Philips DVR7100/75 User manual

Service Manual
Service
Service
Service
Service
Service
DVR5100/75 & DVR7100/75
©Copyright 2007 Philips Consumer Electronics B.V. Eindhoven, The Netherlands
All rights reserved. No part of this publication may be reproduced, stored in a retrieval system or
transmitted, in any form or by any means, electronic, mechanical, photocopying, or otherwise
without the prior permission of Philips.
Published by ZW-KC 0716 AV System Printed in The Netherlands Subject to modification
GB
3139 785 32780
HDD Recorder
Version 1.0

TABLE OF CONTENT
1 General
1.1 Scope
1.2 Operating Conditions
2 H/W Speci ication
3 Adjustment & Setting
3.1 Re-install the set to actory settings a ter repair
3.2 Re- ormat HDD
4 S/W Upgrade Procedure
5 Troubleshooting Flowchart
6 Block Diagram & Wiring diagram
7 Mechanical Exploded view & Packaging drawing
8 Service Parts list
9 Annex - Circuit Diagram attachments
2

3
1. General
1. 1 Scope
This is the product sheet for the High-Definition (HD) Free to Air (FTA) MPEG2
Digital Video ecorder Set top box (STB) model DV 5100/75 with 160GB HDD and
DV 7100/75 with 250GB HDD. This HD DV is fully MPEG2 / DVB-T compliant,
supporting channel frequencies range of 51 – 858MHz.
DV 5100/75 and DV 7100/75 is a custom made product for Philips Consumer
Electronics, and has HDMI feature connectors for Digital Audio/Video output along
with S-Video, YPbPr and Composite connectors.
1.2. Operating Conditions
Operating Temperature : +/- 0°C ~ +55°C
Before delivery of the product, the supplier shall submit the specification drawing, the
sample, the test report and the QC (quality control) process flow chart to Philips
Singapore.

4
2. Hardware Speci ication
System
Tuners: Two digital HD tuners (to receive digital
transmission, see Basic Connection page 12-15)
Transmission standards: DVB-T
Channel coverage: 51 - 858 MHz. The above channel coverage merely ensures the
channel reception within these ranges. It does not guarantee the ability to receive signals in
all circumstances.
Aerial out: 75-ohm asymmetrical aerial socket
Video ormat: MP@ML, MP@HL
Audio ormat: Dolby Digital, MPEG (I and II)
Outputs
AUDIO OUT: CA jacks (2 each)/2 Vrms/10 kilo ohms
VIDEO OUT: CA jack/1.0 Vp-p/75 ohms
S VIDEO OUT: 4-pin mini DIN/Y:1.0 Vp-p,C: 0.3 Vp-p (PAL)/75 ohms
DIGITAL AUDIO OUT (OPTICAL): Opticaloutput jack/–18 dBm (wave length: 660
nm)
DIGITAL AUDIO OUT (COAXIAL): CAjack/0.5 Vp-p/75 ohms
COMPONENT VIDEO OUT
(Y, PB/CB, PR/CR):
CA jack/Y: 1.0 Vp-p, PB/CB: 0.7 Vp-p,
P /C : 0.7 Vp-p/75 ohms
HDMI OUT:Type A (19-pin)

5
General
Power requirements: 220-240 V AC, 50 Hz
Power consumption:
DV 7100 : 30 W
DV 5100 : 29 W
Dimensions (approx.): 430 _ 80 _ 290 mm
(width/height/depth) incl. projecting parts
Hard disk drive capacity:
DV 7100 : 250GB
DV 5100 : 160GB
Mass (approx.): 4.0 kg
Operating temperature: 5ºC to 40ºC
Storage temperature: -40ºC to +65ºC

3. Adjustments & Settings :
3.1 Re-install the Set to Factory Settings a ter Repair:
Goto Main Menu -> General -> Reset settings:
This feature enables you to return the setup settings to their defaults without affecting
the recorded titles in the HDD.
Select { Yes }, and press OK.
The setup settings return to their defaults, and the recorder automatically turns off.
3.2 Re- ormat HDD:
Goto Main Menu -> HDD Setting -> Erase HDD:
Erases all the recorded titles in the HDD at once. Note that protected titles are also
erased.
Press OK to confirm and press BACK to exit.
6

7
4. S/W UPGRADE PROCEDURE
4.1 Use a crossover RS232 cable to connect ZINWELL Set-top Box and PC COM
port.
4.2 On PC side:
Launch Hyperterminal in MS Windows, and set the parameters as follow “115200-N-
8-N”. (It is in “Programs”-> “Accessories-> “Communication” -> “Hyperterminal” )
Enter the properties setting page:

