 4 Bus lines 48 5 5 Final checks 48 PART III FILESTORE E01S 49 1 Introduction to the E01S unit 51 1 1 Equipment description 51 1 2 Function 51 1 3 Prerequisites for...

Page 6: ...t 70 4 6 1 Econet module 70 4 6 2 Econet clock and active terminator 70 4 7 The disc interface 70 4 8 The printer VIA circuitry 71 4 9 The FileStore expansion bus and E40S E60S interface 71 4 9 1 Buff...

Page 7: ...sassembly procedure 91 3 2 Parts not serviceable 93 3 3 Assembly procedure 93 4 E40S E60S Circuit description 95 4 1 Bus phases 95 4 1 1 Bus free phase 95 4 1 2 Selection phase 95 4 1 3 Information tr...

Page 8: ...21 FileStore E01 Final Assembly Master 123 FileStore E20 Main circuit pcb 125 FileStore E20 Final Assembly Communicator 126 FileStore E20 Final Assembly Communicator 128 Stacking FileStore E01S Main c...

Page 9: ...sembly details and faultfinding procedures The manual is divided into four parts Part I covering the FileStore E01 twin floppy disc unit Part II covering the FileStore E20 hard disc unit Part III cove...

Page 10: ...Chapter 1 FileStore Service Manual 2...

Page 11: ...Chapter 1 FileStore Service Manual 3 Part I FileStore E01...

Page 12: ...Chapter 1 FileStore Service Manual 4...

Page 13: ...ction To provide a mass storage facility for Econet users When connected to the Econet the FileStore will provide an Econet clock if one is not present Also present is a Real Time Clock and a printer...

Page 14: ...and Date commands to users The RTC is battery backed up by a rechargeable nickel cadmium cell The Econet Interface is based upon the Acorn Econet module Collision detection and an internal line biasin...

Page 15: ...Service Manual 7 The following ports are provided FileStore Expansion Bus 34 way IDC Rear Panel Printer 26 way IDC Rear Panel Econet 5 pin DIN Rear Panel Mains in Permanently attached cable through gr...

Page 16: ...uter Overall dimensions length 545mm width 500mm height 230mm Weight gross 7kg 2 3 Operation Upon power up with the front door closed the FileStore starts itself up into network mode ready for use ove...

Page 17: ...sed Pin 13 Gnd Pin 14 Not RST Pin 15 Gnd Pin 16 Not Used Pin 17 Gnd Pin 18 D0 Pin 19 D1 Pin 20 D2 Pin 21 D3 Pin 22 D4 Pin 23 D5 Pin 24 D6 Pin 25 D7 Pin 26 D8 Pin 27 A0 Pin 28 A1 Pin 29 Gnd Pin 30 Gnd...

Page 18: ...in 17 Data 7 D7 Pin 19 Data acknowledge notACK Pin 21 N C N C Pin 23 N C Pin 25 N C N C Pins 2 22 even 0V GND Pin 24 N C Pin 26 N C 2 5 Power input 2 5 1 Power input requirements The power input requi...

Page 19: ...rives 5V 32OmA 560mA 12V l4OmA Drive start 12V 14OrnA 1 0A 400msec Fan 5V 250mA 2 6 2 Specification 5 5 25V 0 2A 5 5 25V 0 05 0 6A 11 4 12 6V 0 0 4A 0 1A 2 7 Safety standards The equipment is designed...

Page 20: ...Operating The equipment operates and functions to specification while under the following environmental conditions Temperature 10 to 35 C Relative Humidity 10 to 80 non condensing Mechanical Shock Not...

Page 21: ...Chapter 2 FileStore Service Manual 13 2 10 Operational lifetime The equipment has been designed to provide an operational lifetime of 3 years 26 208 hours based on a 24 hour day 7 days a week...

Page 22: ...Chapter 2 FileStore Service Manual 14...

Page 23: ...ont and rear mouldings 4 Unclip the side mouldings 5 Remove the four screws holding the top metal wrap to the unit and slide it off backwards If you want to access the circuit board or remove the driv...

