JVC HR-S2902US Service Manual Download Page 33

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4-12

The Parts Number, value and rated voltage etc. in the Schematic Diagram are for references only.
When replacing the parts, refer to the Parts List.

Note :

p10462001a_rev0

TO SW. REG

TO FMA/DEMOD

5.07MHz

SEPARATION

TO TERMINAL

BT2

SW12V

SW5V

GND

B6030

R6031

GND

R6504

R6503

COMP

L6032

TU_AUDIO

SIF

CF6031

R6532

Fsc

R6531

R6533

B6531

Q6531

C6533

Q6030

R6030

VR6601

RF_AUDIO

TU_VIDEO

RF_VIDEO

100

3.3k

OPEN

SHORT

OPEN

SHORT

OPEN

SHORT

2SB1218A/QR

2SA1576A/QR

2PA1576/R

OPEN

TO VIDEO/N.AUDIO

Summary of Contents for HR-S2902US

Page 1: ...o 10 000 Hz Hi Fi audio 20 Hz to 20 000 Hz Input Output S video connectors INx2 OUTx1 TUNER Tuning system Channel coverage VHF Channels 2 13 UHF CATV RF output Channel 3 when shipped 75ohms unbalanced TIMER Clock reference Program capacity 1 year programmable timer 8 programs Memory backup for timer is not supported ACCESSORIES Provided accessories AA battery x 2 S video cable 4 pin RF cable F typ...

Page 2: ...de Auto tracking ON OFF setting 3 1 3 1 7 EVR sdjustment 3 2 3 2 Mechanism compatibility adjustment 3 2 3 2 1 Tension pole position 3 3 3 2 2 FM waveform linearity 3 3 3 2 3 Height and tilt of the A C head 3 3 3 2 4 A C head phase X value 3 4 3 3 Electrical Adjustment 3 4 3 3 1 Servo circuit 3 4 3 3 1 1 Switching point 3 4 3 3 1 2 Slow tracking preset 3 5 3 3 2 Video circuit 3 5 3 3 2 1 EE Y PB Y ...

Page 3: ...e specified for compliance with recognized codes pertaining to X ray emission Consequently when servicing these products replace the cath ode ray tubes and other parts with only the specified parts Under no circumstances attempt to modify these circuits Unauthorized modification can increase the high voltage value and cause X ray emission from the cathode ray tube 12 Crimp type wire connector In s...

Page 4: ...eter to measure across both terminals of load Z See figure 9 and following table 2 5 Grounding Class 1 model only Confirm specified or lower grounding impedance between earth pin in AC inlet and externally exposed accessible parts Video in Video out Audio in Audio out or Fixing screw etc Measuring Method Connect milli ohm meter between earth pin in AC inlet and exposed accessible parts See figure ...

Page 5: ... hand to keep the slack away from any grease See Fig 1 1b In case of mechanical failures while keeping the tension arm assembly free from tension pull out the tape on the pole base assembly Take the spring a of the pinch roller arm assembly off the hook and detach it from the tape 4 Remove the screw a of the side frame L R 5 Hold the slack tape and cassette cover together lift the cas sette tape t...

Page 6: ...r of the Front panel assembly not to make it touch the switch knob of the Main board assembly from the side When reattaching the Front panel assembly lift the Cassette door slightly Step LocNo Part Name Fig No Point Note 1 Top cover 1 2 2d 3 S1a 2 L1a 2 Front panel assembly 1 2 2d 2 S2a 2 L2a 2 L2b Note 2a 1 2 2a 3 L2c Note 2b CN7001 WR2a ADV Jog board assembly 3 S2b Knob assembly 3 Mechanism asse...

Page 7: ...M ASSEMBLY after the positioning boss Z of the BOTTOM CHASSIS is matched to the positioning hole of MECHANISM ASSEMBLY When fixing FRONT PANEL pay attention don t push each SWITCHS FRONT PANEL should be attached withstrength of horizontal direction After fixing FRONT PANEL check each switching operation button operation and click Don t give pressure to BOTTOM CHSSIS from side NOTE Hang the hook of...

Page 8: ...r mode display mode EMG content display E Latest Previous See 1 3 4 EMG code display mode Normal display Counter or clock Reference EMG display of FDP display mode 1 Transmit the code 59 from the Jig RCU The FDP shows the EMG content in the form of E Example 1 E 01 03 Previous EMG Latest EMG No EMG record Example 2 E 2 Transmit the code 59 from the Jig RCU again The FDP shows the EMG detail inform...

Page 9: ...information 1 L L Tape speed data higher 8 bits MM Tape speed data lower 8 bits NN Cassette tape type 2 higher 8 bits See EMG detail of information 2 OO Cassette tape type 2 lower 8 bits See EMG detail of information 2 P P General data display area Y Y General data display area For HD only AA BB CC DD EE FF GGGG HHHH I I J J J J KKKK L L L L MMMM ROM No Display h Encoder data See Mechanism mode se...

Page 10: ...is not generated due to a supply reel sensor failure 3 Power SW5V is not supplied to the reel sensor on the tape winding side 1 The drum could not start or the drum rotation has stopped due to too large a load on the tape because 1 The tape tension is abnormally high 2 The tape is damaged or a foreign object grease etc adheres to the tape 2 The drum FG pulse did not reach the System controller CPU...

Page 11: ...peed including x2 speed 2E INSERT REC 43 REW 47 REV SEARCH 4C AUDIO DUB 6E INSERT REC VIDEO AUDIO 84 FWD STILL SLOW 85 REV STILL SLOW 8F REC PAUSE AF INSERT REC PAUSE C7 REV SEARCH x1 speed reverse playback using JOG CD AUDIO DUB PAUSE EF INSERT REC VIDEO AUDIO PAUSE F0 Mechanism being initialized F1 POWER OFF as a result of EMG F2 Cassette being inserted F3 Cassette being ejected F4 Transition fr...

Page 12: ... reference information stored using the remaining tape detection function of the cas sette tape As a result it may not identify cassette correctly when a special cassette tape is used or when the tape has variable thickness 1 3 6 EMG detail information 2 The type of the cassette tape and the cassette tape winding posi tion can be confirmed based on the figure in EMG detail informa tion 2 FDP OSD d...

