Sony DCR-TRV238E Service Manual
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Sony DCR-TRV238E Service Manual

Sony DCR-TRV238E Service Manual

Digital video camera recorder
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DCR-TRV238E/TRV239E
SERVICE MANUAL
Level 1
Ver 1.2 2002. 06
Video camera
recorder
System
Video recording system
2 rotary heads
Helical scanning system
Audio recording system
Rotary heads, PCM system
Quantization: 12 bits (Fs 32 kHz,
stereo 1, stereo 2), 16 bits
(Fs 48 kHz, stereo)
Video signal
PAL colour, CCIR standards
Recommended cassette
Hi8/Digital8 video cassette
Recording/playback time (using
90 min. Hi8 video cassette)
SP mode: 1 hour
LP mode: 1 hour and 30 minutes
Fast-forward/rewind time (using
90 min. Hi8 video cassette)
Approx. 5 min.
Viewfinder
Electric Viewfinder, Monochrome
Image device
3 mm (1/6 type CCD)
(Charge Coupled Device)
Gross: Approx. 800 000 pixels
Effective: Approx. 400 000 pixels
Lens
Combined power zoom lens
Filter diameter 37 mm (1 1/2 in.)
DCR-TRV238E:
25× (Optical), 700×
(Digital)
DCR-TRV239E:
25× (Optical), 800×
(Digital)
Photo : DCR-TRV238E
SPECIFICATIONS
Focal length
2.4 – 60 mm (1/8 – 2 3/8 in.)
When converted to a 35 mm still
camera
46 – 1 150 mm (1 13/16 – 45 3/8 in.)
Camera mode:
48 – 720 mm (1 15/16 – 28 3/8 in.)
Memory mode:
40 – 600 mm (1 5/8 – 23 5/8 in.)
Colour temperature
Auto
Minimum illumination
6 lx (lux) (F 1.6)
0 lx (lux) (in the NightShot mode)*
* Objects unable to be seen due to
the dark can be shot with infrared
lighting.
output
connectors
S video output
4-pin mini DIN
Luminance signal: 1 Vp-p,
75 Ω (ohms), unbalanced
Chrominance signal: 0.3 Vp-p,
75 Ω (ohms), unbalanced
Audio/Video output
AV MINIJACK, 1 Vp-p, 75 Ω
(ohms), unbalanced, sync negative
327 mV, (at output impedance more
than 47 kΩ (kilohms))
Output impedance with less than
2.2 kΩ (kilohms)/Stereo minijack
(ø 3.5 mm)
DIGITAL VIDEO CAMERA RECORDER
East European Model
North European Model
2. GENERAL will be issued shortly.
Headphone jack
Stereo minijack (ø 3.5 mm)
USB jack
mini-B
LANC jack
ø 2.5 mm)
Stereo mini-minijack (
MIC jack
Stereo minijack (ø 3.5 mm)
DV output
4-pin connector
LCD screen
Picture
6.2 cm (2.5 type)
50.3 × 37.4 mm (2 × 1 1/2 in.)
Total dot number
For European models:
123 200 (560 × 220)
General
Power requirements
7.2 V (battery pack)
8.4 V (AC power adaptor)
Average power consumption
(when using the battery pack)
During camera recording using
LCD
3.8 W
Viewfinder
3.0 W
RMT-814
AEP Model
DCR-TRV238E/TRV239E
UK Model
Russian Model
DCR-TRV238E
M2000 MECHANISM
Operating temperature
0°C to 40°C (32°F to 104°F)
Recommended charging
temperature
10°C to 30°C (50°F to 86°F)
Storage temperature
–20°C to + 60°C (–4°F to + 140°F)
Dimensions (approx.)
206 × 101 × 85 mm
(8 1/8 × 4 × 3 3/8 in.)
(w/h/d)
Mass (approx.)
890 g (1 lb 15 oz)
excluding the battery pack, cassette,
lens cap and shoulder strap
DCR-TRV238E:
1 030 g (2 lb 4 oz)
DCR-TRV239E:
1 040 g (2 lb 4 oz)
including the battery pack
NP-FM30, NP-FM50, 90min. Hi8 cassette, lens
cap and shoulder strap
Supplied accessories
See page 3.
— Continued on next page —

