Toshiba SD-2960SA Service Manual Download | Manualshive

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3Vin

+

+

+

+

-

-

-

-

UVLO

REG

OSC

Latch

Delay

Internal Disk

OVP

TSD

S

R

&

OCP Comp.

Drive

lcont

REG

7,8

D

1

S

PUM Latch

4

OCP/FB

GND

2,5

Q802 STR-A6351

1ch

2ch

+

+

1

2

3

4

5

6

7

8

OUT1

IN1

+IN1

V

EE

+IN2

IN2

OUT2

V

CC

U8 BA4558F

1

2

3

4

ANODE

CATHODE

EMITTER

COLLECTOR

Q821 TLP621

U2, U7 TL3472CD/R

1OUT

+

8

1

2

3

4

Vcc /GND

-

1IN+

1IN-

5

6

7

2IN+

2IN-

2OUT

Vcc

K

G

A

Q822 TA76431S

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Summary of Contents for SD-2960SA

Page 1: ...ERVICE MANUAL FILE NO 810 200426I A INTERNAL PUBLICATION REVISED 2 This manual is reproduced due to the change of parts list in previous issue SD 2960SA File No 810 200426I Hereafter please use this revised service manual Issue in July 2004 ...

Page 2: ...iagram Terminal Voltage Lists SDRAM Circuit Diagram RF Driver Circuit Diagram Audio Video Circuit Diagram Flash SRAM I F Circuit Diagram Power AV Output Circuit Diagram Front Display Power Switch Circuit Diagram 4 PC BOARDS Load Motor PC Board Power Switch PC Board Power Supply PC Board Front Display PC Board Main PC Board 5 IC BLOCK DIAGRAMS IC PINS DESCRIPTION 6 PARTS LIST 7 EXPLODED VIEWS 8 SPE...

Page 3: ... 22 T 3 23 F 2 24 F 1 5 4 3 2 1 W3 FFC 2mm 6P 1 6 2 5 3 4 4 3 5 2 6 1 1 2 3 4 5 1 2 3 4 5 6 7 8 LOAD LOAD OUTSW GND INSW PD5V GND 12V 12V 5VSB GND ON STB NC W801 FLAT WIRE 2mm 8P 5 4 3 2 1 1 2 3 4 5 6 7 8 VKK 20V 1 F 2 CN802 F 3 GND 4 Printed Wiring Board and Schematic Diagram POWER W1 MOTOR J1 TRAY J3 J2 SLED HOMESW MOT_SPDL W1 FFC 9P CN1 W2 FLAT WIRE 2mm 5P CN2 GND POWKEY POWKEY B 5V POWLED SLED...

Page 4: ...NP RFA SDEN RFA SDATA RFA SCLK AAF CE AAF FE AAF TE AAF PI SVREF15 LINK DEFECT MIRR LDON U5 ZR36707 15 E 10 B 11 F 9 A 6 D 13 5 C 4 3 1 2 Laser MD J1 24P HEAD J2 J3 1 2 3 4 5 OPEN CLOSE SLED SPINDLE DSPVCC33 R57 OPEN CLOSE FOCUS DAC SLE PWM TRACK DAC SPINDLE PWM R56 TACT FACT TACT FACT SLED MOT SPDL MOT SPDL SLED HOMESW U6 BA5954 6 5 4 3 2 1 MGND J6 MAIN POWER 1 2 3 4 5 1 2 3 4 5 CN3 CN2 IC1 PT831...

Page 5: ...2 D807 C809 D821 C821 Q823 24 D827 42 Q826 D831 34 41 Q827 29 D822 C822 D823 C823 TRANS RECTIFIER SMOOTHING AC100 250V 50 60Hz PHOTO COUPLER ERROR AMP RECTIFIER SMOOTHING RECTIFIER SMOOTHING RECTIFIER SMOOTHING 5VSB PD 5V VKK 20V A 12V E 9V A 12V ON STB 9V SW 5V SW 20V REG SW R856 DZ801 C833 VOLTAGE REDUCE FILTER ...

Page 6: ...CIRCUIT DIAGRAMS Power Supply Circuit Diagram ...

Page 7: ...48v 5 49v 0v ON 4 33v 2 50v 0v 10 08v 10 07v 9 32v 0v 0 11v 5 36v 5 26v 5 48v 6 10v PLAY 4 34v 2 50v 0v 10 25v 10 24v 9 49v 0v 0 11v 5 40v 5 12v 5 48v 5 98v E C B E C B OFF 50 80v 0v 35 80v 0 25v 35 76v 0v ON 19 77v 19 73v 19 09v 0 66v 15 13v 0v PLAY 20 50v 20 01v 19 36v 0 65v 15 51v 0v Q826 Q827 Q829 Q822 Q823 Q824 ...