Page 13: ...d assemblies are attached by connectors only When carrying out a di agnosis or repair of the boards in the Service position make sure that the connectors are not disconnected Fig 1 4 1a 1 6 Mechanism service mode This model has a unique function to enter the mechanism into every operation mode without loading of any cassette tape This function is called the Mechanism service mode 1 6 1 How to set ...

Page 14: ...ers turn the upper drum counterclockwise 2 To clean the parts of the tape transport system other than the upper drum use a piece of closely woven cloth or a cotton swab soaked with alcohol 3 After cleaning make sure that the cleaned parts are com pletely dry before using the cassette tape Fig 1 7 1a 1 7 2 Lubrication With no need for periodical lubrication you have only to lubri cate new parts aft...

Page 15: ...Unless otherwise specified all measuring points and adjustment parts are located on the Main board White 75 100 IRE 40 IRE Horizontal sync Q I 1V White 100 Yellow Cyan Green Magenta Red Blue Burst 40 IRE White Yellow Cyan Green Magenta Red Blue Q I Black White 100 75 Color colour bar signal NTSC Color colour bar pattern NTSC INITIAL MODE DATA CODE CUSTOM CODE 43 A CODE Data transmitting method Dep...

Page 16: ...e adjustment pin is located in the OK range If it is outside this range restart the adjustment from the beginning After completion of the adjustment rotate the loading gear motor to return it to the mode B2 position OK NG ADJUST PIN TENSION ARM Stamping b Stamping a CONTROL PLATE Fig 3 2 1a 3 1 7 EVR adjustment Some of the adjustments require the adjustment performed by the EVR system The main uni...

Page 17: ...gnal to D FF E to observe the V PB FM waveform at the measuring point D 3 Set the VCR to the manual tracking mode 4 Make sure that there is no significant level drop of the V PB FM waveform caused by the tracking operation with its generally parallel and linear variation ensured Perform the following adjustments when required See Fig 3 2 2b 5 Reduce the V PB FM waveform by the tracking opera tion ...

Page 18: ...at the switching point is the specified value G 3 3 1 2 Slow tracking preset Signal A1 Ext input A2 Color colour bar signal NTSC Mode B1 S VHS SP B2 S VHS EP Measuring point D TV Monitor Adjustment part F Jig RCU Code 71 or 72 Specified value G minimum noise Adjustment tool H Jig RCU PTU94023B 3 2 4 A C head phase X value Signal A1 Alignment tape SP stairstep NTSC MHP A2 Alignment tape EP stairste...

Page 19: ...1 F3 Jig code 21 twice F4 Jig code 18 or 19 Channel Specified value G 1 00 0 05 Vp p Adjustment tool H Jig RCU PTU94023B Fig 3 3 2 1a EE PB Y level 1 Input the signal A3 from the input point A1 2 Set the VCR to the mode B1 3 Observe the VIDEO OUT waveform at the measuring point D 4 Set the VCR to the EVR mode by transmitting the code F1 from the Jig RCU 5 Set the EVR address to F2 by transmitting ...

Page 20: ...ERVICE ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP www jvcservice com US Only JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 1311 Printed in Japan 0303 VP ...

Page 21: ...i Fi audio 20 Hz to 20 000 Hz Input Output S video connectors IN x 1 OUT x 1 TUNER Tuning system Channel coverage VHF Channels 2 13 UHF CATV RF outpu t Channel3 or 4 switchable preset to Channel3 when shipped 75ohms unbalanced TIMER Clock reference Program capacity 1 year programable timer 8programs Memory backup for timer is not supported ACCESSORIES Provided accessories Lithium battery CR2032 RF...

Page 22: ...PB Alignment tape colour bar SP mode normal VHS mode 2 Audio circuits REC 1KHz 8 dBs sine wave signal in SP mode normal VHS mode PB REC then playback it 3 Movie Camera circuits Measured using a correctly illuminated gray scale or colour bar test chatrs in the E E mode 4 Indication on schematic diagram Waveform indications on the schematic diagram are as shown below 5 Waveform indications Waveform ...

Page 23: ... 6 Signal path Symbols The arrows indicate the signal path as follows Playback signal path Playback and recording signal path Recording signal path including E E signal path Capstan servo path Drum servo path Example R Y Y Playback R Y signal path Recording Y signal path 7 Indication of the parts for adjustments The parts for the adjustments are surrounded with the circle as shown below 8 Indicati...

Page 24: ... R PAUSE C BOX CTL 0 3 MAIN R PAUSE RF OUT RF IN AUDIO IN CH SW MOD B 5V CONV CTL H VIDEO IN SCL AS 99 VIDEO J2 3 REAR1 IN REAR OUT CN3007 BACK UP GND VIDEO C BOX CTL FW3002 BS_LINK_REC BS_LINK_REC DEMOD FW7104 FW7105 FW7106 LT BATTERY REC 9 3 PB AUDIO ERASE QGF1207C1 06 GND CTL HEAD CTL HEAD CTL R P A E A C HEAD 1 2 QGF1201C1 06 SP CH1 SP CH2 QGF1208C1 06 FULL ERASE HEAD EP CH1 EP CH1 EP SP SP QG...

Page 25: ...L CN3001 QGB2032M4 12 BT NC 5V MB SW5V LOCK L D_PG J7103 IF OUT IF IN NC M_GND SIF OUT NC OPEN D_COM FRONT S D_W OUT JACK D_V OUT D_U OUT JP L1 L2 SW REG RF IN TU 30V SCL SDA AS AUDIO OUT AFT NC VIDEO OUT TU MD IF 3 in 1 MDA IN R IN AUDIO IN L VIDEO AC INPUT NEUTRAL LIVE M M 5 7 CAP MOTOR 5 8 DRUM MOTOR LOADING MOTOR FRONT FRONT J7101 BLK RED ...

