Toshiba 23HLV87 Circuit Diagrams
Toshiba 23HLV87 - 23" LCD TV Manual
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UPC - 022265000397
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Toshiba 23HLV87 manual content summary:
- Toshiba 23HLV87 | Circuit Diagrams - Page 1
REVISED: 01 CIRCUIT DIAGRAMS LCD TV/DVD COMBINATION 23HLV87 l The above model is classified as a green product (*1), as indicated by the underlined serial number. This Service Manual describes replacement parts for the green product. When repairing this green product, use the part(s) described in - Toshiba 23HLV87 | Circuit Diagrams - Page 2
DVD BLOCK DIAGRAM DVD LOADER SL260WRA OPU E DVD/CDPD RF_A, B, C, D, E, F DVD/CD, DVD_LD, CD_LD SPINDLE/ STEPING MA0~MA11 DQ0~DQ15 64M SDRAM U103 HY57V641620ETP-H SD3.3V LCD BLOCK DVD_MENU DVD_TRIP STB_DVD VIDEO DVD PB/C DVD PB/Y DVD_RMC DVD POWER AUDIO L AUDIO R DBA0, DBA1, DQM0, DQM1 SDCLK, - Toshiba 23HLV87 | Circuit Diagrams - Page 3
MST3383MBK HDMI RICVER 24LC02 EPROM M_SDA 36 60 37 M_SCC 59 51 28 23 24 30 73 TV VIDEO DECORD 74 /ADC/SCALE MSD116L 29 68 69 43 L OUT Y 14 44 R OUT Pb 11 Pr 16 75 76 B 1 G 3 R 4 HS 8 VS 7 L 70 R 71 43 TX 44 RX 64M SDRAM 64M SDRAM 64M SDRAM DVD L DVD R 2M - Toshiba 23HLV87 | Circuit Diagrams - Page 4
POWER SUPPLY 24V 12V STB 5V8 F-5 POWER BLOCK DIAGRAM LCD APNEL MAIN PCB F1 12VA U1 MP1583DN 5 VA U10 A M 111 7 - 2 . 5 S K F T U3 IRF7304 U25 A P 111 7 E 3 3 L A AU12V U33 A P 111 7 E L A AU9V 2.5VHD V C C _ PA N E L + 3 . 3 AV D D U2 A P 111 7 E 3 3 L A U4 IRF7304 - Toshiba 23HLV87 | Circuit Diagrams - Page 5
MAIN (TOP SIDE) PRINTED CIRCUIT BOARDS MAIN (BOTTOM SIDE) G-1 G-2 - Toshiba 23HLV87 | Circuit Diagrams - Page 6
OPERATION (TOP SIDE) PRINTED CIRCUIT BOARDS OPERATION (BOTTOM SIDE) INPUT (TOP SIDE) INPUT (BOTTOM SIDE) REMOCON (TOP SIDE) REMOCON (BOTTOM SIDE) G-3 G-4 - Toshiba 23HLV87 | Circuit Diagrams - Page 7
DECODER (TOP SIDE) PRINTED CIRCUIT BOARDS DECODER (BOTTOM SIDE) G-5 G-6 - Toshiba 23HLV87 | Circuit Diagrams - Page 8
POWER (TOP SIDE) PRINTED CIRCUIT BOARDS POWER (BOTTOM SIDE) G-7 G-8 - Toshiba 23HLV87 | Circuit Diagrams - Page 9
Yin ATV-VinATV-Vin+ AV2-Vin+ AV1-Vin+ 23 24 25 26 27 28 29 30 31 32 AUSD_IN DVD-SPDIF E F G H MSD116L SCHEMATIC DIAGRAM (MAIN PCB) 8 U22 MSTXXXX NC/10pF 4 RESET CIRCUIT 5VA R263 10k DD34 BAV99 1 3 2 R267 10K 1 2 CA23 100uF/10V + CA26 3906 Q11 3 R269 100 RESET 3 10uF/16V - Toshiba 23HLV87 | Circuit Diagrams - Page 10
