DOWNLOAD Sony ZS-E5 (serv.man2) Service Manual ↓ Size: 1.62 MB | Pages: 28 in PDF or view online for FREE

Model
ZS-E5 (serv.man2)
Pages
28
Size
1.62 MB
Type
PDF
Document
Service Manual
Brand
Device
Audio
File
zs-e5-sm2.pdf
Date
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Sony ZS-E5 (serv.man2) Service Manual ▷ View online

ZS-E5
5
2-4.  MAIN  BOARD
2-3.   CABINET (TOP)  BLOCK
6  three screws (BV B2.6)
6  four screws (BV B2.6)
6 screw 
 (BV 
B2.6)
2 connector
 (CN401)
4  flexible flat cable (16 core)
 (CN201)
3  flexible flat cable (6P)
 (CN307)
1 knob (tuning)
5  open the lid (CD).
7  cabinet (top) block
4 four screws 
 (BV 
B2.6)
4  three screws (BV B2.6)
3 two connectors
 (CN301, 
CN302)
5 connector
 (CN400)
6  flexible flat cable (16 core)
 (CN402)
7 MAIN board
1 poly-slider washer
2 shaft (tuning)
ZS-E5
6
2-5.  OPTICAL  PICK-UP  BLOCK
 (DA11B3VFGP)
1  four screws (PWH B2.6)
2 CD mechanism 
 deck 
block
3 connector
4  flexible flat cable 
 (16 
core)
5  vibration proof rubber
5 vibration proof 
 rubber
5 two vibration 
 proof 
rubbers
6 two claws
6 two claws
7 cover (dust)
8  optical pick-up block
(DA11B3VFGP)
Chassis (CD) block
(bottom view)
‡CD mechanism deck block 
   is overturned.
ZS-E5
7
SECTION  3
TEST  MODE
1.  ENTER  THE  TEST  MODE
Procedure:
1.  It is confi rmed that the AC power cord is pulled out.
2.  The function of CD is selected, and lid of CD is opened.
3. Hold 
[
x
] button fi rst, then insert the AC power cord  (wait for 
around 8 seconds).
4.  “01” is displayed in the LED display panel. 
5.  It changes from “01” to “05” whenever the [
>
] button is 
pressed.
 
The display number and the content of the test mode are as 
follows.
 
01: Focus Error Test
 
02: Track Error Test
 
03: Display and KEY Test
 
04: Repeat One Test
 05: 
Repeat 
All 
Test
6.  It enters the selected test mode when the [
u
] button is 
pressed. 
1-1.  Focus Error Test
Procedure:
1.  It enters the test mode, “01” is selected, and the [
u
] button is 
pressed.
2.  “FE” is displayed in the LED display panel.
3.  When CD is set, and the lid is closed, the test is begun.
 
The lens of optical pick-up moves up and down (The focus 
search is repeated).
4. It 
is 
confi rmed that TP44 and TP42 (VREF) of the main board 
is measured with the oscilloscope, and the following wave-
form is output.
Checking Location:
1-2.  Track Error Test
Procedure:
1.  It enters the test mode, “02” is selected, and the [
u
] button is 
pressed.
2.  “TE” is displayed in the LED display panel. 
3.  When CD is set, and the lid is closed, the test is begun.
 
It becomes tracking servo off with the lens of optical pick-up 
focus locked.
4. It 
is 
confi rmed that TP40 and TP42(Vref) of the main board is 
measured with the oscilloscope, and the following waveform 
is output.
 
Refer to “1-1. Focus Error Test” for the checking location.
1-3.  Display and KEY Test
Procedure:
1.  It enters the test mode, “03” is selected, and the [
u
] button is 
pressed.
2.  All LED display panel are lighted when entering the test mode. 
3.  The LED display panel display changes as follows whenever 
the [
.
] button is pressed.
1-4.  Repeat One Test
Procedure:
1.  It enters the test mode, “04” is selected, and the [
u
] button is 
pressed.
2.  The LED display panel display becomes a normal state.
3.  When CD is set, and the lid is closed.
4.  Repeat one play is start.
1-5. Repeat All Test
Procedure:
1.  It enters the test mode, “05” is selected, and the [
u
] button is 
pressed.
2.  The LED display panel display becomes a normal state.
3.  When CD is set, and the lid is closed.
4.  Repeat all play is start.
2.  SOFTWARE  VERSION  CHECK
Procedure:
1.  The function of CD is selected, and turn on the set.
2.  Lid of CD is opened. “00” is displayed in the LED display 
panel. 
3. Hold 
[
>
] button for more than 10 seconds.
4.  The software version is displayed in the LED display panel 
(Example: 07).
5.  Display will resume to normal state after other operation or 
time out (around 10 seconds). 
200 mV/DIV, 2 ms/DIV
1.2 
r0.6 Vp-p
TP44
(Focus Error)
TP40
(Track Error)
– MAIN Board (Conductor Side) –
TP42
(VREF)
500 mV/DIV, 2 ms/DIV
1.2 
r0.6 Vp-p
 
ZS-E5
8
SECTION  4
ELECTRICAL  ADJUSTMENTS
[AM]
Setting:
Function: RADIO
Band: AM
[FM]
Setting:
Function: RADIO
Band: FM
•   Repeat the procedures in each adjustment several times, and 
the tracking adjustments should be fi nally done by the trim-
mer capacitors.
Adjustment and Connecting Location:
AM RF signal 
generator
30% amplitude
modulation by
400 Hz signal
Output level: as low as possible
Put the lead-wire
antenna close to 
the set.
+
–
level meter
set
8 
:
MAIN board
speaker terminal (CN305)
– MAIN Board (Conductor Side) –
– MAIN Board (Component Side) –
JL003
JL004
AM Frequency
Coverage Adjustment
CT500-3
L503
FM Tracking
Adjustment
L501
CT500-2
T501
AM IF Adjustment
 AM Tracking
Adjustment
L500
CT500-4
 FM Frequency
Coverage Adjustment
L502
CT500-1
AM IF ADJUSTMENT
Adjust for a maximum reading on level meter
T501
455kHz
AM FREQUENCY COVERAGE ADJUSTMENT
Adjustment Part
Frequency Display
L503
510kHz
CT500-3
1,750kHz
AM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter
L500
620kHz
CT500-4
1,400kHz
FM FREQUENCY COVERAGE ADJUSTMENT
Adjustment Part
Frequency Display
L502
86.5MHz
CT500-1
109.5MHz
FM TRACKING ADJUSTMENT
Adjust for a maximum reading on level meter
L501
fmin
CT500-2
fmax
TUNER  SECTION
0 dB = 1μV
FM RF signal
generator
75 kHz frequency
deviation by 1 kHz
signal
Output level: as low as possible
+
–
level meter
set
8 
:
0.01 
PF
MAIN board
JL003
MAIN board
speaker terminal (CN305)
MAIN board
JL004
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