Page 26: ...80p 18p 220 1k 47k 47k 4 7k 390 68k 15µ 3 3 27k 0 0033 0 01 10 47k 150 18k 33k 12k 390k 0 0068 390 22 4 7 0 00082 0 0015 47k 4 7 18k 4 7k 4 7k 4 7 15 3 3 4 7 10 330p 18k 47k 18k 47k DTC144WU SHORT MY OPEN OPEN 6 3 OPEN OPEN 1SS133 T2 1SS270A T2 OPEN OPEN OPEN OPEN OPEN OPEN OPEN 6 3 2SA1576A QR 2SB1218A QR 2PA1576 R OPEN MY DTC144WUA DTC144WUA 2SC4081 QRS 2SD1819A QRS 2PC4081 R 25 DTC144WUA PDTC14...

Page 27: ...SQPB SQPB SW20 P R SW17 SVHS L SECAM SVHS L SECAM SW15 P R SW14 SW52 P R SW18 R ATP SW51 R P SW31 P R SW32 P R SW33 R P SW30 SW29 P R R P SW35 L SECAM CCD BLOCK SW36 L SECAM SW34 R P SW37 SW39 L SECAM L SECAM SW40 EXT INT SQPB TRAP TRAP REC REC ON OFF SW41 SP SP W44 W45 W46 W47 W48 W49 SW42 CH2 CH1 CH2 CH1 SW43 B Y INVERT COMP C GND EXT CCD Y VCC Y GND VCC GND CCD CCD CCD CCD TAB TAB C GND OUT C V...

Page 28: ...OUT XC_IN CLK_SEL VIDEO_OSD_OUT VSS2 V_TO_OSD SYN_IN VDD2 AFCC AFCLPF V PULSE CAP_CTL_V D FF DRUM_CTL_V D PG FG_IN C FG_AMP_OUT AVSS C FG_IN AMP_VREF_OUT AMP_VREF_IN AMP_C AVCC CTL CTL CTL_AMP_OUT SP_FG TU_FG RC R PAUSE COMP_IN DIG7 D_E FULL E_ON H REAR1 H I2C_D_AV 12C_C_AV SB_GAIN REC_S A FF N REC_ST H H REC_ST H NC A MUTE H VDD CH_SW S CASS HS_FR CAP M_F R LM F R S CHARAM P CTL H CHARAE YC_IN H ...

Page 29: ...2 D FF R3253 C4006 R3252 R3254 R3255 SB_GAIN N REC_ST H R3234 D3006 R3233 S_DET BT3001 R3232 R4022 C4016 C4017 Q4002 C4024 Q4003 Q4004 C4025 C220 L4001 C4031 CN3001 R1 H C3052 CTL5 D3013 3k 1k 47 0 2 2k 00p 0 33 470 5 6k 0 1 470 15k 1n 1 1k 0 47 0 01 100p 1 1k 0 22 1 18P 1000 1k 10k 0 1 100µ 100 100 10 2 2k 220 470 15P 0 01 33 10k 0 15k 4 7k 4 7k 100k 33 0 01 OPEN YC_IN H 6 3 VDD2 AFCC FCLPF FG_IN...

Page 30: ...01 QQR0516 001 QQR0932 001 QQR0816 001 1 2W 50 MY 1W 2SD2144S UV QSS0186 001 QQS0187 001 50 MY AU01Z 1SR153 400 ERA18 02 10ELS2 PG104RS QQR0678 001 QQR0621 001 MTZJ15C RD15ES B 250 1SS133 1SS133 1SS270A SHORT 1K QAF0023 431 QAF0039 431 QAF0024 431 QAF0055 431 1 2W D G S S VHS 82 200 UM US UC DIFFERENCE TABLE 2 D1 SO MODEL POWER VOLTAGE RATING Q5101 2SK2043 CB14 2SK2043 2SK2632 CB14 2SK2129 LT SAFE...

Page 31: ...BT2 Q5303 Q5306 Q5305 R5317 C5203 C5202 R5332 R5333 301 D5305 L5202 L5201 C5207 L5301 AL5 8V M12V M12 17 26V_CAP Q5321 D5204 4 7 180 820 1k 47 100 10k 1k 100 180 2 2 220 1 2k 47k 1200 1000 390 390 33µ 33µ 100 MTZJ5 6A RD5 6ES B1 100 2 400 S 25 2SC1740S RS 2SC3199 YG 16 SHORT 2SD2144S UV 50 MY 10 AK04 11EQS04 1S4 MTZJ12A RD12ES B1 AU01Z 10ELS2 RK14 21DQ04 SB240 16 AK04 11EQS04 1S4 50 2SC5739 QP DTC...

Page 32: ...N RF AGC MB SW5V AS SCL SDA NC NC TU 30V TP IF OUT AUDIO OUT SIF OUT AFT VIDEO OUT TU6001 TU6001 L6025 I2C_DATA I2C_CLK C6025 CONV_CTL R6050 R6056 L6003 C6056 C6026 R6033 R6032 C6006 C6005 D6002 C6519 C6031 B6020 R6026 CH_SW C6027 C6532 R6532 C6053 C6052 C6020 R6020 AFC JUST_CLK R6021 C6021 L6050 L6004 C6013 C6012 C6008 C6007 L6001 R6051 33 1 0 47p 33p 0 1 10p 1k 1k 1 0 1 0 1K OPEN OPEN SHORT OPEN...

Page 33: ...p10462001a_rev0 TO SW REG TO FMA DEMOD 5 07MHz SEPARATION TO TERMINAL BT2 SW12V SW5V GND B6030 R6031 GND R6504 R6503 COMP L6032 TU_AUDIO NC SIF CF6031 R6532 Fsc R6531 R6533 B6531 Q6531 C6533 Q6030 R6030 VR6601 RF_AUDIO TU_VIDEO RF_VIDEO 100 3 3k OPEN OPEN OPEN SHORT OPEN OPEN OPEN OPEN SHORT OPEN SHORT 2SB1218A QR 2SA1576A QR 2PA1576 R OPEN TO VIDEO N AUDIO MY ...