Page 24: ...Chapter 3 FileStore Service Manual 16...

Page 25: ...CAS before RAS using the internal counters in the 4464 RAM chips IC6 divides 02 by 60 On the next instruction fetch synch the processor wait state and CAS low are asserted The RAS is pulsed then afte...

Page 26: ...from the following sources IRQs from the hard disc Filestore E20 port NMIs from the floppy disc controller NMIs from the Econet Network IRQs from the RTC IRQs from the printer port Interrupts can be d...

Page 27: ...nctions Data transmission Data reception Clock reception and detection Collision detection Error detection On board circuits provide the Econet clock and termination 4 8 3 Econet clock and active term...

Page 28: ...r is programmed by system to generate regular interrupts for the operating system service routines 4 12 The FileStore Expansion bus and E20 interface The FileStore expansion bus is handled by IC15 IC2...

Page 29: ...00 1F spare some locations used if debug options enabled in MOS 20 8F file server print server workspace 90 9F spare at present but may be allocated to file server A0 AF Econet driver workspace B0 BF...

Page 30: ...place of the file server will be able to obtain all the desired support from the MOS Such test programs should however be written with an awareness of the MOS in mind In particular it is recommended...

Page 31: ...n RTC One byte is transferred between the address at X Y 4 and the RTC chip address indicated by the bottom six bits of the byte at X Y Note that the first 14 locations are used by the RTC itself and...

Page 32: ...Read address of top of workspace area to X Y The value returned is the current base of the MOS A l37 LED control X 0 will turn off the programmable led X 1 will turn it on 4 14 Link survey Link functi...

Page 33: ...ileStore The procedure consists of disco discrete stages which should be followed in the order they are described 5 1 Stage 1 Initialisation If you have a suitable printer available plug it into the u...

Page 34: ...Store Service Manual 26 The tests to run and the order in which to run them are as follows Run all the tests in FServTest Run FServFmt on each disc Run FServInit on each disc Run FServSoak running all...

Page 35: ...Chapter 2 FileStore Service Manual 27 Part II FileStore E20...

Page 36: ...increased mass storage It is a self contained mains powered unit providing approximately 20MByte of storage The E20 has a daisy chain 2MHz connector for adding other 2MHz bus devices to the E0l Unit 1...

Page 37: ...Chapter 2 FileStore Service Manual 29...

Page 38: ...Chapter 2 FileStore Service Manual 30...

Page 39: ...eserialiser dual port sector buffer ECC generation correction and SCSI bus interface 2 1 2 Software components The hard disc is already formatted as an ADFS disc initialised as a file server and conta...

Page 40: ...dicators Green LED Power on indicator Red LED Drive active 2 4 Host Adaptor SCSI to 2MHz FileStore expansion bus 2 5 FileStore E20 Expansion Input Output Ports FileStore Expansion Bus 37 way D Type Re...

Page 41: ...t MNI 7 Gnd 8 Not IRQ 9 Gnd 10 not WENCH 11 Gnd 12 Not Used 13 Gnd 14 Not RST 15 Gnd 16 Not Used 17 Gnd 18 D0 19 D1 20 D2 21 D3 22 D4 23 D5 24 D6 25 D7 26 D8 27 A0 28 A1 29 Gnd 30 Gnd 31 Gnd 32 Gnd 33...

Page 42: ...etailed below The mains is assumed in be at nominal at all other times Voltage V Duration ms Frequency Hz 0 20 0 2 50 50 0 2 2 6 3 Power input plug and cable description Plug type BS1363 Sleeved L N p...

Page 43: ...Voltage 1000V shall not cause malfunction soft errors 1500V shall not cause physical damage but may cause visible malfunction 2 9 3 Electrostatic discharge The equipment functions is undamaged when s...

Page 44: ...Hz 2 10 2 Storage and shipping The packaged equipment is designed and manufactured to withstood the following conditions Temperature 20 to 600 C Relative Humidity 10 to 80 non condensing Thermal Shoc...