A 8 7 6 5 4 3 2 1 A H-3 B C D E F G MSD116L POWER SCHEMATIC DIAGRAM (MAIN PCB) +3.3V FOR MST ANALOG 4 IN OUT ADJ 5VA L49 U25 AMS1117-3.3 10uH C136 10UF 1 2 3 +3.3AVDD + + CA29 100uF/10V C208 0.1uF 100uF/10V CA28 0. - Toshiba 23HLV87 | Circuit Diagrams - Page 11
5 4 3 2 1 A H-5 B C D E F G SYS POWER SCHEMATIC DIAGRAM (MAIN PCB) POWER INPUT Always 12V/3A Active 1 2 3 4 5V8IN 5 6 7 8 9 30k +3.3VD + C45 CA15 0.1u 470uF/10V 22uF/10V 0.1u C9 PANEL POWER AND CONTROL 12V/3A 5VA +3.3VD R8 NC/1206 R9 0/1206 R10 NC/1206 R18 - Toshiba 23HLV87 | Circuit Diagrams - Page 12
A B C D E F G MCU & RTC SCHEMATIC DIAGRAM 8 (MAIN PCB) J10 C347 DVD_5V 1uF UPDATE1 UPDATE2 R344 10 C269 C270 U34 MC9S08QG8 1 2 PTA5/nIRQ/TCLK/nRESET PTA4/ACMPO/BKGD/MS 6 J8 1 2 DVD-RMC DVD-RMC R409 10 LED_R LED_G 6 R410 3 10 5 R411 10 4 U43 74HC2G08 RMC-CON POWER_ON/ - Toshiba 23HLV87 | Circuit Diagrams - Page 13
DIAGRAM 8 (MAIN PCB) 8 C307 0.1u CA63 100uF/10V C144 VDD33OPH VSSOH D_IN4 D_IN5 D_IN6 D_IN7 VDD12IH VSSIPH D_IN8 D_IN9 D_IN10 D_IN11 VDD12IH CLK_EXT_ADC VSSIPH VDD33OPH OSC_XOUT OSC_XIN VSSOH VDD12T_ABB VSSBB_ABB FILTER VBB_ABB VSST_ABB VDD12T_ABB RESET_N IN OUT ADJ IN OUT ADJ POWER RESET 23 - Toshiba 23HLV87 | Circuit Diagrams - Page 14
A B C D E F G H SDRAM SCHEMATIC DIAGRAM 8 (MAIN PCB) 8 4M*16bit SDRAM*2 FOR MIU0 4M*16bit SDRAM FOR MIU1 +3.3V_MC0 +3.3V_MQ0 +3.3V_MC1 R285 M2_DQM0 M2_DQM1 R287 47 R288 47 M2_CKE M2_MCLK R289 100 R290 100 U29 VCC VCC VCC 23 24 25 26 29 30 31 32 33 34 22 35 A0 A1 A2 A3 A4 A5 - Toshiba 23HLV87 | Circuit Diagrams - Page 15
F G H AUDIO SCHEMATIC DIAGRAM (MAIN PCB) AUDIO OUTPUT width(12mil+) DVD-L DVD-L R88 10k C93 R50 330p 12k C43 560p C42 2.2uF B1-L DVD-R DVD-R R170 10k 31 BNF1 30 BOUT1 29 BNF2 28 BOUT2 27 OUT1 26 OUT2 25 LINE1 24 LINE2 23 GND 22 SDA 21 SCL 20 CAP2 19 C1 18 C2 17 LINE1/OUT1 LINE2/ - Toshiba 23HLV87 | Circuit Diagrams - Page 16
E F G H TUNER SCHEMATIC DIAGRAM 8 (MAIN PCB) 8 U38 5V-IF POWER FOR TUNER 7 6 22 23 24 25 26 27 28 29 12VA 3 MMBT3904 100uH 100uH C L65 L66 L67 Tuner_+30V Tuner_+40V 3 CA49 100nF/50V 5 SOT 23 2.2uH 3.3uH 2.2uH R373 47R C289 47nF TUNER-CVBS ATV-Vin+ RA1 1K 2 5 CA50 - Toshiba 23HLV87 | Circuit Diagrams - Page 17