Page 34: ...203 Q2204 R2210 R2231 R2219 R2218 R2213 Q2201 Q2202 R2220 C6505 C6506 COMP SIF C2222 Fsc R2211 R2212 C2231 AL5 8V GND C2218 R2216 R2217 RF_AUDIO C6504 R6502 C6517 C6508 C6509 C6512 C6513 C6514 4 7 10 0 1 0 022 10 3 3 22 10 10 4 7 47 1k 0 01 220 100 100 47k 47k 6 8k 4 7k 1k 1k 3 9k 4 7k 1k 3 3 0 01 3 3k 3 3k 100pF 10 1k 4 7k 0 1 3 3k 0 22 0 1 0 1 0 022 2 2 0 022 AN3663FBP 50 25 25 50 16 25 25 25 16...

Page 35: ...C2203 C2202 C2209 C2210 C2211 R2255 R2252 TP2254 R2258 D2251 L2251 L2201 R2259 H REC_ST H A FF A MUTE H R2251 Q2255 R2230 A ENV ND L C2213 C2212 I2C_CLK I2C_DATA C2254 C2255 TP2253 R2205 R2207 R2208 R2206 R2204 R2202 R2253 C2261 LED C2230 C2259 C2262 K2251 K2252 K2253 R2257 C2231 Q2254 Q2253 Q2252 Q2251 S CASS H ET_REC H R2254 R2256 C6502 C6503 FMA_CH2 FMA_CH1 FMA_COM VR2251 0 015 0 01 0 01 0 01 0...

Page 36: ...75 75 75 75 75 75 75 470 75 L R L 6 3 R OPEN OPEN OPEN L R VIDEO IN AUDIO IN AUDIO IN VIDEO OUT FRONT AUDIO IN AUDIO OUT AUDIO OUT FRONT VIDEO IN FRONT AUDIO IN INPUT OUTPUT D1 S0 R9 QNN0530 001 QNN0530 001 R903 S1 S15 QNN0530 001 REAR1_S QNN0495 002 R904 DIFFERENCE TABLE 2 QNN0286 002 QND0106 001 J2 J1 J7103 USED NOT USED D1 S0 S1 S15 INPUT OUTPUT JACK C912 FRONT_S IN IN QND0106 001 R908 R906 R90...

Page 37: ...L F AUDIO R A IN1 R A IN1 L LINE_OUT R LINE_OUT L GND C_IN_CH1 Q901 Q902 Q903 R917 R918 GND R919 GND REAR1_V_IN B903 C924 B904 C925 C926 L901 GND RF_VIDEO SW12V V_FROM_OSD B906 D907 D906 R920 C_IN_CH2 R921 R922 GND Y_OUT GND C_OUT GND IC903 GND SW5V C914 C918 C913 C912 C907 L902 C917 330 330 330 470 0 0 01 100µ 100 100 10 4 7 10 10 0 01 10µ 0 01 1 2W 1 2W 1 2W 6 3 OPEN OPEN 6 3 OPEN OPEN OPEN MM11...

Page 38: ...0 2 2k 330 330 330 330 1 8k 1 2k 330 OPEN OPEN 6 3 Dg Df De Dd Dc Db NC LTG Y2K12M 01J NC Da D5 D4 D3 D2 D1 LTG Y2K12M 01J POWER OPEN OPEN OPEN OPEN VCC V OUT GND GP1UM291QK OPEN VCC V OUT GND O DTC143TUA UN5216 DTC143TUA UN5216 DTC143TUA UN5216 DTC143TUA UN5216 OPEN OPEN DTC143TUA UN5216 DTC143TUA UN5216 DTC143TUA UN5216 2SB1218A 2SA1576A 2PA1576 2SB1218A 2SA1576A 2PA1576 2SB1218A 2SA1576A 2PA157...

Page 39: ...FROM TO MINI FRONT TEST D_G D_E CN7001 D_D D_C D_B D_A KEY2 KEY1 DIG5 AL5V GND DIG4 DIG3 DIG1 DIG2 CTL4 DIG7 D_F R7034 R7035 TP7001 C7041 IC7042 RC S7017 S7003 R7037 C7013 C7014 7014 JSB JSA TPGND R7020 R7036 R7030 B7002 B7003 2 7k OPEN 10k 10k GND JSB JSA DIG6 OPEN OPEN OPEN OPEN OPEN OPEN PEN OPEN OPEN OPEN KEY OUT CN7001 ADV JOG 016 S7017 S7018 B7002 R7034 FROM TO MAIN 4 7k 6 8k A C B REC LINK ...

Page 40: ...N501 C539 CHARA_DATA SLOW_PULSE B502 TRICK H D FF L504 C522 V REF VP_CTL C532 L506 GND C_FROM_DIGI Y_FROM_DIGI D502 C523 C529 C524 C520 C527 C528 I2C_DATA_A V I2C_CLK_A V C525 CTL5 C_IN_CH2 GND C_IN_CH1 V Y_TO_DIGI C521 GND L503 D501 C530 C502 C501 SW5V C_TO_DIGI GND Fsc B503 R510 GND Y_OUT C_OUT P MUTE L V_FROM_OSD GND I2C_DATA_A V I2C_CLK_A V 0 01 4 7 0 01 0 01 10 2 2 0 1 0 01 0 01 0 01 0 01 47 ...

Page 41: ... V OUT REC PB REC PB REC CC ON ACC OFF PB NC OUT D15 NC IN PB SVHS NVHS DATA CHARA_DATA GND2 GND1 D9 TO_SUB_EMPH C508 FROM_SUB_EMPH C504 B501 VHS H R508 C513 C515 C518 C514 R501 C516 L501 520 C511 R503 R505 Y_TO_AV SYNC_OUT V_FROM_AV C503 R504 C538 R506 R507 C517 C509 C519 C507 L502 C510 C506 C537 PB_COLOR Y_TO_SUB REC_COLOR Fsc GND V_TO_OSD SW5V GND CTL5 0 1 2 2 1k 220p 120p 2 2 270p 220 270p 100...