Page 45: ...the head mechanism this can only be done by the manufacturer in a special ultra clean room 3 1 Disassembly procedure 1 Power down the unit for disassembly 2 Disconnect the unit from the mains 3 Uncli...

Page 46: ...Chapter 4 E20 Circuit description FileStore Service Manual 38...

Page 47: ...e initiator diagram in the appendix are all active low open collector and are as follows SELECT SEL pin 44 Is an open collector signal which is asserted by the initiator as the first step in any trans...

Page 48: ...ther pins All odd numbered pins are 0V and pin 34 is 5V 4 2 2 SCSI connector pinout PL2 and J4 SCSI pinouts are as follows Signal Pin Pin Signal 0V 1 2 DB0 0V 3 4 DB1 0V 5 6 DB2 0V 7 8 DB3 0V 9 10 DB4...

Page 49: ...se Allows the initiator to select the target After detecting bus free the initiator asserts SEL The target detects SET asserted and BSY and I O deasserted and responds by asserting BSY The initiator d...

Page 50: ...formation The target asserts C D and I O and deasserts MSG Data out phase Allows data to be transferred from initiator to target The target deasserts par MSG C D and I O Data in phase Allows data to b...

Page 51: ...0V 13 14 NRST 0V 15 16 For other applications 0V 17 18 D0 0V 19 20 D2 0V 21 22 D4 0V 23 24 D6 0V 25 26 0V 0V 27 28 A1 0V 29 30 A3 0V 31 32 A5 0V 33 34 A7 4 6 Winchester Disc Host Adaptor In conjuncti...

Page 52: ...will be generated at the next failing edge of REQ To disable interrupts Y7 is selected with ad on D0 IRQs are enabled only for a very short time around l0ms when ensuring a sequential file buffer 4 6...

Page 53: ...ing the various buses and control lines RP1 terminates the SCSI lines from the hard disk controller board IMPORTANT RP2 RP3 and RP4 terminate the 2MHz bus lines and are fitted if the E20 unit is the o...

Page 54: ...Chapter 4 E20 Circuit description FileStore Service Manual 46...

Page 55: ...g procedures outlined below These should help you to discover any basic fault with the FileStore The E20 unit consists of three major components the hard disc drive the Host Adaptor board the switch m...

Page 56: ...urther details 5 4 Bus lines When the buses are not being asserted by the host system i e in the bus free phase all bus lines will float according to the values of their terminating resistors Measure...

Page 57: ...FileStore Service Manual 49 Part III FileStore E01S...

Page 58: ...FileStore Service Manual 50...

Page 59: ...er with a printer output to enable FileStore to be used as a printer server A SCSI interface for hard disc and tape archive devices is also provided 1 3 Prerequisites for use The E01S may be connected...

Page 60: ...FileStore Service Manual 52...

Page 61: ...e floppy disc interface is based upon the 2793 disc controller to provide an SA400 interface A Centronics compatible printer interface is driven by a VIA which also reads the door flap switch in order...

Page 62: ...art No 900 000 ABS Cycolac Mild Steel Chassis Finish Vapour blast Net weight 5kg 2 2 2 E01S packaging Material Neopolene Inner Triwall cardboard outer Overall dimensions length 545mm width 500mm heigh...

Page 63: ...Pin 32 DB 6 Pin 33 DB 7 Pin 34 Not connected Pin 35 Gnd Pin 36 Gnd Pin 37 Gnd Pin 38 Not connected Pin 39 Gnd Pin 40 Gnd Pin 41 Not connected Pin 42 Gnd Pin 43 BSY Pin 44 ACK Pin 45 RST Pin 46 MSG Pin...

Page 64: ...Data 6 D6 Pin 17 Data 7 D7 Pin 19 Data acknowledge notACK Pin 21 N C N C Pin 23 N C Pin 25 N C N C Pins 2 22 even 0V GND Pin 24 N C Pin 26 N C 2 5 Power input 2 5 1 Power input requirements The power...