4 3 2 1 A H-17 B C D E F G AV INPUT & OUTPUT SCHEMATIC DIAGRAM (MAIN PCB) SV-Detect MUTE_AMP SPDIF_OUT R115 R87 R93 10 10 0 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 CON16 CON30A 5VA VGA-TXD UPDATE2 VGA-RXD AV1-SV1-Y 2 1 - Toshiba 23HLV87 | Circuit Diagrams - Page 18
2 R109 10k R110 10k B C D E F G YPBPR & VGA SCHEMATIC DIAGRAM (MAIN PCB) YPbPr INPUT 3 5Y 4 6 Pb 1 7 Pr 2 CON6 AV4-8.4-07 3 2 Y DVD-Y DVD-Pb/C DVD-Pr/Y DVD-Y DVD-Pb/C DVD-Pr/Y R81 R80 R79 75 5VAV R188 R183 OPTIONAL JUMPER WHEN NO EXT. MODULE - CLOSE TO R105 NC/0 INPUT - Toshiba 23HLV87 | Circuit Diagrams - Page 19
G HDMI SCHEMATIC DIAGRAM (MAIN PCB) VHD_PLL VHD_MPLL VHD_AUPLL POWER FOR DATA0- CLK+ CLK SHIELD CLK- 22 CEC 23 NC SCL SDA DDC/CEC GND +5V POWER 20 HOT PLUG 1 2 3 4 5 6 RXB1P RXB1N RXB0P RXB0N RXBCLKP RXBCLKN DDCBSDA DDCBSCL SYS-RESET R134 100 R138 47K R179 10 R180 10 U12 - Toshiba 23HLV87 | Circuit Diagrams - Page 20
2 1 A H-23 B C D E F G EXT-MODULE CON SCHEMATIC DIAGRAM (MAIN PCB) DISC_OUT Q19 3904 DVD_RST STB-DVD DVD-RMC DVD_5V DVD_DISC_IN DVD_MENU DVD_RST STB_DVD R336 10 DVD_DISC_IN DVD_MENU DVD_5V DVD-R DVD-L DVD-Pr/Y DVD-Pb/C DVD-Y DVD-R DVD-L DVD-Pr/Y DVD-Pb/C DVD-Y R340 10 DVD-SPDIF - Toshiba 23HLV87 | Circuit Diagrams - Page 21
SCHEMATIC DIAGRAM ( Close to Vaddis! Important power supply! VDDPWM C117 10nF FB101 RESET# UART: R138 75R 1% 143 For customer model, please just connect the ADP ICE I/F with external adaptor boards. NMI function: Connect JP106, R121, Remove the FP I/F cable; DVD-DET R50 1K SCL-DVD-DET SCL-DVD - Toshiba 23HLV87 | Circuit Diagrams - Page 22
A B C D E F G H POWER SUPPLY SCHEMATIC DIAGRAM 8 (DECODER PCB) 8 5V5 12V 5V5 6 5 8 7 6 5 5V5IN VD2 C172 1N 6x1 W/HOUSING DIP6/W/H/P2.54 4K7 100N 100N AP1520 RB060-40 LOAD-DRIVER 6 4V2 12V 4V2 D6 12VIN 12V 2 709 3 12V FB6 6 RAF5V VID5V 601 C2 C35 + C43 C26 R40 - Toshiba 23HLV87 | Circuit Diagrams - Page 23
2 1 H-29 A B C D E F G AV INPUT & OUTPUT SCHEMATIC DIAGRAM (DECODER PCB) AOUT0 ABCLK ALRCLK AMCLK U306 NM [CS4344/5/6] 1 CVBS_G_Y R74 75 R80 4 3 R73 510 510 D420 V+ 5 - 1 + V- 2 AD8061 VID5V R81 75 GREEN C-B-U R63 75 R65 4 3 R62 510 510 D232 V+ 5 - 1 + V- 2 AD8061 VID5V R66 75 - Toshiba 23HLV87 | Circuit Diagrams - Page 24