Page 8: ...6 115 114 113 112 111 110 205 204 202 192 190 200 187 195 197 186 185 184 175 174 173 172 171 157 169 160 167 165 164 163 162 161 159 158 39 40 41 42 43 44 45 46 47 48 49 106 107 108 109 126 128 129 130 131 132 133 134 135 137 146 147 148 149 150 153 166 168 170 183 182 181 180 179 178 177 176 188 189 191 193 194 196 198 199 201 203 206 207 208 GNDP SSCRXD GPCIO 17 MEMCS 1 GPCIO 18 VDDP MEMAD 15 P...

Page 9: ... 6K R85 0 Q4 2N2907 1 2 3 TP10 1 R34 22K TP26 1 R52 220 C76 0 1uF C82 0 1uF 2V1 1 Q8 2N2222 1 2 3 U2B TL3472 5 6 7 8 4 C96 27nF C72 2 7nF R61 22 Q3 2N3904 1 2 3 C86 0 1uF C81 0 1uF TP51 1 U5 ZR36707 1 2 3 4 5 6 7 8 9 10 11 12 13 14 31 20 29 23 24 28 26 19 25 18 33 27 22 21 17 44 45 46 37 30 40 42 43 35 48 47 38 41 39 36 32 52 53 54 61 58 64 63 51 50 49 59 57 62 60 55 56 15 16 34 DVDRFP DVDRFN A2 B...

Page 10: ... 11 6 7 12 4 3 5 8 1 2 14 13 9 10 VCC BCLK LRCK AGND VDD DGND SCKI DOUT ALIN ARIN VREF1 VREF2 BYPASS FMT R143 75R 1 D15 BAT85 1 2 R113 0R D14 BAT85 1 2 R244 2K R240 15K Q18 8550 3 2 1 R112 NC L7 1 1uH R245 4 7K R175 NC R172 75R C144 150pF C120 0 1uF C116 47uF 16V FB6 R135 100K R230 68R R288 0R R306 NC R305 NC R134 4 7K R129 4 7K Q14 2N3906 1 2 3 R133 75R 1 R132 75R 1 R231 75R U10 BA7660FS 1 2 3 4 ...

Page 11: ...A4 MEMDA13 MEMDA6 MEMDA12 MEMDA7 1 MEMDA8 MEMDA14 MEMDA5 MEMDA5 1 MEMDA1 MEMDA1 1 MEMDA0 MEMDA7 MEMDA14 1 MEMDA8 1 MEMDA0 1 MEMDA9 1 MEMDA9 MEMDA11 MEMDA10 MEMDA10 1 MEMDA2 DSPVCC33 MEMDA3 1 MEMDA3 MEMDA2 1 MEMDA11 1 MEMAD1 1 FLASHCS FLASHCS MEMAD0 MEMRD 1 MEMWR 1 MEMAD20 1 MEMAD16 MEMDA 15 0 MEMAD 20 0 RESET MEMRD MEMWR MEMCS0 MEMCS1 DSPVCC33 12CCLK 12CDAT DSPVCC33 DSPVCC33 DSPVCC33 DSPVCC33 D 5V...

Page 12: ...9 R155 NC 33 R184 0R R183 0R J12 5PIN 1 2 3 4 5 FB10 FBR TP67 1 R168 4 7K H3 H3 1 2 3 4 5 6 7 8 9 1 2 3 4 5 6 7 8 9 J6 MAIN POWER 1 2 3 4 5 6 7 8 R153 NC 68 R203 150 C171 220uF 16V FB18 FB R152 NC 470K FB24 FB 1 U14 NC 74HCU04 14 7 1 3 5 9 11 13 2 4 6 8 10 12 R182 100R R166 NC 2 2K FB19 FB C169 100uF 16V R302 NC C207 100uF 16V C172 220uF 16V TP101 1 Q25 2N3904 1 2 3 R169 4 7K C177 220uF 16V 1 2 R2...

Page 13: ...Front Display Power Switch Circuit Diagram ...

Page 14: ...PC BOARDS Load Motor PC Board Power Supply PC Board Power Switch PC Board Power Switch PC Board Top Side Power Switch PC Board Bottom Side ...

Page 15: ...Front Display PC Board Front Display PC Board Top Side Front Display PC Board Bottom Side ...

Page 16: ...Main PC Board Main PC Board Top Side ...

Page 17: ...Main PC Board Mian PC Board Bottom Side ...

Page 18: ... System Clock Serial Control Port BCK LRCK DATA ML MC MD SCK V L OUT VCOM VOUTR V DD DGND V CC AGND ZEROL ZEROR U9 PCM1751DBQR Bank Select Timing Register CLK CKE CS RAS CAS WE L U DQM Programming Register Latency Burst Length Column Decoder Col Buffer Row Decoder 512K x 16 512K x 16 Sense AMP Data Input Register Output Buffer I O Control LWE LDQM DQi Row Buffer Refresh Counter Address Register LR...