Page 65: ...ctors 3 Conductor cross section 0 75 mm2 each Length of cable 2m 2 6 Power supply 2 6 1 Power required nominal max pcb 5V 1 3A 1 7A Drives 5V 320rnA 560mA 12V l40mA Drive start 12V 840mA 1 0A 400msec...

Page 66: ...ed to any user accessible points interconnecting cables and also the ground reference plane adjacent to the equipment Discharge Voltage 6kV does not cause malfunc6on soft errors 12kV does not cause ph...

Page 67: ...Temperature 40 to 600 C Relative Humidity 5 to 90 non condensing Thermal Shock 200 C per hour within the range 20 to 600 C Mechanical Shock Will withstand a drop of 1 metre on each face and on the mos...

Page 68: ...Chapter 2 E01S Specification FileStore Service Manual 60...

Page 69: ...Chapter 3 E01S Disassembly and Assembly FileStore Service Manual 61 3 E01S Disassembly and Assembly DANGER WARNING WARNING 3 1 Disassembly procedure...

Page 70: ...from the rear of the floppy drives Slide both drives back from the front panel until adequate clearance is achieved to allow them to be lifted clear The mounting pillars can then be unscrewed 11 Remov...

Page 71: ...fan guard Item 74 The fan is part of the psu output cable assembly and should be replaced as a complete assembly if it is found to be faulty 13 Remove the pcb Item 22 Unscrew the bail locks from the...

Page 72: ...Chapter 3 E01S Disassembly and Assembly FileStore Service Manual 64...

Page 73: ...upts from the printer can be disabled by writing to the relevant register within the 65C22 The processor provides two clocks 90 degrees out of phase of each other 2 and 4 4 2 Random access memory RAM...

Page 74: ...h When writing the only difference from the read cycle is that DS is held high while R W is strobed allowing data to be written to the CMOS RAM in the 6818 IC1 on the rising edge of R W Refer to Fig 2...

Page 75: ...he same cycle as sync going high the processor will wait in its current state and will remain in that state until Ready goes high The second operation that occurs is that the Clear pin of the frequenc...

Page 76: ...being on the bus after RAS goes low for a time caused by the propagation delay of IC18 IC5 IC2 and IC8 The DRAM internal column address is strobed into the DRAM on the falling edge of CAS with A8 15...

Page 77: ...these and how to clear them refer to the manufacturer s data sheet When pins 38 and 39 are cleared low the low on pin 12 IC19 will be clocked through by 2 and the NMI will go high provided that pin 9...

Page 78: ...ink controller is under the control of the main processor using NMI The module provides the following functions Data transmission Data reception Clock reception and detection Collision detection Error...

Page 79: ...te line The read write line also selects which set of four outputs on IC35 are used Page FC is further decoded into FC30 to FC33 by IC29 IC34 and IC35 The four locations are as follows Address Read Wr...

Page 80: ...read data signal 4 9 2 Termination The FileStore expansion bus is terminated by a resistor pack RP1 in the E01S and by an external Termination pack placed in the FileStore expansion bus port of the un...

Page 81: ...onet interrupt enable FC2C FC2F Floppy drive door switch state FC30 FC33 FileStore expansion bus interface Strapped to emulate bus address 40 the bottom two bits of the FC3x address indicate bus 4x Hi...

Page 82: ...the time regularly to see if an interval expires A 5 Read non volatile memory in RTC A 6 Write non volatile memory in RTC One byte is transferred between the address at X Y 4 and the RTC chip address...

Page 83: ...rive door open 1 if in COMMAND mode X 252 Read free bytes in primer output buffer A 132 Read address of top of workspace area to X Y The value returned is the current base of the MOS A 137 LED control...

Page 84: ...Chapter 5 E01S Fault finding FileStore Service Manual 76...

Page 85: ...should help you to discover any basic fault with the FileStore The E01S unit consists of three major components the pcb two floppy disc drives the switch mode power supply 5 1 Power supply The E01 pow...

Page 86: ...y would be shown 1 2 3 4 5V Gnd Gnd 12V The output can be tested by measuring the 5V and 12V voltage between the relevant pin and ground The allowable voltage ranges are as follows 5v 500V to 5 25 V 1...