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Summary of Contents for Sony DCR-TRV238E

  • Page 1 East European Model Level 1 DCR-TRV238E/TRV239E UK Model Ver 1.2 2002. 06 North European Model Russian Model DCR-TRV238E Photo : DCR-TRV238E M2000 MECHANISM 2. GENERAL will be issued shortly. SPECIFICATIONS Operating temperature Focal length Headphone jack Video camera 0°C to 40°C (32°F to 104°F) 2.4 –...
  • Page 2 Danger of explosion if battery is incorrectly replaced. LIST ARE CRITICAL TO SAFE OPERATION. REPLACE THESE Replace only with the same or equivalent type. COMPONENTS WITH SONY PARTS WHOSE PART NUMBERS APPEAR AS SHOWN IN THIS MANUAL OR IN SUPPLEMENTS PUBLISHED BY SONY.
  • Page 3 DCR-TRV238E/TRV239E Ver 1.1 2002. 03 Checking supplied accessories. Make sure that the following accessories are supplied with your camcorder. Wireless Remote Commander (1) AC power adaptor (1) Power cord (Main lead)(1) NP-FM30 battery pack (1) RMT-814 (AC-L10A) (AEP, EE, NE, RU model)

  • Page 4: Table Of Contents

    DCR-TRV238E/TRV239E TABLE OF CONTENTS SERVICE NOTE POWER SUPPLY DURING REPAIRS ····························· 5 TO TAKE OUT A CASSETTE WHEN NOT EJECT (FORCE EJECT) ································································ 5 SELF-DIAGNOSIS FUNCTION Self-diagnosis Function ······················································ 6 Self-diagnosis Display ························································ 6 Service Mode Display ························································ 6 3-1. Display Method ·································································· 6 3-2.

  • Page 5: Service Note

    DCR-TRV238E/TRV239E SERVICE NOTE POWER SUPPLY DURING REPAIRS In this unit, about 10 seconds after power is supplied (8.4V) to the battery terminal using the service power code (J-6082-223-A), the power is shut off so that the unit cannot operate. These following two methods are available to prevent this. Take note of which to use during repairs.

  • Page 6: Self-Diagnosis Function

    DCR-TRV238E/TRV239E SELF-DIAGNOSIS FUNCTION Self-diagnosis Function Self-diagnosis Display When problems occur while the unit is operating, the self-diagnosis When problems occur while the unit is operating, the counter of the function starts working, and displays on the viewfinder or Display viewfinder or Display window shows a 4-digit display consisting window what to do.

  • Page 7: Self-Diagnosis Code Table

    DCR-TRV238E/TRV239E Self-diagnosis Code Table Self-diagnosis Code Block Detailed Symptom/State Correction Function Code Non-standard battery is used. Use the InfoLITHIUM battery. Condensation. Remove the cassette, and insert it again after one hour. Video head is dirty. Clean with the optional cleaning cassette.
  • Page 8 DCR-TRV238E/TRV239E Self-diagnosis Code Block Detailed Symptom/State Correction Function Code Inspect the lens block focus reset sensor (Pin qd of CN1551 of Difficult to adjust focus VC-276 board) when focusing is performed when the focus ring is (Cannot initialize focus.) rotated in the focus manual mode and the focus motor drive circuit (IC1553 of VC-276 board) when the focusing is not performed.

  • Page 9: Main Parts

    DCR-TRV238E/TRV239E 1. MAIN PARTS Note: • Follow the disassembly procedure in the numerical order given. The components identified by mark 0 or • Items marked “*” are not stocked since they are seldom required for routine service. dotted line with mark 0 are critical for safety.