Page 42: ...1 R1201 R1202 Q1201 V Y_TO_DIGI C1201 D1201 SW5V C_TO_DIGI C1217 GND L1206 C1225 Fsc C_FROM_DIGI C1226 R1216 GND Y_FROM_DIGI R1215 Q1203 C1243 C1244 R1229 Q1207 C1246 C12 1 100µ 100µ 47 330µ 47 5 6 0 1 39k 18k 100 75 68 100p 1k 1k 1k 47 560 100µ 120 100 47 0 1 0 01 4 7 2 2k 47 47p OPEN VR CM RE VD VS IIC_ IIC_ CO IOB CO YO JCP8057 6 3 6 3 0 5 0 5 SHORT OPEN OPEN OPEN 0 5 OPEN OPEN OPEN 6 3 OPEN OP...

Page 43: ...216 R1220 R1224 R1222 C1245 07 C1229 R1230 C1249 R1228 Q1206 R1227 C1248 R1226 R1225 300 0 1 0 1 100µ 0 01 5 6k 0 1 12k 0 001 1 18 0 1 68 4 7 47 0 1 0 1 0 1 0 1 0 1 560 560 0 01 1 5k 47p VREF CMUTE RESET VDD VSS IIC_CLK IIC_DATA COMP IREF IOB COUT AVSS AVDD YOUT AVSS AVDD CLP YVIN AVSS AVDD VRL VRH CIN VSS VDD FSC_IN PO VCNT AVSS AVDD NC TEST NC TEST NC TEST NC TEST NC TEST NC TEST NC TEST NC TEST...

Page 44: ...6 31 2 3 2 3 32 2 3 2 3 33 3 4 3 4 34 5 0 5 0 35 0 0 0 1 36 2 4 2 1 37 2 6 2 6 38 2 8 2 8 39 2 8 2 8 40 2 5 0 1 41 1 5 1 5 42 1 9 2 4 43 2 3 2 3 44 2 4 2 6 45 3 0 3 1 46 4 3 4 3 47 2 4 2 4 48 0 0 0 0 49 2 8 2 8 50 4 4 4 4 51 2 8 2 8 52 2 8 2 8 53 0 0 4 4 54 0 8 2 7 55 0 0 0 1 56 2 8 2 8 IC501 1 5 0 5 0 2 5 0 4 9 3 0 0 0 0 4 0 0 0 0 5 4 9 4 9 6 0 9 0 0 7 0 9 4 9 8 0 9 0 0 9 0 0 0 0 10 1 8 0 0 11 0 ...

Page 45: ... B C 6M Q2201 B C 19L Q2202 B C 19L Q2203 B C 19M Q2204 B C 19M Q2251 B C 19J Q2252 B C 19K Q2253 B C 19J Q2254 B C 19K Q2255 B C 17J Q3001 A D 4I Q3002 A D 19I Q3004 B C 6C Q3005 B C 15G Q3006 B C 14D Q3007 B C 14C Q4001 B C 8D Q4002 B C 6D Q4003 B C 9D Q4004 B C 8D Q5101 A D 2K Q5102 A D 4L Q5301 A D 4F Q5303 A D 1D Q5304 A D 2E Q5305 B C 2E Q5306 B C 3E Q5321 A D 1D Q6030 B C 21J Q6531 B C 22K ...

Page 46: ...0 C14 C15 C18 C25 C29 C30 ZZ8 R510 C501 C502 C503 C504 C507 C515 C518 C519 C520 R3210 R3216 R3217 R3232 R4022 R5101 R5102 R5103 R5105 R5107 CN2001 R5108 R5109 D5 D501 IC501 L L L5 R5111 R5302 L4001 Q1 Q2 Q3 Q4 Q2001 Q2002 Q20 R5306 R5310 R5312 R503 R5332 R5333 R3078 R7023 R7024 R7031 R2017 R7035 TP7001 TPGND VA5001 S7018 Q2061 Q2062 Q2063 R2063 R2064 C2063 W9 ZZ2 ZZ3 ZZ6 W848 CP3002 Q7015 R12 C305...

Page 47: ...63 C64 C2001 C2004 C2005 C2006 C2007 C2008 C2009 C2010 C2012 D1 L1 L4 C401 C402 C403 C405 L2001 Q7 Q8 Q9 C406 R401 R403 R404 R405 Q2003 R408 R2 R22 Q401 Q402 Q403 Q404 Q405 C6512 R3013 Q3005 C1204 R3248 R6020 R6021 R6030 R6032 R6050 R6503 R6504 R6533 R2010 R2014 2017 R2021 R7020 R7021 TP106 TP111 TP2253 TP2254 TP4001 R7030 L504 S7017 R1212 R1213 VR6601 R1216 Q1203 Q1204 D7002 C1222 C1223 R8 W7 C60...

Page 48: ...C1201 Y C SEP MIX REC COUT YOUT Y COMB IIC DATA IIC CLK 0 3 MAIN S SUB 2D DIGITAL TERMIANL Y FROM DIGI C FROM DIGI KILLER_DET I2C CLK I2C DATA V Y TO DIGI C TO DIGI Fsc 34 35 C MUTE 37 FRONT_C_IN ONLY USED FOR REAR1 S_IN MODEL C 7 8 5 6 Y_OUT Y C_OUT C 7 8 5 6 Y J1 REAR1 S_IN J2 REAR1 S_OUT REAR1_Y_IN REAR1_C_IN J7103 FRONT S_IN USED NOT 55 USED NOT USED NOT C PRE LPF PRE LPF ATT GCL REC PB SW11 D...

Page 49: ...UTE VMUTE CMUTE ATT DIG OSD C MUTE ATT ATT CL2 CL2 POSLPF1 POSLPF2 1dB BF BF 6 VFBC CK NC VCA PRE LPF2 PRE LPF1 BG CR ADJ ATT GCL SSEP ATT SUB EMPH LIM2 DC LIM1 REGEN SP EP REC PB SW11 DIG OSD DIG OSD SW10 W17 SW1 PB REC SW19 REC PB SW2 DIG DIG SW3 PB 1dB PB 0dB SW4 REC SW5 CONV CONV DIG DIG SW8 CONV CONV SW7 OSD OSD SW14 SW13 OSD OSD FIL DIG PB REC SW12 SW9 SW16 OSD OSD SW15 OSD FIL DIG OSD REC S...