G FE REGULATOR SCHEMATIC DIAGRAM (DECODER PCB) EMC RF_C RFA5V R204 3.3K CD_DVD PDIC Control: DVD=LOW CD=HIGH CD_DVD 26 GND 25 6 VOSL(FWD) CTKERR2(NC) 24 VINLD 23 7 VNFFC(REV) PREGND 22 TRACK_S 1V8_DRV C219 5VV R6 NM IN_OUT_SW Close to motor driver. DSPVCC33 DSPVCC18 R1 1K R2 10K D1 - Toshiba 23HLV87 | Circuit Diagrams - Page 25
A B C D E F PFC SCHEMATIC DIAGRAM 8 (POWER PCB) NC NC R03 100 C7 330pF R04 100 NC L3 150uF T1 D5 808G 7 1 4 3.15A C09 C03 105 224 R17 R18 27K 15K R19 1K R20 C01 10K 10nF C02 470pF R07A 27K 2 INPUT INPUT PFC-Vcc 1 A B C D E F H-33 G 390V GND G H 8 7 6 5 4 3 2 1 H H-34 - Toshiba 23HLV87 | Circuit Diagrams - Page 26
A B C D E F G H PWM SCHEMATIC DIAGRAM 8 (POWER PCB) 8 R92 10K R94 680 GPFC 7 R93 Q08 5.6K 9013 ! DTV205P 1 R61 100 R62 100 T2 12 C16 331 D09 1SS184 GPFC 24V R90 BEFORE - Toshiba 23HLV87 | Circuit Diagrams - Page 27
5 NC RF 17 RF GND 10 4 GND CD/DVD 18 CD/DVD DVD PR/Y 9 5 DVD PR/Y DD FG SENSER 19 DD GND 8 6 GND 4 CC TACT- 20 CC 21 TACT- DVD PB/C 7 GND 6 7 DVD PB/C 8 GND CON9 19 DET TACT+ 22 TACT+ DVD_Y 5 9 DVD_Y 18 POWER FACT+ 23 FACT+ GND 4 10 GND 17 GND FACT - Toshiba 23HLV87 | Circuit Diagrams - Page 28
2.0V 5 STEREO 2.0ms 500mV 12 20µs 500mV 17 NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. I-1 - Toshiba 23HLV87 | Circuit Diagrams - Page 29
20µs 200mV 18 20µs 200mV 19 20µs 200mV 20 20µs 500mV 21 10µs 2.0V 22 WAVEFORMS ADC 5µs 2.0V 23 5µs 500mV 28 LVDS 10ms 100mV 24 5µs 500mV 29 JACK 1.0ms 1.0V 25 INTERFACE_HDMI IC 20µs 1.0V 30 1.0ms 1.0V 26 20µs 1.0V 31 ADC 5µs 500mV - Toshiba 23HLV87 | Circuit Diagrams - Page 30
µs 200mV 59 10µs 200mV 60 REGULATOR 2 2µs 2.0V 61 NOTE: The following waveforms were measured at the point of the corresponding balloon number in the schematic diagram. I-3 - Toshiba 23HLV87 | Circuit Diagrams - Page 31
TOSHIBA CORPORATION 1-1, SHIBAURA 1-CHOME, MINATO-KU, TOKYO 105-8001, JAPAN
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LCD TV/DVD COMBINATION
DOCUMENT CREATED IN JAPAN,
March,
2007 GREEN
23HLV87
FILE NO. 810-2007
28
GR
The above model is classified as a green product (*1), as indicated by the underlined serial number.
This Service Manual describes replacement parts for the green product. When repairing this green
product, use the part(s) described in this manual and lead-free solder (*2).
For (*1) and (*2), see the next page.
l
REVISED: 01