  • Page 10: Disassembly

    DCR-TRV238E/TRV239E DISASSEMBLY The following flow chart shows the disassembly procedure. 2-1. LCD unit, PD-156 board -1 2-2. LCD unit, PD-156 board -2 2-3. Front panel section 2-4. SI-032 board 2-5. Microphone 2-6. Cabinet (R) section 2-17. Control switch block (CF-2500) 2-7.

  • Page 11: Lcd Unit, Pd-156 Board-1

    DCR-TRV238E/TRV239E Ver 1.2 2002. 06 NOTE: Follow the disassembly procedure in the numerical order given. 2-1. LCD UNIT, PD-156 BOARD-1 Four tapping screws (M1.7 × 5) 7 Indication LCD block assembly, LCD holder, Back light Claw Claw claws P cabinet (C (2)) Reversed the LCD unit in the direction of the arrow A .

  • Page 12: Front Panel Section

    DCR-TRV238E/TRV239E 2-3. FRONT PANEL SECTION 5 Claw The drum of Remove it while taking mechanism deck. care as the FP-406 flexible cable is connected. When removing Front panel section, do not press down the drum of mechanism deck. 4 Two MI screws (M2 ×...

  • Page 13: Microphone

    DCR-TRV238E/TRV239E 2-5. MICROPHONE 8 Front panel assembly 7 Microphone cushion (F) 6 Microphone 5 Microphone holder 4 Microphone retainer 3 Two claws 2 Sheet microphone 1 Tapping screw (M1.7 × 5) Microphone retainer (rear view) Microphone holder Microphone When removing it, be careful not to damage the harnesses, etc.

  • Page 14: Cabinet (R) Section

    DCR-TRV238E/TRV239E 2-6. CABINET (R) SECTION qs Two MI screws 2 Three claws 1 MI screw (M2 × 4) (H) (M2 × 4) (H) qa Three MI screws (M2 × 4) (H) 3 Cabinet (upper) q; Three MI screws (M2 × 4) (H)

  • Page 15: Lens Section

    DCR-TRV238E/TRV239E 2-7. LENS SECTION 2 FP-161 flexible board (16P) 1 Two screws (M1.7 × 2.5), p 4 Lens section 3 Iris flexible assembly (24P) 2-8. EVF SECTION 5 EVF section Routing of the flexible board of the Operation FP-407 flexible board when attaching the EVF section.

  • Page 16: Lb-076 Board

    DCR-TRV238E/TRV239E 2-9. LB-076 BOARD 6 EVF cabinet PRECAUTION WHEN ATTACHING (upper) assembly 5 Claw FP-407 FLEXIBLE BOARD VF hinge assembly 9 FP-407 flexible FP-407 board (20P) flexible board Fix the FP-407 flexible board to VF hinge 8 EVF cabinet assembly with the both-sided adhesive tape.

  • Page 17: Battery Terminal Board

    DCR-TRV238E/TRV239E 2-11. BATTERY TERMINAL BOARD 2 MI screw (M2 × 4) (H) 6 Battery terminal board 1 Jack lid (2500) 5 Strap sheet metal (lower) 2-12. CONTROL SWITCH BLOCK (SS-1380) Routing of the flexible board of the Operation Push the eject knob in Control switch block (SS-1380).

  • Page 18: Cabinet (L) Section

    DCR-TRV238E/TRV239E 2-13. CABINET (L) SECTION PRECAUTION DURING CABINET (L) SECTION INSTALLATION 1 Screw (M1.7 × 2.5), p 2 Screw (M1.7 × 2.5), p 9 Cabinet (L) section 3 Claw 5 External (hot shoe) connector, Shoe frame 4 FP-264 flexible 8 Four...