Page 87: ...mA nominal R W 275mA nominal 12V Motor or start up 500mA nominal Seek 140mA R W 90mA See Fig 7 for a diagram of the typical waveform produced Figure 7 E01S start up waveform NOTE The above figures are...

Page 88: ...ines for activity at IC16 Data lines for activity at IC16 5 3 Net link If it appears that the link to the network is failing the most common causes are Symptom Action Net module faulty Replace net mod...

Page 89: ...FileStore Service Manual 81 Part IV FileStore E40S and E60S...

Page 90: ...FileStore Service Manual 82...

Page 91: ...E60S The E40S and E60S provide increased mass storage on hard discs for Econet users of 40Mb and 60Mb respectively They are used in conjunction with the E01S floppy disc FileStore up to four E40S or E...

Page 92: ...FileStore Service Manual 84...

Page 93: ...There are no other software components the filing contained in the E01S unit 2 2 Physical 2 2 1 E40S and E60S units Dimensions length 333mm width 351mm height 78 8mm Colour Acorn Specification 0920 00...

Page 94: ...S E60S expansion bus connector The E40S E60S unit is equipped with two expansion bus connectors for connecting to the E01S and an optional second FileStore expansion bus device The connection to the E...

Page 95: ...tions as detailed below The mains is assumed to be at nominal at all other times Voltage V Duration ms Frequency Hz 0 20 0 2 50 50 0 2 2 5 3 Power input plug and cable description Plug type IEC320 No...

Page 96: ...es not cause physical damage but may cause visible malfunction 2 8 3 Electrostatic discharge The equipment functions is undamaged when subjected to discharge at both ve and ve polarity from 5pF capaci...

Page 97: ...and manufactured to withstand the following conditions Temperature 20 to 60 C Relative Humidity 10 to 80 non condensing Thermal Shock 20 C per hour maximum Mechanical Shock Will withstand a drop of 1...

Page 98: ...Chapter 2 E40S E60S Specification FileStore Service Manual 90...

Page 99: ...it from the stack 4 Remove the rear p1astic moulding Item19 by levering the top up and back The p1astic mouldings are fixed to the FileStore box by locating lugs on the inner top and bottom faces Thes...

Page 100: ...crewed After the drive has been removed ensure that it is still kept free of static discharges 8 Remove Power Supply Item 38 The upper surface of the psu is covered by a insulating material Item 25 fi...

Page 101: ...replaced as a complete assembly if it is found to be faulty 3 2 Parts not serviceable Faults detected in the disc drive disc controller board or power supply mean that the faulty part must either be r...

Page 102: ...Chapter 3 E40S E60S Disassembly and assembly FileStore Service Manual 94...

Page 103: ...hat is there will be two data phases one after the other A typical sequence would be bus free select controller selection phase transfer command bytes command phase transfer data bytes if necessary da...

Page 104: ...rection of the transfer Before each information transfer phase the target will set up the MSG C D and I O lines in such a way that these control signals are stable for 450ns before the REQ of the firs...

Page 105: ...on FileStore Service Manual 97 4 1 4 Termination An external termination pack is provided with the E01S unit to terminate the expansion bus of E40S E60S units The pack is placed in the expansion bus p...

Page 106: ...Chapter 4 E40S E60S Circuit description FileStore Service Manual 98...

Page 107: ...he fault finding procedure outlined below This should help you to discover any basic fault with the FileStore The F40S E60S unit consists of two major components the hard disc drive the switch mode po...

Page 108: ...ore test software See Appendix A Test Equipment at the back of this manual for further details 5 3 Hand shaking To test the SEL BSY handshake use the handshake test of the SCSI interface tests in the...

Page 109: ...f the buffers is probably enabled 5 5 Final checks If the procedure outlined above fail to uncover the fault then as a final check you should refer to Appendix A Test Equipment which contains more tho...

Page 110: ...Chapter 5 E40S E60S Fault Finding FileStore Service Manual 102...