8
Set the COM port
Press Configure Button to Configure

9
Setting the configure as following picture:
All settings are done. Press Call button to connect the Set-top box.

10
4.3 On Set-top box side:
Use OSD to upgrade s/w. Then you see “C C C C ...” shown on PC Hyperterminal
screen.
4.5 On PC side:
Enter Hyper terminal menu, “ Transfer” -> “Send file” -> “B OWSE”, and select new
software file (set protocol in 1K Xmodem)-> press “Send”
Ps. Set-top-box will wait PC to transmit the s/w. If you doesn’t send file to box, it will
timeout then exit the upgrade status. You should redo these actions again.
“Transfer” -> “Send file” -> “B OWSE”, and select new software file (set protocol in
1K Xmodem)-> press “Send”
6. When s/w update completed, the box will shut down automatically.
7. Restart box, it will boot up with new so tware.

11
5. Troubleshooting Flowchart
1. No Audio output : Flow chart
N
o Audio output
Check audio connector
Connected properly
Check J19 has correct
waveform
eplace J19
Yes
Yes
Yes
Check U6.U7 Pin2.3.5.6
waveform is correct
Check U6.U7 Pin4.8
voltage is correct
eplace J19
Send back to zinwell
Check U6.U7 Pin4.8
voltage is correct
Send back to zinwell
eplace U10
or U24
N
o
N
o
N
o
N
o
N
o
Yes
Yes Yes
Firmly connect the
connector to right place

12
2. No HDMI output : Flow chart
N
o HDMI output
Check J12 connector is
Connected properly
Check J12 pin 15.16.18
have correct voltage
eplace U11
Send back to zinwell
Firmly connect the
connector to right place
Check Q10 pin3.6
have right voltage
Check U20 pin5(5v)
have right voltage
Check Q10 pin3.6
have right voltage
Check U20 pin1.3
(6.5v) have right
voltage
eplace U20
Send back to
zinwell
Send back to
zinwell
Yes
Yes
Yes Yes
Yes
Yes
eplace Q10
N
o
N
o
N
o
N
o
N
o
Yes
N
o

13
3. No Y/PB/PR output: Flow chart
N
o Y/PB/P output
Check J19 Y
signal is correct
Check J19 connector is
Connected properly
Check J19 PB
signal is correct
Check J19 P
signal is correct
Send back to zinwell
Firmly connect the
connector to right place
Check 391 has
proper signal
Check 390 has
proper signal
Check 392 has
proper signal
Check L6(3.3v)
have right voltage
Send back to zinwell
Send back to zinwell
Send back to zinwell
Send back to zinwell
Send back to zinwell
Check U11 have
right voltage
eplace U11
N
o
N
o
N
o
N
o
N
o
N
o
N
o
N
o
N
o
Yes Yes
Yes
Yes
Yes Yes
Yes Yes
Yes
Yes

4. No Video output : Flow chart
N
o video output
Check J19 connector is
Connected properly
Check 395 has video
waveform
eplace U11
eplace J19
Firmly connect the
connector to right place
Check 68 has
proper signal
Check L16 have
right voltage (3.3v)
Send back to
zinwell
Send back to zinwell
Yes
Yes
Yes
Yes
N
o
Yes
Check U11 voltage
Is correct
Send back to zinwell
Yes
N
o
N
o
N
o
N
o
14

5. No Video on S-video output : Flow chart
N
o video on s-video output
Check J20 connector is
Connected properly
Check 394 has video
waveform
eplace U11
eplace J20
Firmly connect the
connector to right place
Check 69 has
proper signal
Check L16 have
right voltage(3.3v)
Send back to
zinwell
Send back tozinwell
Yes
Yes
Yes
Yes
N
o
Yes
Check U11 voltage
Is correct
Send back tozinwell
Yes
N
o
N
o
N
o
N
o
15

6. Black and White picture on S-video output : Flow chart
Black and White picture on
s-video output
Check S teminal
Connected properly
Check 395(s-video_c)
Signal is correct
eplace U11
eplace J20
Firmly connect the
connector to right place
or change s-video cable
Check 70 has proper
signal is correct
Check L16 have
right voltage(3.3v)
Send back to
zinwell
Send back tozinwell
Check U11 voltage
Is correct
Send back tozinwell
Yes
Yes
Yes
Yes
Yes
Yes
N
o
N
o
N
o
N
o
N
o
16