  • Page 19: Vc-276 Board

    DCR-TRV238E/TRV239E 2-15. VC-276 BOARD 8 VC-276 board 7 VC sheet - 2 7 a r d 4 Two screws (M1.7 × 2.5), p 2 Screw (M1.7 × 2.5), p 6 FP-264 flexible 1 MI screw (M2 × 4) (H) board (20P)

  • Page 20: Control Switch Block (Cf-2500)

    DCR-TRV238E/TRV239E 2-17. CONTROL SWITCH BLOCK (CF-2500) 3 Control switch block (FK-2500) (5P) 8 Control switch block (CF-2500) 5 Harness (PD-117) 6 Five tapping screws (6P) (B2 × 5) 1 MI screw (M2 × 4) (H) 6 Three tapping screws (B2 × 5) Routing of the harness (PD-117) .

  • Page 21: Hinge Section

    DCR-TRV238E/TRV239E 2-19. HINGE SECTION REMOVING THE HINGE ASSEMBLY 1 Harness (PD-117) Remove the Harness (PD-117) (6, 20P) in the direction of the arrow A . 2 FP-412 flexible board (6P) Then bend the harness so that it is laid along with the connector.

  • Page 22: Repair Parts List

    DCR-TRV238E/TRV239E REPAIR PARTS LIST 3-1. EXPLODED VIEWS NOTE: • -XX, -X mean standardized parts, so they may • The mechanical parts with no reference number The components identified by mark 0 or have some differences from the original one. in the exploded views are not supplied.

  • Page 23: Cabinet (L) Section-1

    DCR-TRV238E/TRV239E 3-1-2. CABINET (L) SECTION-1 EVF section (See page 25) Cabinet (L) section-2 (See page 24) - 2 7 a r d Mechanism deck Lens section (See page 25) Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 4-974-725-01 SCREW (M1.7X2.5), P...

  • Page 24: Cabinet (L) Section-2

    DCR-TRV238E/TRV239E 3-1-3. CABINET (L) SECTION-2 ns : not supplied BT901 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks X-3951-159-1 CABINET (L) ASSY 3-941-343-21 TAPE (A) 3-052-815-01 BELT (ES), GRIP X-3952-149-1 PANEL ASSY, BATTERY 3-067-347-01 MI SCREW M2 (H)

  • Page 25: Lens, Evf Section

    DCR-TRV238E/TRV239E 3-1-4. LENS, EVF SECTION ns : not supplied IC551 LCD903 M904 M905 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks not supplied DEVICE, LENS LSV-700A 1-683-624-11 FP-407 FLEXIBLE BOARD not supplied IRIS FLEXIBLE, ASSY not supplied...

  • Page 26: Cabinet (R) Section

    DCR-TRV238E/TRV239E 3-1-5. CABINET (R) SECTION ns : not supplied LCD section (See page 27) : The printed wiring board of the Control switch block (CF-2500) on which BT001 (lithium battery) is mounted, is not shown. CAUTION : Danger of explosion if battery is incorrectly replaced.

  • Page 27: Lcd Section

    DCR-TRV238E/TRV239E Ver 1.2 2002. 06 3-1-6. LCD SECTION LCD901 ND901 a r d D902 LCD902 Ref. No. Part No. Description Remarks Ref. No. Part No. Description Remarks 3-072-272-01 WINDOW, LCD 1-683-628-21 FP-412 FLEXIBLE BOARD X-3952-195-1 COVER (2) ASSY, CPC (TRV238E)
  • Page 28 DCR-TRV238E/TRV239E 2002F1600-1 Sony EMCS Co. 9-929-937-41 ©2002.6 — 28 — Published by DI Customer Center...

  • Page 29: Revision History

    Reverse 992993743.pdf Revision History S.M. Rev. Ver. Date History Contents issued 2002.02 Official Release — — 2002.03 Correction-1 Addition of Destinations S.M. correction: Page 2002.06 Correction-2 Correction of Disassembly and Exploded Views S.M. correction: Page 11,...

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