Page 111: ...y disc drive A network connected to the FileStore to be tested known as the unit under test or UUT The network connection may be via a Bridge An Econet Test Box Acorn part no 0003 012 FileStore dealer...

Page 112: ...est discs T Test main board Execute a star command Option If you fail to log on to the station specified an error message is printed and a truncated menu of just Help Logon Quit and Star commands will...

Page 113: ...same number of sectors divided into the same number of cylinders heads and tracks this is checked by the program and the target disc must be formatted but it need not be initialised as the initialisa...

Page 114: ...irectory contains along with the catalogue information about a file the sector number called the System Internal Number SIN of an object called a map chain which is a list of sector numbers where the...

Page 115: ...error recovery parameters of the drive may be changed Change error recovery R See the Rodime User Manuals for full details The numbers of heads and cylinders can be specified if they can t be read fro...

Page 116: ...nge drive number H Help display this message I Drive information Q Quit back to main menu W Write directory and initialise FileStore Using the options from the above menu you can use FServInit to modi...

Page 117: ...9 0A 0B 0C 0D 0E 0F ASCII data 00 FE 01 10 00 00 00 00 04 84 00 C0 02 FF FF FF 50 05 50 75 P Pu 20 63 65 00 00 53 59 53 54 00 00 00 00 00 00 00 54 ce SYST T 30 4E 00 00 00 00 04 00 40 20 44 00 00 FC 0...

Page 118: ...ak test FServSoak does not use the current disc that the other programs use Instead it provides a list of activities which may be examined with the View activities A option from the secondary menu The...

Page 119: ...ime clock T the optical door sensor O the printer P the SCSI interface S Some of these tests generate a waveform which can be checked with an oscilloscope The tests and the resulting waveform produced...

Page 120: ...ther high or low SCSI interface write data W pin 11 of IC38 should be as shown in Fig 10 and not stuck either high or low SCSI interface read status pin 1 of IC36 should be as seen in Fig 10 and not s...

Page 121: ...e without the written approval of Acorn Computers Limited will not be supported and are carried out entirely at the risk of the modifier The programs as provided are in a highly compressed crunched fo...

Page 122: ...Appendix A Test Equipment FileStore Service Manual 114...

Page 123: ...Title Part number Issue FileStore E01 Main circuit pcb parts list 0154 000 P 5 FileStore E01 Final assembly parts list 0054 000 P Communicator 2 0054 002 P Master 4 FileStore E20 Main circuit pcb part...

Page 124: ...800 070 CONR 2W SHUNT 0 1 6 LK1 2 3 7 8 13 20 21 0884 059 SPCR DBL LATCHED 19mmH 2 NET MODULE 22 0895 081 FOAM PAD S ADH DBL SIDED 2 UNDER X1 X2 R1 0502 911 RES 910R C MF 5 OW25 1 R2 0502 391 RES 390R...

Page 125: ...271 RES 270R C MF 5 OW25 1 R37 0502 560 RES 56R C MF 5 OW25 1 R38 0502 103 RES 10K C MF 5 OW25 1 R56 0502 103 RES 10K C MF 5 OW25 1 R57 NOT FITTED R58 NOT FITTED R59 0502 103 RES 10K C MF 5 OW25 1 R60...

Page 126: ...464 DRAM 120Ns 64kx4 1 IC14 0744 139 IC 74ALS139 TTL 16 0 3 1 IC15 0742 245 IC 74LS245 TTL 16 0 3 1 IC16 0747 074 IC 74HC74 CMOS 14 0 3 1 IC17 0747 074 IC 74HC74 CMOS 14 0 3 1 IC18 0744 139 IC 74ALS13...

Page 127: ...IODE SI IN4148 1 D5 0794 148 DIODE SI IN4148 1 D6 0794 148 DIODE SI IN4148 1 D7 0794 148 DIODE SI IN4148 1 SK1 0800 870 CONR 34W WAFR 2ROW 0 1 1 SK2 NOT USED SK3 0800 004 CONR 5W SKT DIN RA PCB 1 SK4...