Page 19: ...lcont REG 7 8 D 1 S PUM Latch 4 OCP FB GND 2 5 Q802 STR A6351 1ch 2ch 1 2 3 4 5 6 7 8 OUT1 IN1 IN1 VEE IN2 IN2 OUT2 VCC U8 BA4558F 1 2 3 4 ANODE CATHODE EMITTER COLLECTOR Q821 TLP621 U2 U7 TL3472CD R 1OUT 8 1 2 3 4 Vcc GND 1IN 1IN 5 6 7 2IN 2IN 2OUT Vcc K G A Q822 TA76431S ...

Page 20: ...erter 4 ch UART 3ch Reload timer 3ch Port D E F A V I F port Flash memory 510KB RAM 2Kbytes Port0 to port B DRAM controller Bus controller Bus converter Harvard _ Princeton D16 to D31 A00 to A24 RDX WR0X WR1X RDY CLK BRQ BGRNTX CS0X to CS5X RAS0 RAS1 CS0L CS0H CS1L CS1H DW0X DW1X 3 3 3 4 6 3 3 3 16 25 2 6 R bus 16bits C bus 32bits D bus 32bits I bus 16bits U5 ZR36707TQC I O Buffers and Data Latche...

Page 21: ... 17 12 26 3 16 13 25 4 15 14 24 5 19 10 20 9 21 8 22 7 23 6 18 11 27 2 28 1 PGND PGND PVcc1 PVcc2 Vcc LOADING DRIVER SLED DRIVER ACTUATOR DRIVER ACTUATOR DRIVER PreGND DET AMP DET AMP PVcc2 Vcc PVcc1 X2 X2 20 kΩ OUTPUT INPUT COMMON 1 kΩ to 14 kΩ 1 4kΩ U6 BA5954FP U15 uA78L05ACPK ...

Page 22: ...e flag pos Width Measurer Threshold DPLL Frequency Detector MUX Defect Detector Defect Lock Defect PLL rate PLL data EQ data PLL offset AGC ADC data U1 ZR36762PQC U16 LD1117S33C U17 LS1117S Thermal Limit Current Limit GND FIXED OUTPUT ADJ ADJUSTABLE OUTPUT VIN VOUT Substrate ...

Page 23: ...dB 6dB 75Ω 75Ω 75Ω Serial Data Interface Control Timing Generator Display Memory Key Matrix Memory DIN DOUT CLK STB OSC R OSC GND SG1 KS1 SG2 KS2 SG3 KS3 SG4 KS4 SG5 KS5 SG6 KS6 SG7 KS7 SG8 KS8 SG9 KS9 SG10 KS10 SG12 GR7 SG11 GR6 GR5 GR4 GR3 GR2 GR1 Dimming Circuit K1 K2 K3 VDD GND SEGMENT DRIVER KEY SCAN OUTPUT GRID DRIVER IC2 PT6961 ...

Page 24: ...tput pin 7 LED O LED output pin 8 KO2 I Key scan output pin 9 OPTION I Option Remote control format 10 NC 11 NC 12 IR_IN I Remote control input pin 13 RELAY O Relay control output PIN L ON H OFF 14 IR_OUT O Remote control output pin 15 READY I Power OFF request input pin 16 VDD Power supply pin 17 OSC2 O OSC output pin 18 OSC1 I OSC input pin 19 KI1 I Key scan input pin 20 KI2 I Key scan input pin...

Page 25: ...153 811 SD39A1 071 MANUAL E AH700154 811 SD39A1 100 MANUAL C SAFETY PRECAUTION The parts identified by mark are critical for safety Replace only with part number specified The mounting position of replacement is to be identical with originals The substiute replacement parts which do not have the same safety characteristics as specified in the parts list may create shock fire or other hazards Descr...

Page 26: ...LATE HEAT SINK 15 AH700034 650 SD3970 000 EARTH PLATE SD39 70 T 0 5mm CR FREE E G STEEL 16 AH700015 PWS SD240EE TE POWER SUPPLY PORTION OF MODEL SD240ESE 17 AH700036 600 SD3968 001 TOP COVER SD39 68 T 0 4mm CR FREE E G C STEEL w SILVER CAM 0102 SPY 18 AH700012 CDD038 DVD MECHANISM PORTION DVD MECHANISM 19 AH700037 509 DV3704 000 SLIDE CAM DV37 04 MOLDED NATURAL CAV 2 POM 20 AH700038 650 DV3807 000...

Page 27: ...EXPLODEDVIEWS MAIN UNIT ...

Page 28: ...DVD MECHANISM ...

Page 29: ...K Operating conditions Temperature 5 C to 35 C Operation status Horizontal Outputs Video output 1 0 V p p 75 negative sync pin jack x 1 S Video output Y 1 0 V p p 75 negative sync Mini DIN 4 pin x 1 C 0 3 V p p 75 Component video output Y 1 0 V p p 75 negative sync pin jack x 1 PB PR 0 7 V p p 75 pin jack x 2 Audio output COAXIAL DIGITAL 0 5V p p 75 pin jack x 1 Audio output OPTICAL DIGITAL Optica...

Page 30: ...1 1 SHIBAURA 1 CHOME MINATO KU TOKYO 105 8001 JAPAN ...

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