Page 50: ...K DRIVER MODE CONTROL Y CCD C CCD CCD LPF PILOT ADD PILOT ERASE B D CONV NP C K BPF ET LPF EMPH N L DEH LPF YNR SEP SYNC V AMP C SQUELCH 6dBAMP PG PG AGC DET LCH SQUE CLEAR SYNC FEED BACK CLAMP VIDEO ALC PC HP NC TRAP NC Y LPF DELAY SECAM SSEQ N L DE EMPH SQPB EQ SW28 P R SW27 SW26 P R L SECAM EXT INT 0 5Vp p R SDECK SW22 R SDECK 35PinGCL R SDECK R SDECK SW21 SW24 SW23 DO DO REC R SDECK R SVHS SW1...

Page 51: ... DET TANK MESECAM DET L DET 4 43PAL DELAY ACC ACC SW C K CHROMA ACC MIX LEVEL ADJUST B E 3 3k ADD CH1 HiFi TRAP REC TRAP FH HPF CTL TRAP P EQ SW13 DL G EQ DO DET LPF S DET CCD CONT KILLER MPAL CONV C DELAY SW10 P R SW9 P R SW8 INT EXT SW12 SQPB SQPB CH2 P R SW16 SW25 SD SD SW38 P R SW28 P R 5 P R 8 P SW31 P R SW32 P R SW33 R P SW30 SW29 P R R P SW35 L SECAM C ACC ON SW36 L SECAM SW34 R P SW37 SW39...

Page 52: ...8 31 H REC_ST H H REC_ST H 28 A FF A FF 26 A ENV ND L A ENV ND L 81 32 15 14 20 FLY_REC_ST H FLY_REC H FULL_E ON H FLY_REC_ST H FLY_REC H FULL_E ON H 19 TO ADV JOG SW CN7003 I2C DATA I2C CLK V_TO OSD VIDEO OUT WF3 WF4 83 93 92 LSD 94 91 JS3001 4 3 2 5 6 1 4 9 10 11 12 1 2 2 1 12 10 4 11 9 1 DRUM MOTOR 5 8 5 7 3 in 1 MDA CAP MOTOR 5 5 LOADING MOTOR M M D PG D PG L1 L2 CAP M FG CAP M F R CAP M VCTL ...

Page 53: ... R FRONT AUDIO IN L PRE OUT 29 7 8 9 3 4 4 3 TO TUNER SIF IC1 VIDEO N AUDIO SIGNAL PROCESSOR POWER SWITCH POWER AMP FLY_REC_ST H FLY_REC H TRANS OSC POWER SW B2051 6 4 FULL_E ON H ONLY USED FOR FLYING ERASE MODEL OPEN SHORT B2051 WITHOUT FLYING ERASE MODEL WITH FLYING ERASE MODEL 59 RFC_OUT RF_AUDIO 27 AFF 28 ENV A ENV ND L A FF TP2253 A PB_FM SW Q2062 Q2063 Q2061 T2052 10 11 FLY E FLYING ERASE Q4...

Page 54: ...PE REMAIN DETECTION SIGNAL FOR TAKE UP REEL ROTATION TAPE REMAIN OUT LED DRIVE OUT LED DRIVE OUT LED DRIVE OUT LED DRIVE OUT LED DRIVE OUT OUT LED DRIVE LED DRIVE LED DRIVE LED DRIVE LED DRIVE REAR1 INPUT SIGNAL CONTROL Y C H LED DRIVE CONTROL SIGNAL SYSTEM POWER FOR ANALOG CIRCUIT CAPACITOR CONNECT TERMINAL FOR CTL AMP CIRCUIT AMP CIRCUIT REFERENCE VOLTAGE INPUT CTL PULSE OUTPUT AMP CIRCUIT REFER...

Page 55: ...B 2 Vp p 50 mV 5 µsec DIV WF12 1 IC501 14 REC 1 5 Vp p 50 mV 5 µsec DIV S SUB WF9 2 IC501 3 PB 0 64 Vp p 20 mV 5 µsec DIV WF14 IC501 36 REC PB 0 5 Vp p 10 mV 5 µsec DIV WF17 IC501 43 PB 0 5 Vp p 10 mV 5 µsec DIV WF15 IC501 40 REC 0 7 Vp p 20 mV 5 µsec DIV WF9 1 IC501 3 REC 0 57 Vp p 20 mV 5 µsec DIV WF13 IC501 16 REC PB 2 2 Vp p 50 mV 5 µsec DIV WF16 IC501 42 PB 2 1 Vp p 50 mV 5 µsec DIV WF18 1 IC...

Page 56: ...ERVICE ENGINEERING COMPANY OF AMERICA DIVISION OF JVC AMERICAS CORP www jvcservice com US Only JVC CANADA INC Head office 21 Finchdene Square Scarborough Ontario M1X 1A7 416 293 1311 Printed in Japan 0301 VP ...

Page 57: ...ÜÛÜ Ê ÛÉ ëòïòï ÐßÝÕ ÒÙ ßÒÜ ßÝÝÛÍÍÑÎÇ ßÍÍÛÓÞÔÇ äÓïâ Ì ª ºº ò íðï íðî íðî Ú ÒßÔ ßÍÍÇ äÓîâ íðê íðêß íïï íðí ßÜØÛÍ ÊÛ ÌßÐÛ ßÜØÛÍ ÊÛ ÌßÐÛ íîð íïê ÅÑÒÔÇ ËÍÛÜ ÚÑÎ ËÍ ÓÑÜÛÔÃ íïè ÅÑÒÔÇ ËÍÛÜ ÚÑÎ ËÝ ÓÑÜÛÔÃ íïð íîê ßÜØÛÍ ÊÛ ÌßÐÛ íðé íïî íðè íïí ÍÐÛÝ ÑÚ ÞßÎÝÑÜÛ ÞÛÉßÎÛ ÑÚ ÞÑÙËÍ ÐßÎÌÍ ...