Page 128: ...LK9 LK10 0800 050 CONR 2W WAFR 0 1 ST PCB 1 LK11 LK12 LK13 0800 051 CONR 3W WAFR 0 1 ST PCB 1 LK14 LK15 0800 054 CONR 8W WAFR 0 1 ST PCB 1 LK16 0800 051 CONR 3W WAFR 0 1 ST PCB 1 PL1 0800 200 FSTN TA...

Page 129: ...ABEL 1 18 0254 402 E01 FRONT LABEL LEFT 1 19 0254 403 E01 FRONT LABEL CENTRE 1 20 0254 404 E01 FRONT LABEL RIGHT 1 21 22 23 24 25 26 0254 605 E01 SIDE MOULDING 2 27 0254 606 E01 REAR MOULDING 1 28 29...

Page 130: ...D POSI 20 57 58 0882 125 SCW M3x16 PAN HD POSI 11 59 60 0882 126 SCW M3x20 PAN HD POSI 4 61 0882 145 SCW M4x16 PAN HD POSI 6 62 63 0882 902 NUT M3 STL FULL Z PAS 8 64 65 0882 985 WSHR M3 PLN NYL 10 66...

Page 131: ...7 E01 REAR LABEL 1 18 0254 424 E01 FRONT LABEL LEFT 1 19 0254 425 E01 FRONT LABEL CENTRE 1 20 0254 426 E01 FRONT LABEL RIGHT 1 21 22 23 24 25 26 0258 103 B B SIDE MOULDING 2 27 0258 115 B B REAR MOULD...

Page 132: ...1 SCW M3x6 PAN HD POSI 20 57 58 0882 125 SCW M3x16 PAN HD POSI 11 59 60 0882 126 SCW M3x20 PAN HD POSI 4 61 0882 145 SCW M4x16 PAN HD POSI 6 62 63 0882 902 NUT M3 STL FULL Z PAS 8 64 65 0882 985 WSHR...

Page 133: ...R 22u ALEC 16v AX 1 C1 12 13 14 15 0740 007 IC 7407 TTL 14 0 3 1 IC16 16 0740 014 IC 7414 TTL 14 0 3 1 IC15 17 0740 038 IC 7438 TTL 14 0 3 2 IC13 14 18 0742 000 IC 74LS00 TTL 14 0 3 1 IC12 19 0742 004...

Page 134: ...0154 724 E20 HOST ADAT TO PSU CBL 1 14 0154 725 E20 IND FAN TO PSU CBL 1 15 16 17 18 0254 406 E20 FRONT LABEL 1 19 0254 408 E20 REAR LABEL 1 20 21 22 23 24 0254 603 E20 WINCH DISC DRIVE 1 25 0254 604...

Page 135: ...121 SCW M3x6 PAN HD POSI 14 57 58 0882 121 SCW M3x10 PAN HD POSI 1 59 60 0882 126 SCW M3x20 PAN HD POSI 4 61 0882 145 SCW M4x16 PAN HD POSI 4 62 63 0882 902 NUT M3 STL FULL Z PAS 6 64 65 0882 985 WSH...

Page 136: ...154 724 E20 HOST ADAT TO PSU CBL 1 14 0154 725 E20 IND FAN TO PSU CBL 1 15 16 17 18 0254 430 E20 FRONT LABEL 1 19 0254 431 E20 REAR LABEL 1 20 21 22 23 24 0254 603 E20 WINCH DISC DRIVE 1 25 0254 604 E...

Page 137: ...N HD POSI 14 57 58 0882 123 SCW M3x10 PAN HD POSI 1 59 0882 125 SCW M3x16 PAN HD POSI 8 60 0882 126 SCW M3x20 PAN HD POSI 4 61 0882 145 SCW M4x16 PAN HD POSI 4 62 63 0882 902 NUT M3 STL FULL Z PAS 6 6...