7. Lock Signal Fail : Flow chart
Lock Signal Fail
Check cable input
has right signal
Check U32 pin4.6.11.12
Have correct voltage
eplace U11
eplace
U32
Chack the signal source
Check J21 pin14 voltage
is correct or not
Send back to
zinwell
Send back tozinwell
Send back to zinwell
Yes
Yes Yes
N
o
N
o
N
o
Check U32 pin15.23.28
Have correct voltage
Check U31 pin2(5v)
voltage is correct or not
Check U29 pin2(1.8v)
voltage is correct or not
Check U28 pin2(3.3v)
voltage is correct or not
Check U31 pin2(5v)
voltage is correct or not
Check U29 pin2(1.8v)
voltage is correct or not
Check U28 pin2(3.3v)
voltage is correct or not
eplace U11
eplace U11
Yes
Yes
Yes Yes
Send back
To zinwell
Send back
to zinwell
Send back
to zinwell
Yes
Yes
Yes
Yes
N
o
N
o
N
o
N
o
N
o
N
o
N
o
17

8. NO Work : Flow chart
N
o Wor
k
Check Hybrid Wire
Connector is
connected properly
Check U11 Have
correct voltage(3.3v)
Send back to zinwell
Check U19 pin3 Have
correct voltage(1.2v)
Firmly connect the connect
Check Q13 pin3 have
right voltage (5v)
Yes
Check U19 pin8 Have
correct voltage(2.6v)
Check Y1 Have correct
54MHZ
eplace U11
Check Q11 pin7.8 have
right voltage (3.3v)
eplace U11
Send back
to zinwell
Check U19 pin1 have
right voltage (3.3v)
eplace U11
Send back to zinwell
Send back to zinwell
Check U19 pin1 have
right voltage (3.3v)
eplace U11
eplace Y1
Yes
Yes
Yes Yes
Yes
Yes
Yes
Yes
Yes
N
o
N
o
N
o
N
o
N
o
N
o
N
o
N
o
N
o
18

U1 DUAL HD DIGITAL VIDEO SYSTEM
BCM7038
DVR7100/5100 Block & Wiring Diagram
FLASH
2Mx8bit
U9
U32
DVB-T
TU1216
Y
b
r
CVBS
Audio
R
Audio
L
I2C BUS
RS-232
(D-SUB -pins Female)
EE ROM
32Kx8bit
U27
U33
DVB-T
TU1216
250GB DVR7100
160GB DVR5100
S-video
HDMI
Audio Buffer
U6,U7
Audio
R
Audio
L
S/PDIF
D32 6.2 V
Function
Control
U7
AT89S52
Coaxial
Optical
U5
IR sensor
Key pad
(8 keys)
DDR SDRAM
256Mbit
U2~U5
DDR SDRAM
256Mbit
U2~U5
DDR SDRAM
256Mbit
U2~U5
DDR SDRAM
256Mbit
U2~U5
Tuner Tuner
VFD
U1
13-ST-
74GINK
ower Supply Unit
W102
W103
C02 SU connect to MB ower Cable
460 mm
C03 SATA ower cable 200 mm
Data Transport
CLK / DATA / SYNC CLK / DATA / SYNC
Video
rocessor
Audio
rocessor
Video
DAC
Audio
DAC
C01 AC Inlet cable 110 mm
C04 SATA Cable 380 mm
Fan cable connect to MB
F cable connect to MB
DVR7100/5100 total use 4 pcs cables C01~C04 1.C01 AC inlet is Back panel connect to the SU . 2.C02 SU connect to MB (J21) ower cable . 3. C03 SATA ower cable SU connect to HDD. 4. C04 SATA signal cable MB( J18) connect to HDD 5. Front panel cable connect to MB(J22). 6. Fan cable connect to MB( J 1).
J22
1
J21
J18
J
6. Block Diagram & Wiring Diagram
19

Function control
MICON
AT89S52
FLD
13-ST-73GINK
DC/DC converter
Key pad
18MHz
UART_1_TXD
UART_1_RXD
STBY
WOM_MUTE
F _RESET_N
5
7
10
12
31
32
33
To
Main Board
SI_51
CLK_51
LAT_51
BK_51
DC/DC converter
5V_IN
41 43
Ef = 4V
1 50
VH = 31V
ROW COL
35 36
37
40 41
42 43
345
SW1
13 18 19
20 21
5V_IN
5V_IN
Front Panel
20