Page 58: ...ÞÑßÎÜ ÞÑÌÌÑÓ ÝØßÍÍ Íò ÒÑÌÛ ß º Ê ÎòÛÒÝÑÎÜÛÎ ÐÉÞ µ ò ß º Þ ÎòÛÒÝÑÎÜÛÎ ÐÉÞ µ ò Ú ª º ÜÎËÓ ÚÐÝ ò É ÓÛÝØßÒ ÍÓ ßÍÍÛÓÞÔÇ ÞÑÌÌÑÓ ÝØßÍÍ Íò ß ÓÛÝØßÒ ÍÓ ßÍÍÛÓÞÔÇ º þÆþ º ÞÑÌÌÑÓ ÝØßÍÍ Í º ÓÛÝØßÒ ÍÓ ßÍÍÛÓÞÔÇò ÒÑÌÛ Ø µ º ÌÑÐ ÝÑÊÛÎ º ÝØßÍÍ Íò Ý µ º ô º ÌÑÐ ÝÑÊÛÎ ò øï É ÐÎ ÓßÎÇ ÐßÎÌÍ ØÛßÌ ÐßÎÌÍ ò øî Ð º ò ÒÑÌÛ ÍÔÑÌ ÌÑ Ú Ì ßÌ ÌØÛ Î Þ ÑÚ ÌØÛ ÞÑÌÌÑÓ ÝØßÍÍ Íò ÒÑÌÛ ßº ô º ò ÒÑÌÛ Ý º ÜÑÑÎ ÑÐÛÒÛÎ ò ÚÎÑÒÌ ÐßÒÛÔ º ÝßÍÍÛÌ...

Page 59: ... ïïë ïîì ïîë éç èî îï ì ïïé ìì îê í ëè ëî ëé ëè ëë çð íé éé éî ïïê ëð ïïî ïîî ïïð ïîê ïîê èç íê éí êç ïðî éð ïíì éè éê éï ïîð ìî èë ìê ìé èï èí èð ìç ïïç ëí ïïï ïïì ïïè ïîï çê çí çì çë êì êë ïèß ïç îî îð ïê îíß êí êê ëç êî êè îì ïè èì êï êð êé îí îíÞ ïèÞ ÉÎî ßñÝ ØÛßÜ ÞÑßÎÜ ßÍÍÇ äïîâ ÔÑßÜ ÒÙ ÓÑÌÑÎ ÞÑßÎÜ ßÍÍÇ äëëâ ìè ßß ßß ßß ßß ßß ßß ßß ßß ßß ßß ßß ßß ßß ÞÞ ÞÞ ÞÞ ÞÞ ÞÞ ßß ßß ßß ßß ßß ßß ßß ßß ßß ßß...

Page 60: ...Î ÒÙ ß Þ ÝÜÛ Ú éï ÔÐìðèïèóððïÞ ÌÛÒÍ ÑÒ ßÎÓ ßÍÍÇ ß Þ ÝÜÛ Ú éî ÔÐìðèììóððïÛ ÌÛÒÍ ÑÒ ÍÐÎ ÒÙ ß Þ ÝÜÛ Ú éí ÔÐîïðìëóððïÜ ÌÛÒÍ ÑÒ ßÎÓ ÞßÍÛ ß Þ ÝÜÛ Ú éì ÔÐìðèîïóððïß ÌÛÒÍ ÑÒ ÞßÒÜ ßÍÍÇ ß Þ ÝÜÛ Ú éë ÔÐíðçêéóððïÞ ÞßÒÜ ØÑÔÜÛÎóï ß Þ ÝÜÛ Ú éê ÔÐíðçêèóððïÝ ÞßÒÜ ØÑÔÜÛÎóî ß Þ ÝÜÛ Ú öööööööööööööööööööööööööööööö Ú ÒßÔ ßÍÍÛÓÞÔÇ äÓîâ ÿ ëðï ÔÐïðìêìóððëÝ ÚÎÑÒÌ ÐßÒÛÔ ßÍÍÇ ß ÿ ëðï ÔÐïðìêìóððéÝ ÚÎÑÒÌ ÐßÒÛÔ ßÍÍÇ Þ Ý ÿ ëðï...

Page 64: ...Ç Ó ÞËÍ É ÎÛ ÜÛ Ú Îíðïë ÏËÇïëíóðëðÇ Ó ÞËÍ É ÎÛ ß Þ ÝÜÛ Ú Îíðïê ÒÎÍßðîÖóðÎðÈ ÓÙ ÎÛÍ ÍÌÑÎ ðqôïñïðÉ ß Þ ÝÜÛ Ú Îíðïé ÒÎÍßðîÖóìéïÈ ÓÙ ÎÛÍ ÍÌÑÎ ìéðqïñïðÉ ß Þ ÝÜÛ Ú Îíðïè ÒÎÍßðîÖóìéïÈ ÓÙ ÎÛÍ ÍÌÑÎ ìéðqïñïðÉ ß Þ ÝÜÛ Ú Îíðîï ÒÎÍßðîÖóïðîÈ ÓÙ ÎÛÍ ÍÌÑÎ ïµqôïñïðÉ ß Þ ÝÜÛ Ú Îíðîî ÒÎÍßðîÖóïðîÈ ÓÙ ÎÛÍ ÍÌÑÎ ïµqôïñïðÉ ß Þ ÝÜÛ Ú Îíðíï ÒÎÍßðîÖóïðîÈ ÓÙ ÎÛÍ ÍÌÑÎ ïµqôïñïðÉ ß Þ ÝÜÛ Ú Îíðíî ÒÎÍßðîÖóïðîÈ ÓÙ ÎÛÍ ÍÌÑÎ ïµqôïñï...