Page 138: ...25 3 R13 36 38 19 0502 154 RES 150K C MF 5 0W25 1 R6 20 21 22 0502 221 RES 220R C MF 5 0W25 1 R39 23 0502 222 RES 2K2 C MF 5 0W25 2 R34 44 24 0502 223 RES 22K C MF 5 0W25 1 R24 25 0502 271 RES 270R C...

Page 139: ...631 027 CPCTR 27pF CPLT 30V 2 1 C9 66 0631 033 CPCTR 33pF CPLT 30V 2 3 C2 4 12 67 0631 047 CPCTR 47pF CPLT 30V 2 2 C8 11 68 69 70 0635 221 CPCTR 220uF ALEC 16V RAD 1 B 71 72 73 0650 224 CPCTR 220nF MP...

Page 140: ...42 245 IC 74LS245 TTL 20 0 3 1 IC30 108 0742 373 IC 74LS373 TTL 20 0 3 2 IC36 38 109 110 0744 139 IC 74ALS139 TTL 16 0 3 3 IC12 13 17 111 112 0749 000 IC 74HCT00 CMOS 14 0 3 2 IC5 40 113 0749 002 IC 7...

Page 141: ...IC28 RP1 145 0800 121 SKT IC 20 0 3 SUPA 1 USE WITH IC30 146 0800 125 SKT IC 24 0 6 SUPA 1 USE WITH IC1 147 0800 129 SKT IC 28 0 6 SUPA 1 USE WITH IC7 148 149 150 151 152 153 0800 203 FSTN TAB 6 3mmx...

Page 142: ...WIRE 25SWG SPR TIN A R USE WITH X1 X2 183 184 185 186 187 0882 693 SCW M3x8 PAN POSI ST 2 USE WITH PL1 188 0882 902 NUT M3 STL FULL Z PAS 2 USE WITH PL1 189 0882 962 WSHR M3 PLN STL Z PAS 2 USE WITH...

Page 143: ...16 17 0258 103 B B SIDE MOULDING 2 18 0258 115 B B REAR MOULDING 1 19 20 21 22 0182 000 FILESTORE II PCB BOM 1 23 0182 001 DISC DATA CABLE ASSY 1 24 0182 002 PSU OUTPUT CABLE ASSY 1 25 0182 003 IEC SK...

Page 144: ...ITEMS 13 22 37 50 63 0882 123 SCW M3x10 PAN HD POSI 4 USED ON ITEM 37 64 0882 127 SCW M3x25 PAN HD POSI 5 USED ON ITEMS 24 EARTH 65 0882 145 SCW M4x16 PAN HD POSI 4 USED ON ITEM 77 66 0882 223 SCW M3x...

Page 145: ...1 14 0254 737 M SERIES TOP WRAP 1 15 16 17 18 0258 103 B B SIDE MOULDING 2 19 0258 115 B B REAR MOULDING 1 20 21 22 23 0182 003 IEC SKT TO SW CABLE ASSY 1 24 0182 004 IEC EARTH CABLE ASSY 1 25 0282 01...

Page 146: ...23 SCW M3x10 PAN HD POSI 4 USED ON ITEMS 25 38 63 0882 127 SCW M3x25 PAN HD POSI 5 USED ON ITEMS 34 EARTH 64 0882 145 CSW M4x16 PAN HD POSI 4 USED ON ITEM 78 65 0882 223 SCW M3x10 CSK HD POSI 2 USED O...

Page 147: ...LDING 1 14 0254 737 M SERIES TOP WRAP 1 15 16 17 18 0258 103 B B SIDE MOULDING 2 19 0258 115 B B REAR MOULDING 1 20 21 22 23 0182 003 IEC SKT TO SW CABLE ASSY 1 24 0182 004 IEC EARTH CABLE ASSY 1 25 0...

Page 148: ...Appendix B Parts lists FileStore Service Manual 140...

Page 149: ...cb diagram 0154 000 C 5 Main circuit pcb layout 0154 000 A 4 Main circuit pcb silk screen 0254 000 SS 3 Final assembly diagram 0054 000 A 5 Wiring diagram 0054 000 WD 2 FileStore E20 Main circuit pcb...

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