Page 65: ...ÍßðîÖóðÎðÈ ÓÙ ÎÛÍ ÍÌÑÎôÐÞ ÝÑÔÑÎ ðqôïñïðÉ ß Þ ÝÜÛ Ú Þì ÒÎÍßðîÖóðÎðÈ ÓÙ ÎÛÍ ÍÌÑÎôÚÍÝ ðqôïñïðÉ ß Þ ÝÜÛ Ú Þê ÒÎÍßðîÖóðÎðÈ ÓÙ ÎÛÍ ÍÌÑÎôÎÚ ÛÏ ðqôïñïðÉ ß Þ ÝÜÛ Ú Þçðí ÏËÇïêðóðêðÇ Ó ÞËÍ É ÎÛôÚ Ç Ò ß Þ ÝÜÛ Ú Þëðï ÏËÇïêðóïêðÇ Ó ÞËÍ É ÎÛôÊ ÌÑ ÑÍÜ ß Þ ÝÜÛ Ú Þëðí ÒÎÍßðîÖóðÎðÈ ÓÙ ÎÛÍ ÍÌÑÎôÊÝÝï ðqôïñïðÉ ß Þ ÝÜÛ Ú Þïîðï ÒÎÍßðîÖóðÎðÈ ÓÙ ÎÛÍ ÍÌÑÎ ðqôïñïðÉ ß Þ ÝÜÛ Ú Þïîðî ÒÎÍßðîÖóðÎðÈ ÓÙ ÎÛÍ ÍÌÑÎ ðqôïñïðÉ ß Þ ÝÜÛ Ú ...

Page 66: ...íÊ ß Þ ÝÜÛ Ú Ýïîïê ÒÝÚîïÛÆóïðìÈ Ý ÝßÐßÝ ÌÑÎ ðòïkÚôîëÊ ß Þ ÝÜÛ Ú Ýïîïé ÒÝÚîïÛÆóïðìÈ Ý ÝßÐßÝ ÌÑÎ ðòïkÚôîëÊ ß Þ ÝÜÛ Ú Ýïîïè ÒÝÚîïÛÆóïðìÈ Ý ÝßÐßÝ ÌÑÎ ðòïkÚôîëÊ ß Þ ÝÜÛ Ú Ýïîïç ÒÝÚîïÝÆóïðëÈ Ý ÝßÐßÝ ÌÑÎ ïkÚôïêÊ ß Þ ÝÜÛ Ú Ýïîîð ÏÛÕÖðÖÓóìéêÆ Û ÝßÐßÝ ÌÑÎ ìékÚôêòíÊ ß Þ ÝÜÛ Ú Ýïîîé ÒÝÞîïÛÕóïðìÈ Ý ÝßÐßÝ ÌÑÎ ðòïkÚôîëÊ ß Þ ÝÜÛ Ú Ýïîîè ÏÛÕÖïÛÓóìéëÆ Û ÝßÐßÝ ÌÑÎ ìòékÚôîëÊ ß Þ ÝÜÛ Ú Ýïîîç ÒÝÞîïØÕóïðíÈ Ý ÝßÐßÝ ÌÑÎ ð...

Page 67: ...íðë ÏÚÊÚïØÖóïðìÆ ÓÚ ÝßÐßÝ ÌÑÎ ðòïkÚôëðÊ ß Þ ÝÜÛ Ú Ýêðëî ÒÜÝîïØÖóïððÈ Ý ÝßÐßÝ ÌÑÎ ïð ÚôëðÊ ß Þ ÝÜÛ Ú Ýêðëê ÒÜÝîïØÖóìéðÈ Ý ÝßÐßÝ ÌÑÎ ìé ÚôëðÊ ß Þ ÝÜÛ Ú Ýêëðï ÒÝÞîïÛÕóïðìÈ Ý ÝßÐßÝ ÌÑÎ ðòïkÚôîëÊ ß Þ ÝÜÛ Ú Ýêëðî ÏÛÕÖïÛÓóïðêÆ Û ÝßÐßÝ ÌÑÎ ïðkÚôîëÊ ß Þ ÝÜÛ Ú Ýêëðí ÏÛÕÖïØÓóïðëÆ Û ÝßÐßÝ ÌÑÎ ïkÚôëðÊ ß Þ ÝÜÛ Ú Ýêëðì ÒÝÚîïÛÆóïðìÈ Ý ÝßÐßÝ ÌÑÎ ðòïkÚôîëÊ ß Þ ÝÜÛ Ú Ýêëðë ÏÛÕÖïØÓóííëÆ Û ÝßÐßÝ ÌÑÎ íòíkÚôëðÊ ß Þ ÝÜÛ ...

Page 68: ...ï ÏËÇïëíóðëðÇ Ó ÞËÍ É ÎÛôÜòÚÚ ß Þ ÝÜÛ Ú ÌÐîîëí ÏËÇïëíóðëðÇ Ó ÞËÍ É ÎÛ ß Þ ÝÜÛ Ú ÌÐîîëì ÏËÇïëíóðëðÇ Ó ÞËÍ É ÎÛ ß Þ ÝÜÛ Ú ÌÐìððï ÏËÇïëíóðëðÇ Ó ÞËÍ É ÎÛôÝÌÔ Ðò ß Þ ÝÜÛ Ú ÝÒï ÏÙÚïîðïÝîóðç ÚÐÝ ÝÑÒÒÛôÜòÚÐÝ ß Þ Ý ÝÒï ÏÙÚïîðïÝîóïï ÚÐÝ ÝÑÒÒÛôÜòÚÐÝ ÜÛ Ú ÝÒîððï ÏÙÚïîðéÝïóðê ÚÐÝ ÝÑÒÒÛôßñÝ ØÛßÜ ß Þ ÝÜÛ Ú ÝÒîððî ÏÙÞîëíîÖïóðî Þ ÌÑ Þ ÝÑÒÒÛôÚÛ ØÛßÜ ß Þ ÝÜÛ Ú ÝÒíððï ÏÙÞîðíîÓìóïî Þ ÌÑ Þ ÝÑÒÒÛôÝßÐ ÓÑÌÑÎ ß Þ ÝÜÛ Ú ÝÒé...

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Summary of Contents for HR-S2902US

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JVC HR-S2902US, Service Manual, Page: 33 / 68

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Summary of Contents for HR-S2902US

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